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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 FhbfVJrc9Svu4ScYQ9EIMTvO48aC0XaTzrmv3tmmrbcK7s76R8tPBb/eCrzfW7ES
 d455ba3A40vVssMggRBznw==

<SEC-DOCUMENT>9999999997-04-011121.txt : 20040319
<SEC-HEADER>9999999997-04-011121.hdr.sgml : 20040319
<ACCEPTANCE-DATETIME>20040319113639
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ACCESSION NUMBER:		9999999997-04-011121
CONFORMED SUBMISSION TYPE:	ARS
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040103
FILED AS OF DATE:		20040318
EFFECTIVENESS DATE:		20040318

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SILICON LABORATORIES INC
		CENTRAL INDEX KEY:			0001038074
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				742793174
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		ARS
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-29823
		FILM NUMBER:		04020317

	BUSINESS ADDRESS:	
		STREET 1:		4635 BOSTON LN
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78735

	MAIL ADDRESS:	
		STREET 1:		4635 BOSTON LANE
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78735
</SEC-HEADER>
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<TYPE>ARS
<SEQUENCE>1
<FILENAME>9999999997-04-011121.paper
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This document was generated as part of a paper submission.
Please reference the Document Control Number 04020317 for access to the original document.
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