Exhibit 23.1


             CONSENT OF DELOITTE & TOUCHE LLP, INDEPENDENT AUDITORS

         We consent  to the  incorporation  by  reference  in this  Registration
Statement of  PMC-Sierra,  Inc. on Form S-8 of our report dated January 18, 2002
appearing  in the Annual  Report on Form 10-K of  PMC-Sierra,  Inc. for the year
ended December 30, 2001.


/s/ DELOITTE & TOUCHE LLP
--------------------------

Vancouver, British Columbia
January 27, 2003