<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2025 Workiva-->
<!--r:5e0b98f9-f46d-4ec9-b48a-3c79baedafaa,g:69140ecb-5fa9-4029-a258-416426b74b5f-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.silabs.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="slab-20241228.xsd#ConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_eb311002-4b0e-4146-aa42-01dc21e5bcab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_67ff701f-adc7-4797-81a8-572b7d8e21af" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_eb311002-4b0e-4146-aa42-01dc21e5bcab" xlink:to="loc_us-gaap_LiabilitiesCurrent_67ff701f-adc7-4797-81a8-572b7d8e21af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_79f6e1ef-9790-460f-b634-d1df32d0692f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_eb311002-4b0e-4146-aa42-01dc21e5bcab" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_79f6e1ef-9790-460f-b634-d1df32d0692f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_95d1fc05-1d2e-49cd-a129-85a7cb874a3f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_4a388534-42fe-48c6-a09d-79e116de47c1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_95d1fc05-1d2e-49cd-a129-85a7cb874a3f" xlink:to="loc_us-gaap_PreferredStockValue_4a388534-42fe-48c6-a09d-79e116de47c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_04a58b70-12ff-49fd-94be-a3ac424f4005" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_95d1fc05-1d2e-49cd-a129-85a7cb874a3f" xlink:to="loc_us-gaap_CommonStockValue_04a58b70-12ff-49fd-94be-a3ac424f4005" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_efb7ea48-5cd5-4e8d-a517-d446bafdd971" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_95d1fc05-1d2e-49cd-a129-85a7cb874a3f" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_efb7ea48-5cd5-4e8d-a517-d446bafdd971" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_9b3e4f42-5a82-4252-88ae-8a19ce2d6204" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_95d1fc05-1d2e-49cd-a129-85a7cb874a3f" xlink:to="loc_us-gaap_AdditionalPaidInCapital_9b3e4f42-5a82-4252-88ae-8a19ce2d6204" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_7d93f897-80f2-413c-91fe-b56bff8a037a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_95d1fc05-1d2e-49cd-a129-85a7cb874a3f" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_7d93f897-80f2-413c-91fe-b56bff8a037a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_d8bf9640-1e0a-4c34-8415-dd63762d515a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3c372ee1-588a-426f-9c29-962a9791d57c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d8bf9640-1e0a-4c34-8415-dd63762d515a" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3c372ee1-588a-426f-9c29-962a9791d57c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_ed63d640-5965-427f-a0b7-5bcd7f8dd0d3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d8bf9640-1e0a-4c34-8415-dd63762d515a" xlink:to="loc_us-gaap_ShortTermInvestments_ed63d640-5965-427f-a0b7-5bcd7f8dd0d3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_bd709d65-7c3e-4492-bae3-340f28dee738" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d8bf9640-1e0a-4c34-8415-dd63762d515a" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_bd709d65-7c3e-4492-bae3-340f28dee738" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_bba4e21b-48ed-4094-be8c-e667f88a1cd9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d8bf9640-1e0a-4c34-8415-dd63762d515a" xlink:to="loc_us-gaap_InventoryNet_bba4e21b-48ed-4094-be8c-e667f88a1cd9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_d02d93b3-10a9-4514-8072-9c7edda00f96" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_d8bf9640-1e0a-4c34-8415-dd63762d515a" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_d02d93b3-10a9-4514-8072-9c7edda00f96" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_26b18dc0-f941-46bb-8226-623eed062cfb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_8370c2af-af1a-4413-8d0d-0a969fb14f5e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_26b18dc0-f941-46bb-8226-623eed062cfb" xlink:to="loc_us-gaap_AccountsPayableCurrent_8370c2af-af1a-4413-8d0d-0a969fb14f5e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LinesOfCreditCurrent_c94a222a-4a80-4610-8e86-a9a6ebfc5653" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LinesOfCreditCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_26b18dc0-f941-46bb-8226-623eed062cfb" xlink:to="loc_us-gaap_LinesOfCreditCurrent_c94a222a-4a80-4610-8e86-a9a6ebfc5653" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DeferredRevenueAndReturnsLiabilityCurrent_be5ff49d-3a27-44e8-8e5c-fe231724edc9" xlink:href="slab-20241228.xsd#slab_DeferredRevenueAndReturnsLiabilityCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_26b18dc0-f941-46bb-8226-623eed062cfb" xlink:to="loc_slab_DeferredRevenueAndReturnsLiabilityCurrent_be5ff49d-3a27-44e8-8e5c-fe231724edc9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_1d6da3f9-79b5-4b8f-815b-04ca110c0bd2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_26b18dc0-f941-46bb-8226-623eed062cfb" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_1d6da3f9-79b5-4b8f-815b-04ca110c0bd2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_e5e5f3ea-9472-42a1-86ab-c9a08a598569" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_15796e26-0070-4554-b673-c26028623f89" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e5e5f3ea-9472-42a1-86ab-c9a08a598569" xlink:to="loc_us-gaap_Liabilities_15796e26-0070-4554-b673-c26028623f89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_0416bc60-97b9-40e6-b905-1fb6701be250" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e5e5f3ea-9472-42a1-86ab-c9a08a598569" xlink:to="loc_us-gaap_CommitmentsAndContingencies_0416bc60-97b9-40e6-b905-1fb6701be250" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_5a9f9e50-a49c-4694-b67d-817246e5ec7c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e5e5f3ea-9472-42a1-86ab-c9a08a598569" xlink:to="loc_us-gaap_StockholdersEquity_5a9f9e50-a49c-4694-b67d-817246e5ec7c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_fbdaa64d-73b9-485c-9554-b65c2b04a88e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_6d6685a6-4251-43d7-95a2-490d07582fc9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_fbdaa64d-73b9-485c-9554-b65c2b04a88e" xlink:to="loc_us-gaap_AssetsCurrent_6d6685a6-4251-43d7-95a2-490d07582fc9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_a08a1441-3c2b-4375-ba07-2e5b94a7c194" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_fbdaa64d-73b9-485c-9554-b65c2b04a88e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_a08a1441-3c2b-4375-ba07-2e5b94a7c194" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_e7969481-98a5-4fc8-b0fb-8bf2726e43dc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_fbdaa64d-73b9-485c-9554-b65c2b04a88e" xlink:to="loc_us-gaap_Goodwill_e7969481-98a5-4fc8-b0fb-8bf2726e43dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_589a575d-dd9f-4ac4-93b1-d77b4e76cbdb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_fbdaa64d-