PMC-Sierra Third Quarter 2009 Earnings Conference Call Scheduled for October 22, 2009

SANTA CLARA, Calif.--(Business Wire)--
PMC-Sierra, Inc. (NASDAQ:PMCS) today announced the Company will conduct a
conference call with the financial community following the release of its third
quarter 2009 earnings on Thursday, October 22, 2009, at 2:30 PM Pacific
Time/5:30 PM Eastern Time. The conference call will be conducted by Mr. Greg
Lang, PMC-Sierra`s President and Chief Executive Officer, and Mr. Mike Zellner,
Vice President and Chief Financial Officer.

PMC-Sierra`s third quarter 2009 earnings will be released after the stock market
closes on October 22, 2009, and will be available at www.pmc-sierra.com. The
conference call webcast will be accessible under the Financial Events and
Calendar section at http://investor.pmc-sierra.com/. To listen to the conference
call live by telephone, dial (416) 640-3404 approximately ten minutes before the
start time. A telephone playback will be available after the completion of the
call and can be accessed at (647) 436-0148 using the access code 6475519. A
replay of the webcast will be available for five business days.

About PMC-Sierra

PMC-Sierra®, the premier Internet infrastructure semiconductor solution
provider, offers its customers technical and sales support worldwide through a
network of offices in North America, Europe, Israel and Asia. PMC-Sierra
provides semiconductor solutions for Enterprise Storage, Wide Area Network
Infrastructure, Fiber To The Home, and Laser Printer/SMB NAS markets. The
Company is publicly traded on the NASDAQ Stock Market under the PMCS symbol. For
more information, visit www.pmc-sierra.com.

© Copyright PMC-Sierra, Inc. 2009. All rights reserved. PMC and PMC-SIERRA are
registered trademarks of PMC-Sierra, Inc. in the United States and other
countries. PMCS and "Enabling connectivity. Empowering people." are trademarks
of PMC-Sierra, Inc. Other product and company names mentioned herein may be
trademarks of their respective owners.

PMC-Sierra, Inc.
Susan Shaw
Senior Manager, Brand Communications
1-408-988-8515
susan_shaw@pmc-sierra.com

Copyright Business Wire 2009