3 1 NASD0000914763 Director Silicon Laboratories Inc. 000103807474-2793174 04/24/03 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 3 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 1. Name and Address of Reporting Person Enloe III, Robert Ted 4635 Boston Lane Austin, TX 78735 2. Date of Event Requiring Statement (Month/Day/Year) 4/24/2003 3. I.R.S. Identification Number of Reporting Person, if an entity (Voluntary) 4. Issuer Name and Ticker or Trading Symbol Silicon Laboratories Inc. (SLAB) 5. Relationship of Reporting Person to Issuer (Check all applicable) [X] Director [ ] 10% Owner [ ] Officer (give title below) [ ] Other (specify below) 6. If Amendment, Date of Original (Month/Day/Year) 7. 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 Beneficially Owned ----------------------------------------------------------------------------------------------------- 1)Title of Security 2)Amount of 3) 4)Nature of Securities D Indirect Beneficially or Beneficial Owned I Ownership ----------------------------------------------------------------------------------------------------- Table II Derivative Securitites Beneficially Owned ------------------------------------------------------------------------------------------------------------------------------------ 1)Title of Derivative Security 2)Date Exercisable 3)Title and Amount of 4)Conver- 5)Ownership 6)Nature of and Expiration Date Securities Underlying sion or Form of Indirect (Month/Day/Year) Derivative Security exercise Derivative Beneficial price of Security Ownership Date Expira- Amount or Deri- Direct(D) Exer- tion Number of vative or cisable Date Title Shares Security Indirect(I) ------------------------------------------------------------------------------------------------------------------------------------ Explanation of Responses: SIGNATURE OF REPORTING PERSON /S/ Enloe III, Robert Ted DATE 04/24/03