73b9-485c-9554-b65c2b04a88e" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_589a575d-dd9f-4ac4-93b1-d77b4e76cbdb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsAndOtherNoncurrentAssets_121fe816-9982-4745-88dd-6ebcd2b215a8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InvestmentsAndOtherNoncurrentAssets"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_fbdaa64d-73b9-485c-9554-b65c2b04a88e" xlink:to="loc_us-gaap_InvestmentsAndOtherNoncurrentAssets_121fe816-9982-4745-88dd-6ebcd2b215a8" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/ConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="slab-20241228.xsd#ConsolidatedStatementsofOperations"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/ConsolidatedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_3affc593-2335-4b96-b551-b7421bb9c31c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2a6d46d9-2f5c-4618-aba0-3c419220ef1b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_3affc593-2335-4b96-b551-b7421bb9c31c" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2a6d46d9-2f5c-4618-aba0-3c419220ef1b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_9f604e7e-8ec8-42ac-9dff-17503da3248b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_3affc593-2335-4b96-b551-b7421bb9c31c" xlink:to="loc_us-gaap_CostOfRevenue_9f604e7e-8ec8-42ac-9dff-17503da3248b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_fb5df569-901d-40b4-9219-eab482520ae5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_377b62f7-d313-4c0b-8d8c-ab7b8b5fbc3e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_fb5df569-901d-40b4-9219-eab482520ae5" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_377b62f7-d313-4c0b-8d8c-ab7b8b5fbc3e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_9484f38a-2c43-4f49-bbaf-61dfca781c6a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_fb5df569-901d-40b4-9219-eab482520ae5" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_9484f38a-2c43-4f49-bbaf-61dfca781c6a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_d54e8401-2246-4141-8cc5-e8f93e7cd7d2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_fb5df569-901d-40b4-9219-eab482520ae5" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_d54e8401-2246-4141-8cc5-e8f93e7cd7d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_c1c62de1-8f33-4d15-a1ac-44258daad92a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_625ee230-acdd-4941-baf4-56a284b20c2b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_c1c62de1-8f33-4d15-a1ac-44258daad92a" xlink:to="loc_us-gaap_GrossProfit_625ee230-acdd-4941-baf4-56a284b20c2b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_7fd8caab-5160-44d5-b155-8e1586bfb4a3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_c1c62de1-8f33-4d15-a1ac-44258daad92a" xlink:to="loc_us-gaap_OperatingExpenses_7fd8caab-5160-44d5-b155-8e1586bfb4a3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_df4a2e25-fcb5-4be1-b4e2-c07e94c3fbbd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_659577e0-de94-4aba-99a9-fa8b96befe83" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_df4a2e25-fcb5-4be1-b4e2-c07e94c3fbbd" xlink:to="loc_us-gaap_OperatingIncomeLoss_659577e0-de94-4aba-99a9-fa8b96befe83" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeNonoperating_7f05bb04-ce28-430b-8d85-8fd45773f0c5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InvestmentIncomeNonoperating"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_df4a2e25-fcb5-4be1-b4e2-c07e94c3fbbd" xlink:to="loc_us-gaap_InvestmentIncomeNonoperating_7f05bb04-ce28-430b-8d85-8fd45773f0c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_4bd74722-a1eb-46fd-a724-d30c992d469a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_df4a2e25-fcb5-4be1-b4e2-c07e94c3fbbd" xlink:to="loc_us-gaap_InterestExpenseNonoperating_4bd74722-a1eb-46fd-a724-d30c992d469a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_f0b7612c-d992-4a8a-a3ff-ac3adbe05353" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_c139adf3-e3de-44a7-aa8b-dec8fd60e837" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_f0b7612c-d992-4a8a-a3ff-ac3adbe05353" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_c139adf3-e3de-44a7-aa8b-dec8fd60e837" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_b128972a-40b3-4571-b84b-a119abb3fc66" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_f0b7612c-d992-4a8a-a3ff-ac3adbe05353" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_b128972a-40b3-4571-b84b-a119abb3fc66" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/ConsolidatedStatementsofComprehensiveIncomeLoss" xlink:type="simple" xlink:href="slab-20241228.xsd#ConsolidatedStatementsofComprehensiveIncomeLoss"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/ConsolidatedStatementsofComprehensiveIncomeLoss" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_f948e9e3-3706-4460-978b-2307651678a6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_ff8b245d-4863-434c-82fe-f3bf3f979fa8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_f948e9e3-3706-4460-978b-2307651678a6" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_ff8b245d-4863-434c-82fe-f3bf3f979fa8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_23e5131a-7f14-477a-b0d5-c632bfce11c5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_f948e9e3-3706-4460-978b-2307651678a6" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_23e5131a-7f14-477a-b0d5-c632bfce11c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_504fa027-7049-4b91-9e0c-3538bfc95520" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_7b376bf6-878a-4b33-a0d7-ae9733902159" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_504fa027-7049-4b91-9e0c-3538bfc95520" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_7b376bf6-878a-4b33-a0d7-ae9733902159" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_f2c475f9-b74e-435c-bcb2-eea331a2826c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_504fa027-7049-4b91-9e0c-3538bfc95520" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_f2c475f9-b74e-435c-bcb2-eea331a2826c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_4478fb96-36df-4851-a979-20a94a6a60a6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_504fa027-7049-4b91-9e0c-3538bfc95520" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_4478fb96-36df-4851-a979-20a94a6a60a6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_0525e0c2-7a97-459e-bd6e-305c2e9e4c09" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_504fa027-7049-4b91-9e0c-3538bfc95520" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_0525e0c2-7a97-459e-bd6e-305c2e9e4c09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_587ec7b6-4ea2-4684-9a47-18f2b4f7ed61" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_735b9d18-f793-4a53-b0b7-84ed0ddf02da" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_587ec7b6-4ea2-4684-9a47-18f2b4f7ed61" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_735b9d18-f793-4a53-b0b7-84ed0ddf02da" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_8d5e5310-831d-43cd-bf4a-ddc2c4ab3209" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_587ec7b6-4ea2-4684-9a47-18f2b4f7ed61" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_8d5e5310-831d-43cd-bf4a-ddc2c4ab3209" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="slab-20241228.