PMC-Sierra Presents at DesignCon 2007.

SANTA CLARA, Calif. -- PMC-Sierra (Nasdaq:PMCS):

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About PMC-Sierra

PMC-Sierra(TM) is a leading provider of broadband communications and storage semiconductors for metro, access, fiber to the home, wireless infrastructure, storage, laser printers and customer premises equipment. PMC-Sierra offers worldwide technical and sales support, including a network of offices throughout North America, Europe, Israel and Asia. The company is publicly traded on the NASDAQ Stock Market under the PMCS symbol and is included in the S&P 500 Index. For more information, visit www.pmc-sierra.com.

About DesignCon

DesignCon (January 29 - February 1, 2007) serves as the premier event for practicing engineers in the electrical design and semiconductor communities. Broadening the scope to address business as well as technical issues of the industry, DesignCon 2006 hosted 125 exhibiting companies and drew more than 5,000 industry professionals to register. This year's DesignCon will host more than 300 industry experts to speak in more than 100 educational tutorials, plenary panels, paper presentations, and sessions at DesignCon. Complementing the conference, more than 125 exhibitors are expected to take the floor exhibiting the latest technological developments. Visit www.designcon.com/2007.

[c] Copyright PMC-Sierra, Inc. 2007. All rights reserved. PMC is a registered trademark of PMC-Sierra, Inc. in the United States and other countries. PMC-SIERRA, 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.