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  <xs:element id="slab_HomeLifeMember" abstract="true" name="HomeLifeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_A2009StockIncentivePlanMember" abstract="true" name="A2009StockIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_A2009EmployeeStockPurchasePlanMember" abstract="true" name="A2009EmployeeStockPurchasePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesToBeDeductedFromSharesAvailableForIssuanceForEachShareGranted" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesToBeDeductedFromSharesAvailableForIssuanceForEachShareGranted" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="slab_FullValueAwardsMember" abstract="true" name="FullValueAwardsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_MSUsMember" abstract="true" name="MSUsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_ShareBasedCompensationArrangementCashConsiderationBasedUponAchievementOfSpecifiedLevelsOfMarketConditions" abstract="false" name="ShareBasedCompensationArrangementCashConsiderationBasedUponAchievementOfSpecifiedLevelsOfMarketConditions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
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  <xs:element id="slab_PSUsAndMSUsMember" abstract="true" name="PSUsAndMSUsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingAndExpectedToVestNumber" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingAndExpectedToVestNumber" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="slab_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsOutstandingAndExpectedToVestWeightedAveragePurchase" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsOutstandingAndExpectedToVestWeightedAveragePurchase" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="slab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingVestingTermAbstract" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingVestingTermAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
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  <xs:element id="slab_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingAndExpectedToVestAggregateIntrinsicValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingAndExpectedToVestAggregateIntrinsicValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="slab_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseNontaxableForeignExpensesPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationNondeductibleExpenseNontaxableForeignExpensesPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slab_EffectiveIncomeTaxRateReconciliationNonDeductibleExpenseNonTaxableDomesticItemsPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationNonDeductibleExpenseNonTaxableDomesticItemsPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slab_EffectiveIncomeTaxRateReconciliationNondeductibleOfficerCompensation" abstract="false" name="EffectiveIncomeTaxRateReconciliationNondeductibleOfficerCompensation" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slab_EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustments" abstract="false" name="EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustments" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slab_EffectiveIncomeTaxRateReconciliationOtherTaxEffectsOfEquityCompensationPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationOtherTaxEffectsOfEquityCompensationPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slab_EffectiveIncomeTaxRateReconciliationForeignWithholdingTaxesPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationForeignWithholdingTaxesPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slab_IncomeTaxesTable" abstract="true" name="IncomeTaxesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="slab_NorwegianTaxAdministrationMember" abstract="true" name="NorwegianTaxAdministrationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_IncomeTaxesLineItems" abstract="true" name="IncomeTaxesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="slab_DeferredTaxAssetsCapitalizedResearchAndDevelopment" abstract="false" name="DeferredTaxAssetsCapitalizedResearchAndDevelopment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slab_DeferredTaxAssetsLeases" abstract="false" name="DeferredTaxAssetsLeases" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slab_DeferredTaxAssetsAccruedLiabilities" abstract="false" name="DeferredTaxAssetsAccruedLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slab_DeferredTaxLiabilitiesLeases" abstract="false" name="DeferredTaxLiabilitiesLeases" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slab_DeferredTaxLiabilitiesPrepaidExpensesAndOther" abstract="false" name="DeferredTaxLiabilitiesPrepaidExpensesAndOther" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slab_DeferredTaxLiabilitiesStockBasedCompensation" abstract="false" name="DeferredTaxLiabilitiesStockBasedCompensation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slab_RestOfWorldMember" abstract="true" name="RestOfWorldMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_ReportableSegmentMember" abstract="true" name="ReportableSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_NonCashChargesForAcceleratedVestingOfCertainEquityAwardsMember" abstract="true" name="NonCashChargesForAcceleratedVestingOfCertainEquityAwardsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slab_R.MatthewJohnsonMember" abstract="true" name="R.MatthewJohnsonMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