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_79087356-0cd7-42e5-94a0-e3520a002c3e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMarketableSecurities_7ba730af-628a-4306-bdb0-24aeb1403517" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquireMarketableSecurities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_79087356-0cd7-42e5-94a0-e3520a002c3e" xlink:to="loc_us-gaap_PaymentsToAcquireMarketableSecurities_7ba730af-628a-4306-bdb0-24aeb1403517" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireOtherProductiveAssets_7d6748bb-82d7-4db5-9c8d-b573a5daed1c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquireOtherProductiveAssets"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_79087356-0cd7-42e5-94a0-e3520a002c3e" xlink:to="loc_us-gaap_PaymentsToAcquireOtherProductiveAssets_7d6748bb-82d7-4db5-9c8d-b573a5daed1c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_9863df4c-f9e2-4c49-88c1-39656199ff87" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_79087356-0cd7-42e5-94a0-e3520a002c3e" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_9863df4c-f9e2-4c49-88c1-39656199ff87" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_ProceedsFromSaleOfMarketableSecurities_2db0da38-3e32-4bea-8ddc-8a6cd2f981ff" xlink:href="slab-20241228.xsd#slab_ProceedsFromSaleOfMarketableSecurities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_79087356-0cd7-42e5-94a0-e3520a002c3e" xlink:to="loc_slab_ProceedsFromSaleOfMarketableSecurities_2db0da38-3e32-4bea-8ddc-8a6cd2f981ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_ProceedsFromMaturityOfMarketableSecurities_0f08e87b-07e7-4523-a900-78745b757bb4" xlink:href="slab-20241228.xsd#slab_ProceedsFromMaturityOfMarketableSecurities"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_79087356-0cd7-42e5-94a0-e3520a002c3e" xlink:to="loc_slab_ProceedsFromMaturityOfMarketableSecurities_0f08e87b-07e7-4523-a900-78745b757bb4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfEquityMethodInvestments_0387254b-d695-41bb-b90e-5891013182f3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromSaleOfEquityMethodInvestments"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_79087356-0cd7-42e5-94a0-e3520a002c3e" xlink:to="loc_us-gaap_ProceedsFromSaleOfEquityMethodInvestments_0387254b-d695-41bb-b90e-5891013182f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_afaa1133-3cf8-47a2-8e63-2ade8bc47637" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInDiscontinuedOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_1f88daab-cf5d-48a5-a59b-0100ae94fc75" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_afaa1133-3cf8-47a2-8e63-2ade8bc47637" xlink:to="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_1f88daab-cf5d-48a5-a59b-0100ae94fc75" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_433285c6-d237-42e9-90bd-049413a41134" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_afe55d6c-c057-4cdb-9ac0-da9b0657a0b9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_433285c6-d237-42e9-90bd-049413a41134" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_afe55d6c-c057-4cdb-9ac0-da9b0657a0b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_2009ed2b-c384-402d-92d6-9089d96fbccd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_433285c6-d237-42e9-90bd-049413a41134" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_2009ed2b-c384-402d-92d6-9089d96fbccd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_65028e8c-847a-4e03-a3c7-28362419efa7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_433285c6-d237-42e9-90bd-049413a41134" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_65028e8c-847a-4e03-a3c7-28362419efa7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_831f2243-dab8-42ed-9f60-cb4007deedd6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_433285c6-d237-42e9-90bd-049413a41134" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_831f2243-dab8-42ed-9f60-cb4007deedd6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_39c268da-527d-45f7-8db6-e2beb598d31d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_433285c6-d237-42e9-90bd-049413a41134" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_39c268da-527d-45f7-8db6-e2beb598d31d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_b03cc342-dff7-4179-a0b7-ebfd60b20544" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_61537010-e671-464e-9598-91afa3efa2fa" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_b03cc342-dff7-4179-a0b7-ebfd60b20544" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_61537010-e671-464e-9598-91afa3efa2fa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_f17dc1a0-56e1-444c-9016-15e7fc2b8ef6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_b03cc342-dff7-4179-a0b7-ebfd60b20544" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_f17dc1a0-56e1-444c-9016-15e7fc2b8ef6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_268449ce-3249-4459-adbb-300de8708680" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInDiscontinuedOperations"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_b03cc342-dff7-4179-a0b7-ebfd60b20544" xlink:to="loc_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_268449ce-3249-4459-adbb-300de8708680" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_980df131-a3bd-48df-b4c8-1fdd74594e68" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_b03cc342-dff7-4179-a0b7-ebfd60b20544" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_980df131-a3bd-48df-b4c8-1fdd74594e68" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_99e79337-57ce-4aec-b883-4e9d937a6139" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_99e79337-57ce-4aec-b883-4e9d937a6139" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_344988e4-4a95-427d-9e6f-067ee0854eba" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Depreciation"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_Depreciation_344988e4-4a95-427d-9e6f-067ee0854eba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_ca70521d-646b-48ca-9a2a-d6db46e79317" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_ca70521d-646b-48ca-9a2a-d6db46e79317" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_AmortizationOfIntangiblesAndOtherAssets_a6114eac-a95d-494f-ade8-f7802d3de5c8" xlink:href="slab-20241228.xsd#slab_AmortizationOfIntangiblesAndOtherAssets"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_slab_AmortizationOfIntangiblesAndOtherAssets_a6114eac-a95d-494f-ade8-f7802d3de5c8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_a13904c6-ba0f-41fc-9766-9f4e3b722233" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_a13904c6-ba0f-41fc-9766-9f4e3b722233" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_f41ead13-3d5d-421d-a15e-0d7b90f