EX-99 4 b45488ssexv99.txt SARBANES-OXLEY CERTIFICATION EXHIBIT 99 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Skyworks Solutions, Inc. (the "Company") on Form 10-Q for the three months ended December 27, 2002 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, David J. Aldrich, Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that: (1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. /s/ David J. Aldrich ---------------------------- David J. Aldrich Chief Executive Officer February 10, 2003 In connection with the Quarterly Report of Skyworks Solutions, Inc. (the "Company") on Form 10-Q for the three months ended December 27, 2002 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Paul E. Vincent, Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that: (1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. /s/ Paul E. Vincent ---------------------------- Paul E. Vincent Chief Financial Officer February 10, 2003