Silicon Laboratories

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SEC FORM 4 SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

ARTUSI DANIEL A

(Last)

(First)

(Middle)

4635 BOSTON LANE

(Street)

AUSTIN

78735

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
SILICON LABORATORIES INC [ SLAB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
President and COO

3. Date of Earliest Transaction (Month/Day/Year)
08/18/2003

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Non-Qualified Stock Option (right to buy)	$38.5	08/18/2003		A		62,500		08/18/2004⁽¹⁾	08/18/2013	Common Stock	62,500	$0⁽²⁾	62,500	D

Explanation of Responses:

1. Option vests and becomes exercisable with respect to (i) twenty percent (20%) of the option shares upon optionee's completion of one year of service measured from the grant date and (ii) the balance of the option shares in a series of forty-eight (48) successive equal monthly installments over the forty-eight (48) month period measured from the first year anniversary of the grant date.

2. Not applicable per instruction 4(c)(iii).

	Bruce A. Maurer for Daniel A. Artusi	08/20/2003
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

			POWER OF ATTORNEY

KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and appoints
Navdeep S. Sooch and Russell J. Brennan and Bruce A.Maurer, and each of them
acting or signing alone, as his or her true and lawful attorney-in-fact to:

	(1)	execute for and on behalf of the undersigned, in the
undersigned's capacity as an officer and/or director of Silicon
Laboratories Inc. (the "Company"), any and all reports required
to be filed by the undersigned in accordance with Section 16(a)
of the Securities Exchange Act of 1934 and the rules thereunder;

	(2)	do and perform any and all acts for and on behalf
of the undersigned which may be necessary or desirable to complete
and execute any such Form 3, 4 or 5 or other required report and
timely file such report with the United States Securities and
Exchange Commission and any stock exchange or similar authority; and

	(3)	take any other action of any type whatsoever in
connection with the foregoing which, in the opinion of such
attorney-in-fact, may be of benefit to, in the best interest of,
or legally required by, the undersigned, it being understood that
the documents executed by such attorney-in-fact on behalf of the
undersigned, pursuant to this Power of Attorney, shall be in such
form and shall contain such terms and conditions as such
attorney-in-fact may approve in his discretion.

The undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform each and every act and thing whatsoever
requisite, necessary, and proper to be done in the exercise of any
of the rights and powers herein granted, as fully to all intents and
purposes as the undersigned might or could do if personally present,
with full power of substitution or revocation, hereby ratifying and
confirming all that such attorney-in-fact, or his or her substitute
or substitutes, shall lawfully do or cause to be done by virtue of
this Power of Attorney and the rights and powers herein granted.
The undersigned acknowledges that no such attorney-in-fact, in serving
in such capacity at the request of the undersigned, is hereby assuming,
nor is the Company hereby assuming, any of the undersigned's responsibilities
to comply with Section 16 of the Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file reports under Section
16 with respect to the undersigned's holdings of and transactions
in securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing
attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 15th day of October, 2002.


			/s/ Daniel Artusi

/s/