88689" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_f41ead13-3d5d-421d-a15e-0d7b90f88689" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_17ef7ce7-4a2d-48c6-a9da-53123efe6d26" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_ShareBasedCompensation_17ef7ce7-4a2d-48c6-a9da-53123efe6d26" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_0b508b94-0d60-4a20-9d66-913b3b3d6ae9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxesAndTaxCredits"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_0b508b94-0d60-4a20-9d66-913b3b3d6ae9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_0eb02119-c1a9-4a79-8f44-b249e7c5d864" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_0eb02119-c1a9-4a79-8f44-b249e7c5d864" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_ed7c2d19-e614-4574-880a-f1187ecd32a0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_ed7c2d19-e614-4574-880a-f1187ecd32a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_3668f3bb-970e-4f37-ae2a-848c116015ab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_3668f3bb-970e-4f37-ae2a-848c116015ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_e382c33d-8ea8-4c1c-997e-7a96e44ee70e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_e382c33d-8ea8-4c1c-997e-7a96e44ee70e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_IncreaseDecreaseInOtherCurrentLiabilitiesAndIncomeTaxes_7f2ac8fb-5e1e-4209-a03a-dba83ec35f48" xlink:href="slab-20241228.xsd#slab_IncreaseDecreaseInOtherCurrentLiabilitiesAndIncomeTaxes"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_slab_IncreaseDecreaseInOtherCurrentLiabilitiesAndIncomeTaxes_7f2ac8fb-5e1e-4209-a03a-dba83ec35f48" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_IncreaseDecreaseInDeferredRevenueAndReturnsLiability_457c4f85-2544-4fa0-9bcd-9d65603b1dbf" xlink:href="slab-20241228.xsd#slab_IncreaseDecreaseInDeferredRevenueAndReturnsLiability"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_slab_IncreaseDecreaseInDeferredRevenueAndReturnsLiability_457c4f85-2544-4fa0-9bcd-9d65603b1dbf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_6ed177a1-22f4-4821-8088-db9a003ca15f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_09e3df10-0194-4e4b-b9c0-0452bf364c7c" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_6ed177a1-22f4-4821-8088-db9a003ca15f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/EarningsLossPerShareDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#EarningsLossPerShareDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/EarningsLossPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_slab_WeightedAverageNumberOfSharesOutstandingDilutedSharesUsedInCalculatingEarningsPerShareContinuingOperations_ade32fa6-e54e-4518-a09b-b0e95be4fb18" xlink:href="slab-20241228.xsd#slab_WeightedAverageNumberOfSharesOutstandingDilutedSharesUsedInCalculatingEarningsPerShareContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_c252aa0d-d195-4f8f-806b-51b79a80aa3e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_slab_WeightedAverageNumberOfSharesOutstandingDilutedSharesUsedInCalculatingEarningsPerShareContinuingOperations_ade32fa6-e54e-4518-a09b-b0e95be4fb18" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_c252aa0d-d195-4f8f-806b-51b79a80aa3e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndConversionOfDebtSecurities_e5abb6c6-45fd-4861-bdb5-db8cfbd43170" xlink:href="slab-20241228.xsd#slab_IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndConversionOfDebtSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_slab_WeightedAverageNumberOfSharesOutstandingDilutedSharesUsedInCalculatingEarningsPerShareContinuingOperations_ade32fa6-e54e-4518-a09b-b0e95be4fb18" xlink:to="loc_slab_IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndConversionOfDebtSecurities_e5abb6c6-45fd-4861-bdb5-db8cfbd43170" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsValuationoffinancialinstrumentsDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#FairValueofFinancialInstrumentsValuationoffinancialinstrumentsDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsValuationoffinancialinstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_7d69b784-48b2-453a-be82-14f915f74879" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_7cc6d128-ccbc-40fc-b976-055de3efc841" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_7d69b784-48b2-453a-be82-14f915f74879" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_7cc6d128-ccbc-40fc-b976-055de3efc841" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_837d1f83-3f28-437a-b6f7-a4a1a4ab274e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_7d69b784-48b2-453a-be82-14f915f74879" xlink:to="loc_us-gaap_ShortTermInvestments_837d1f83-3f28-437a-b6f7-a4a1a4ab274e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsContractualmaturitiesofinvestmentsDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#FairValueofFinancialInstrumentsContractualmaturitiesofinvestmentsDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsContractualmaturitiesofinvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_1f916e8e-15ce-4e70-89ee-4c9ffc426b64" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_06ff1432-2f55-4177-b83c-12f59dfd3899" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_1f916e8e-15ce-4e70-89ee-4c9ffc426b64" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_06ff1432-2f55-4177-b83c-12f59dfd3899" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5b6d6bfc-140c-4cf1-81c6-a1de4a93c54c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_1f916e8e-15ce-4e70-89ee-4c9ffc426b64" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5b6d6bfc-140c-4cf1-81c6-a1de4a93c54c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_157a9dad-4fd3-4bf4-b863-7879ab59462d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_e6970023-8594-41e8-abb2-6ac9d9e30d40" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_157a9dad-4fd3-4bf4-b863-7879ab59462d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_e6970023-8594-41e8-abb2-6ac9d9e30d40" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_b9db20ed-23ef-499c-bbfd-f9f31a342e04" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_157a9dad-4fd3-4bf4-b863-7879ab59462d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_b9db20ed-23ef-499c-bbfd-f9f31a342e04" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsAvailableforSaleInvestmentsDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#FairValueofFinancialInstrumentsAvailableforSaleInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsAvailableforSaleInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_41aa32cd-15e8-49a4-a15a-c896150a2408" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsAndShortTermInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashEquivalentsAtCarryingValue_099d4105-2a28-41f0-be81-4e7c15647f5d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_41aa32cd-15e8-49a4-a15a-c896150a2408" xlink:to="loc_us-gaap_CashEquivalentsAtCarryingValue_099d4105-2a28-41f0-be81-4e7c15647f5d