Exhibit 99.2

                    CERTIFICATION OF CHIEF FINANCIAL OFFICER
                       PURSUANT TO 18 U.S.C. SECTION 1350
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002


I, Alan F. Krock hereby certify,  in accordance with 18 U.S.C.  1350, as adopted
pursuant to Section 906 of the  Sarbanes-Oxley Act of 2002, in my capacity as an
officer of PMC-Sierra, Inc. ("PMC"), that, to my knowledge, the Annual Report of
PMC on Form 10-K for the period ended December 29, 2002, fully complies with the
requirements  of Section 13 (a) of the Securities  Exchange Act of 1934 and that
the  information  contained  in such report  fairly  presents,  in all  material
respects, the financial condition and results of operation of PMC.


Date:   March 27, 2003                         By:  /s/ Alan F. Krock
       -----------------------                      ----------------------------
                                                    Alan F. Krock
                                                    Vice President, Finance
                                                    Chief Financial Officer and
                                                    Principal Accounting Officer