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_547efda6-a069-4fea-9d6f-6d41c0c80d2e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_41aa32cd-15e8-49a4-a15a-c896150a2408" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_547efda6-a069-4fea-9d6f-6d41c0c80d2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_1122efae-4b23-4097-b38a-7dfc26fe8141" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_f0c48160-e192-4f24-be80-2f81263e7fcb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_1122efae-4b23-4097-b38a-7dfc26fe8141" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_f0c48160-e192-4f24-be80-2f81263e7fcb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_d0614d29-3b67-4089-9452-75ce9b32ec57" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_1122efae-4b23-4097-b38a-7dfc26fe8141" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_d0614d29-3b67-4089-9452-75ce9b32ec57" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_33c87540-74f0-417b-b460-dbfcbe48392b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_1122efae-4b23-4097-b38a-7dfc26fe8141" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_33c87540-74f0-417b-b460-dbfcbe48392b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_dc747042-6cee-42ee-ace2-5322541080ae" xlink:href="slab-20241228.xsd#slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_2c054a9d-2c6a-4b5d-aa47-f48c195543a0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_dc747042-6cee-42ee-ace2-5322541080ae" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_2c054a9d-2c6a-4b5d-aa47-f48c195543a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_d0277453-f058-4a1e-b6f6-a13428c85812" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_dc747042-6cee-42ee-ace2-5322541080ae" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_d0277453-f058-4a1e-b6f6-a13428c85812" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsAvailableforSaleInvestmentsDetails_1" xlink:type="simple" xlink:href="slab-20241228.xsd#FairValueofFinancialInstrumentsAvailableforSaleInvestmentsDetails_1"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsAvailableforSaleInvestmentsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_5bebaef5-6c2a-4fa9-b70a-a6f66a218e76" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsAndShortTermInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_e195cf3a-8a0f-49bf-bfa6-f630252db46a" xlink:href="slab-20241228.xsd#slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_5bebaef5-6c2a-4fa9-b70a-a6f66a218e76" xlink:to="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_e195cf3a-8a0f-49bf-bfa6-f630252db46a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_f486320d-c7f9-42ef-aabb-32a73aeadd1f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_5bebaef5-6c2a-4fa9-b70a-a6f66a218e76" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_f486320d-c7f9-42ef-aabb-32a73aeadd1f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_fc36690f-caa1-4117-96d1-d98531e48d23" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_5bebaef5-6c2a-4fa9-b70a-a6f66a218e76" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_fc36690f-caa1-4117-96d1-d98531e48d23" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsUnrealizedgainsandlossesDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#FairValueofFinancialInstrumentsUnrealizedgainsandlossesDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsUnrealizedgainsandlossesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_475ebffa-d56c-4d7e-b8d6-83accb226c5f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_50975811-5460-49e8-9d08-4b5d26adabcf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_475ebffa-d56c-4d7e-b8d6-83accb226c5f" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_50975811-5460-49e8-9d08-4b5d26adabcf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_221de02c-72fc-4621-b0e6-5a53af90a3f3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_475ebffa-d56c-4d7e-b8d6-83accb226c5f" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_221de02c-72fc-4621-b0e6-5a53af90a3f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_63f57c9d-adf1-494d-9660-a9212d3cd72e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_2c551f18-767b-4596-9db5-ad9d8888c681" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_63f57c9d-adf1-494d-9660-a9212d3cd72e" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_2c551f18-767b-4596-9db5-ad9d8888c681" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_3f5bd19a-1fc0-4fad-9edd-65d014f9b6ec" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_63f57c9d-adf1-494d-9660-a9212d3cd72e" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_3f5bd19a-1fc0-4fad-9edd-65d014f9b6ec" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/SupplementalInformationScheduleofinventoriesDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#SupplementalInformationScheduleofinventoriesDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/SupplementalInformationScheduleofinventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_18bdb3fa-129f-41fd-bd7b-5bcefe2408d8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_648f633a-a4e1-417c-99cf-a668b206dde6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_18bdb3fa-129f-41fd-bd7b-5bcefe2408d8" xlink:to="loc_us-gaap_InventoryWorkInProcess_648f633a-a4e1-417c-99cf-a668b206dde6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoods_ee28a46f-9ee2-4b69-807f-395b0a705135" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryFinishedGoods"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_18bdb3fa-129f-41fd-bd7b-5bcefe2408d8" xlink:to="loc_us-gaap_InventoryFinishedGoods_ee28a46f-9ee2-4b69-807f-395b0a705135" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/SupplementalInformationScheduleofpropertyandequipmentDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#SupplementalInformationScheduleofpropertyandequipmentDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/SupplementalInformationScheduleofpropertyandequipmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_f2d72a99-b659-4295-b641-e64c4eb5baab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_b1854644-15ca-4844-ae08-08193ae0bd9a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_f2d72a99-b659-4295-b641-e64c4eb5baab" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_b1854644-15ca-4844-ae08-08193ae0bd9a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_9255039b-cd2e-4a7f-85f1-ad211e9d5893" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_f2d72a99-b659-4295-b641-e64c4eb5baab" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_9255039b-cd2e-4a7f-85f1-ad211e9d5893" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/SupplementalInformationScheduleofothercurrentliabilitiesDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#SupplementalInformationScheduleofothercurrentliabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/SupplementalInformationScheduleofothercurrentliabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_b68f0682-3886-4099-80ca-d69ba398386f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_c5c9350c-430c-4c37-8074-0344279219bf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_b68f0682-3886-4099-80ca-d69ba398386f" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_c5c9350c-430c-4c37-8074-0344279219bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_e23c399d-4b9b-49b5-971c-b5d9824d6bb0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccruedIncomeTaxesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_b68f0682-3886-4099-80ca-d69ba398386f" xlink:to="loc_us-gaap_AccruedIncomeTaxesCurrent_e23c399d-4b9b-49b5-971c-b5d9824d6bb0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_29fb940f-92ed-470d-b16e-c0ff5dc66d18" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_b68f0682-3886-4099-80ca-d69ba398386f" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_29fb940f-92ed-470d-b16e-c0ff5dc66d18" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/SupplementalInformationScheduleofothernoncurrentliabilitiesDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#SupplementalInformationScheduleofothernoncurrentliabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/SupplementalInformationScheduleofothernoncurrentliabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_3c8b5262-6b40-4b5a-bb4c-aa2bd55267a5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherSundryLiabilitiesNoncurrent_bb066d5a-e099-4ca9-a796-a93be4301963" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherSundryLiabilitiesNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_3c8b5262-6b40-4b5a-bb4c-aa2bd55267a5" xlink:to="loc_us-gaap_OtherSundryLiabilitiesNoncurrent_bb066d5a-e099-4ca9-a796-a93be4301963" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_b34dc923-1c3e-4082-969b-b01fbff1cbc0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_3c8b5262-6b40-4b5a-bb4c-aa2bd55267a5" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_b34dc923-1c3e-4082-969b-b01fbff1cbc0" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/LeasesMaturitiesofoperatingleaseliabilitiesDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#LeasesMaturitiesofoperatingleaseliabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/LeasesMaturitiesofoperatingleaseliabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ae73d6af-a098-42be-a152-0d6784fac0c6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_82ecc087-18a9-4302-b4c2-12dc4422c908" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ae73d6af-a098-42be-a152-0d6784fac0c6" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_82ecc087-18a9-4302-b4c2-12dc4422c908" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_8a1afb0e-4a82-48be-9f13-405108ce522a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_ae73d6af-a098-42be-a152-0d6784fac0c6" xlink:to="loc_us-gaap_OperatingLeaseLiability_8a1afb0e-4a82-48be-9f13-405108ce522a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/LeasesMaturitiesofoperatingleaseliabilitiesDetails_1" xlink:type="simple" xlink:href="slab-20241228.xsd#LeasesMaturitiesofoperatingleaseliabilitiesDetails_1"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/LeasesMaturitiesofoperatingleaseliabilitiesDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_f801ce4a-47c1-4c50-bc3d-ece6082c152f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_7659a43d-a69f-4bad-849d-80d4643e7726" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_f801ce4a-47c1-4c50-bc3d-ece6082c152f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_7659a43d-a69f-4bad-849d-80d4643e7726" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_3f701bd4-60ad-4613-b494-78e49281f5a5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_f801ce4a-47c1-4c50-bc3d-ece6082c152f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_3f701bd4-60ad-4613-b494-78e49281f5a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_b8ecb5af-4628-43a4-b063-fdb6d9fa6801" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_f801ce4a-47c1-4c50-bc3d-ece6082c152f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_b8ecb5af-4628-43a4-b063-fdb6d9fa6801" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_d19b2984-3ec0-44a0-8417-98f1a4128abe" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_f801ce4a-47c1-4c50-bc3d-ece6082c152f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_d19b2984-3ec0-44a0-8417-98f1a4128abe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_d4d894b4-a798-45a3-aa23-88f4d64c3fdb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_f801ce4a-47c1-4c50-bc3d-ece6082c152f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_d4d894b4-a798-45a3-aa23-88f4d64c3fdb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_1e6f697f-6d76-4d53-9c26-c948c848bccd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_f801ce4a-47c1-4c50-bc3d-ece6082c152f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_1e6f697f-6d76-4d53-9c26-c948c848bccd" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/StockBasedCompensationAccountingforstockbasedcompensationDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#StockBasedCompensationAccountingforstockbasedcompensationDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/StockBasedCompensationAccountingforstockbasedcompensationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_fc1eba01-cfa2-47ec-8676-5ed324db5aec" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_a533d34e-ec50-4efa-9a9e-b3eb4c436355" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_fc1eba01-cfa2-47ec-8676-5ed324db5aec" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_a533d34e-ec50-4efa-9a9e-b3eb4c436355" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_04eaf85e-b463-465a-a2f8-f06d90813758" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_fc1eba01-cfa2-47ec-8676-5ed324db5aec" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_04eaf85e-b463-465a-a2f8-f06d90813758" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/IncomeTaxesIncomelossDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#IncomeTaxesIncomelossDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/IncomeTaxesIncomelossDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_efcc8fce-d133-4af6-a647-d1cd7bb24335" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentForeignTaxExpenseBenefit_88b7db61-12f3-4a0c-9e96-5f01123f76d5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CurrentForeignTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_efcc8fce-d133-4af6-a647-d1cd7bb24335" xlink:to="loc_us-gaap_CurrentForeignTaxExpenseBenefit_88b7db61-12f3-4a0c-9e96-5f01123f76d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_ed4e47c8-98b9-40b3-8ff8-3298623144ac" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_efcc8fce-d133-4af6-a647-d1cd7bb24335" xlink:to="loc_us-gaap_CurrentFederalTaxExpenseBenefit_ed4e47c8-98b9-40b3-8ff8-3298623144ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_096d9738-aae2-41e4-ab29-db1a5a66af9a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_eb2cd5eb-ab52-400a-a815-043fd5fb09d1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_096d9738-aae2-41e4-ab29-db1a5a66af9a" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_eb2cd5eb-ab52-400a-a815-043fd5fb09d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_2600fcde-da28-4752-913e-75eb5d8aab60" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_096d9738-aae2-41e4-ab29-db1a5a66af9a" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_2600fcde-da28-4752-913e-75eb5d8aab60" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_51ef2b1c-2408-49a0-ad97-9405b573c0ed" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_6dc226bb-09ed-4d6d-8f73-46b6a036f4bc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_51ef2b1c-2408-49a0-ad97-9405b573c0ed" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_6dc226bb-09ed-4d6d-8f73-46b6a036f4bc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_d39bc3a9-b22f-4a2e-ae8b-f4e1d6b1a632" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_51ef2b1c-2408-49a0-ad97-9405b573c0ed" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_d39bc3a9-b22f-4a2e-ae8b-f4e1d6b1a632" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_3bdad5cc-822a-4226-8a21-66b05428479d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_e9861680-01fa-4f8b-a066-cac07112e696" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_3bdad5cc-822a-4226-8a21-66b05428479d" xlink:to="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_e9861680-01fa-4f8b-a066-cac07112e696" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_1f518b43-5d6a-4ebe-8025-6e990ce9744e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_3bdad5cc-822a-4226-8a21-66b05428479d" xlink:to="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_1f518b43-5d6a-4ebe-8025-6e990ce9744e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/IncomeTaxesTaxratereconciliationDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#IncomeTaxesTaxratereconciliationDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/IncomeTaxesTaxratereconciliationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_9bb1b3e4-72d5-4a76-af7c-6f6bd59fb8a5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_9bb1b3e4-72d5-4a76-af7c-6f6bd59fb8a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_867edec3-b7ba-4a4d-9eb5-15d7f57974bd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_867edec3-b7ba-4a4d-9eb5-15d7f57974bd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseNontaxableForeignExpensesPercent_e2f9f956-ce61-462a-a739-19582d9f5d8b" xlink:href="slab-20241228.xsd#slab_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseNontaxableForeignExpensesPercent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_slab_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseNontaxableForeignExpensesPercent_e2f9f956-ce61-462a-a739-19582d9f5d8b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationGiltiPercent_d589fb75-1ac6-499b-8819-542f6323723b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationGiltiPercent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationGiltiPercent_d589fb75-1ac6-499b-8819-542f6323723b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationBeatPercent_d6e0c898-8925-469f-8145-211c09e47d45" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationBeatPercent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationBeatPercent_d6e0c898-8925-469f-8145-211c09e47d45" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EffectiveIncomeTaxRateReconciliationNonDeductibleExpenseNonTaxableDomesticItemsPercent_dc3369af-e4f1-4b34-a448-e730fa9200e6" xlink:href="slab-20241228.xsd#slab_EffectiveIncomeTaxRateReconciliationNonDeductibleExpenseNonTaxableDomesticItemsPercent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_slab_EffectiveIncomeTaxRateReconciliationNonDeductibleExpenseNonTaxableDomesticItemsPercent_dc3369af-e4f1-4b34-a448-e730fa9200e6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EffectiveIncomeTaxRateReconciliationForeignWithholdingTaxesPercent_83526c15-4922-4f50-b019-8cedf2789290" xlink:href="slab-20241228.xsd#slab_EffectiveIncomeTaxRateReconciliationForeignWithholdingTaxesPercent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_slab_EffectiveIncomeTaxRateReconciliationForeignWithholdingTaxesPercent_83526c15-4922-4f50-b019-8cedf2789290" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_e6c4cf3c-7ecc-47e8-8264-ebe064b0dd33" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_e6c4cf3c-7ecc-47e8-8264-ebe064b0dd33" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_5c87f1d0-456a-4e29-aac5-c80a866a0ea0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_5c87f1d0-456a-4e29-aac5-c80a866a0ea0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EffectiveIncomeTaxRateReconciliationOtherTaxEffectsOfEquityCompensationPercent_411a54ee-b8bf-4f9a-b8ac-81b3148ccf5b" xlink:href="slab-20241228.xsd#slab_EffectiveIncomeTaxRateReconciliationOtherTaxEffectsOfEquityCompensationPercent"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_slab_EffectiveIncomeTaxRateReconciliationOtherTaxEffectsOfEquityCompensationPercent_411a54ee-b8bf-4f9a-b8ac-81b3148ccf5b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EffectiveIncomeTaxRateReconciliationNondeductibleOfficerCompensation_da36b35c-b9e3-4fb1-9357-3760713a2045" xlink:href="slab-20241228.xsd#slab_EffectiveIncomeTaxRateReconciliationNondeductibleOfficerCompensation"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_slab_EffectiveIncomeTaxRateReconciliationNondeductibleOfficerCompensation_da36b35c-b9e3-4fb1-9357-3760713a2045" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_416036ee-8280-433f-a361-7a863e2ec08d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_416036ee-8280-433f-a361-7a863e2ec08d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustments_0e822c3e-46ec-4323-86dc-99d3586d5b8c" xlink:href="slab-20241228.xsd#slab_EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustments"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_slab_EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustments_0e822c3e-46ec-4323-86dc-99d3586d5b8c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_e8f1a3f4-68cc-45b7-b2e4-3c58e2ae7ba0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_e8f1a3f4-68cc-45b7-b2e4-3c58e2ae7ba0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_602015ac-ec5f-4a3b-be77-d73a26755802" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_602015ac-ec5f-4a3b-be77-d73a26755802" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes_3184489d-2a2e-4fd2-8f8c-ebc99d8b7a44" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes"/>
    <link:calculationArc order="16" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes_3184489d-2a2e-4fd2-8f8c-ebc99d8b7a44" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EffectiveIncomeTaxRateReconciliationChangeInPriorYearValuationAllowancePercent_8299c317-8b92-4cdc-b154-fb910256323e" xlink:href="slab-20241228.xsd#slab_EffectiveIncomeTaxRateReconciliationChangeInPriorYearValuationAllowancePercent"/>
    <link:calculationArc order="17" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_d156d803-13bb-41b3-81ac-6ad1c5bc1f64" xlink:to="loc_slab_EffectiveIncomeTaxRateReconciliationChangeInPriorYearValuationAllowancePercent_8299c317-8b92-4cdc-b154-fb910256323e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/IncomeTaxesDeferredincometaxesDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#IncomeTaxesDeferredincometaxesDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/IncomeTaxesDeferredincometaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_9aeb4fba-ea7d-454f-a6d5-7f653c4b7c76" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_76a73e52-fb16-42e9-be80-43c161dd3b52" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_9aeb4fba-ea7d-454f-a6d5-7f653c4b7c76" xlink:to="loc_us-gaap_DeferredTaxAssetsNet_76a73e52-fb16-42e9-be80-43c161dd3b52" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_078225f1-e2a4-43bc-a269-20ae9041a7e8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_9aeb4fba-ea7d-454f-a6d5-7f653c4b7c76" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_078225f1-e2a4-43bc-a269-20ae9041a7e8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DeferredTaxAssetsCapitalizedResearchAndDevelopment_b4000948-af4d-44b7-af07-9912013a4325" xlink:href="slab-20241228.xsd#slab_DeferredTaxAssetsCapitalizedResearchAndDevelopment"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:to="loc_slab_DeferredTaxAssetsCapitalizedResearchAndDevelopment_b4000948-af4d-44b7-af07-9912013a4325" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_3f3f3407-7d81-4dde-a9af-82b8a875c80b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwards"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_3f3f3407-7d81-4dde-a9af-82b8a875c80b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_9fa2e134-90b4-4e88-a8fa-92a9dfd555bf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:to="loc_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_9fa2e134-90b4-4e88-a8fa-92a9dfd555bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DeferredTaxAssetsAccruedLiabilities_7fb180f8-484a-4dbc-be78-48805b4d111b" xlink:href="slab-20241228.xsd#slab_DeferredTaxAssetsAccruedLiabilities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:to="loc_slab_DeferredTaxAssetsAccruedLiabilities_7fb180f8-484a-4dbc-be78-48805b4d111b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsDeferredIncome_b5c8301b-04e3-44ce-96f2-c171c36216eb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsDeferredIncome"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:to="loc_us-gaap_DeferredTaxAssetsDeferredIncome_b5c8301b-04e3-44ce-96f2-c171c36216eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DeferredTaxAssetsLeases_a65a3c52-5184-44bc-9e16-36864f7ad294" xlink:href="slab-20241228.xsd#slab_DeferredTaxAssetsLeases"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:to="loc_slab_DeferredTaxAssetsLeases_a65a3c52-5184-44bc-9e16-36864f7ad294" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_75cb91c4-0114-42ef-a555-6de3ae521e1b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_75cb91c4-0114-42ef-a555-6de3ae521e1b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOther_f5e5340a-675e-4495-aca4-eb5d815eb4e3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsOther"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_36a6f90c-36d8-4b7d-aebd-e22d0814b170" xlink:to="loc_us-gaap_DeferredTaxAssetsOther_f5e5340a-675e-4495-aca4-eb5d815eb4e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_553c17a0-b296-4eee-8138-bd5c18bed597" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_edd99eda-088f-41f0-8064-3812c8785323" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_553c17a0-b296-4eee-8138-bd5c18bed597" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_edd99eda-088f-41f0-8064-3812c8785323" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_e7089fc4-1da7-4900-a8c3-8bae9c431967" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_553c17a0-b296-4eee-8138-bd5c18bed597" xlink:to="loc_us-gaap_DeferredTaxAssetsGross_e7089fc4-1da7-4900-a8c3-8bae9c431967" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_242c9ff7-b56f-423d-b690-1aef5b368c50" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_6189ded1-e48c-446c-a3df-4cb2bcda0ecc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_242c9ff7-b56f-423d-b690-1aef5b368c50" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_6189ded1-e48c-446c-a3df-4cb2bcda0ecc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_ec40b931-cd3a-42d5-8919-238a7f69b344" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_242c9ff7-b56f-423d-b690-1aef5b368c50" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_ec40b931-cd3a-42d5-8919-238a7f69b344" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DeferredTaxLiabilitiesPrepaidExpensesAndOther_37ded9a4-d4ef-4bc5-bc44-64e5c43f755a" xlink:href="slab-20241228.xsd#slab_DeferredTaxLiabilitiesPrepaidExpensesAndOther"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_242c9ff7-b56f-423d-b690-1aef5b368c50" xlink:to="loc_slab_DeferredTaxLiabilitiesPrepaidExpensesAndOther_37ded9a4-d4ef-4bc5-bc44-64e5c43f755a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DeferredTaxLiabilitiesLeases_92baf8ce-55fd-4c89-b340-b6abdfff8b01" xlink:href="slab-20241228.xsd#slab_DeferredTaxLiabilitiesLeases"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_242c9ff7-b56f-423d-b690-1aef5b368c50" xlink:to="loc_slab_DeferredTaxLiabilitiesLeases_92baf8ce-55fd-4c89-b340-b6abdfff8b01" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DeferredTaxLiabilitiesStockBasedCompensation_7bbdb212-522a-4454-9b59-ef508d1d9eeb" xlink:href="slab-20241228.xsd#slab_DeferredTaxLiabilitiesStockBasedCompensation"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_242c9ff7-b56f-423d-b690-1aef5b368c50" xlink:to="loc_slab_DeferredTaxLiabilitiesStockBasedCompensation_7bbdb212-522a-4454-9b59-ef508d1d9eeb" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/SegmentInformationScheduleofsegmentfinancialinformationDetails" xlink:type="simple" xlink:href="slab-20241228.xsd#SegmentInformationScheduleofsegmentfinancialinformationDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/SegmentInformationScheduleofsegmentfinancialinformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_e038b21b-8cd4-423f-95c7-822a2c8e0c8d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_e156c483-fbb1-4d9d-9517-ae66b9e57af5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_e038b21b-8cd4-423f-95c7-822a2c8e0c8d" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_e156c483-fbb1-4d9d-9517-ae66b9e57af5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LaborAndRelatedExpense_4200d7bf-76f5-4859-80bd-2b515a5f2271" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LaborAndRelatedExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_e038b21b-8cd4-423f-95c7-822a2c8e0c8d" xlink:to="loc_us-gaap_LaborAndRelatedExpense_4200d7bf-76f5-4859-80bd-2b515a5f2271" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
