Silicon Laboratories Adds Additional Sales and Operations Expertise to

    Business Editors/Technology Editors

    AUSTIN, Texas--(BUSINESS WIRE)--Jan. 18, 2005--Silicon Laboratories Inc. (Nasdaq:SLAB), a leader in high-performance, analog-intensive, mixed-signal IC innovation, today announced that Kurt Hoff has joined Silicon Laboratories' as vice president of European sales and operations based in the company's Paris office. Mr. Hoff brings more than 20 years of industry experience to Silicon Laboratories including leadership roles at Cognio, Motorola/C-Port, Philsar and Advanced Micro Devices (AMD).
    "We are pleased to have Kurt join Silicon Laboratories to lead our world-class team in Europe," said Gary Gay, vice president of worldwide sales for Silicon Laboratories. "Kurt's experience in high-tech sales, sales management and distribution combined with his track record in quickly ramping growing businesses is an ideal match for Silicon Laboratories, which is aggressively expanding its presence throughout Europe."
    Prior to joining Silicon Laboratories, Mr. Hoff served as president, chief executive officer and director of Cognio, a leading spectrum management company, where he raised more than $25 million in U.S. and European venture capital. Mr. Hoff also managed the operations and sales of C-Port Corporation, the wholly owned network processor subsidiary acquired by Motorola in May 2000. Additionally, Mr. Hoff spent 10 years at AMD in sales where he managed operations of $500 million servicing large communications multinationals such as Lucent, Nortel and Alcatel. Mr. Hoff holds a master's degree in business administration from the University of Chicago and a bachelor's degree in physics from the University of Illinois.

    Silicon Laboratories Inc.

    Silicon Laboratories Inc. is a leading designer of high-performance, analog-intensive, mixed-signal integrated circuits (ICs) for a broad range of applications. Silicon Laboratories' diverse portfolio of highly integrated, patented solutions is developed by a world-class engineering team with decades of cumulative expertise in cutting-edge mixed-signal design. The company has design, engineering, marketing, sales and applications offices throughout North America, Europe and Asia. For more information about Silicon Laboratories please visit www.silabs.com.

    Cautionary Language

    This press release may contain forward-looking statements based on Silicon Laboratories' current expectations. These forward-looking statements involve risks and uncertainties. A number of important factors could cause actual results to differ materially from those in the forward-looking statements. Silicon Laboratories believes that it is important to communicate the company's future expectations to investors. However, there may be events in the future that Silicon Laboratories is not able to accurately predict or control. For a discussion of these and other factors that could impact Silicon Laboratories' financial results and cause actual results to differ materially from those in the forward-looking statements, please refer to Silicon Laboratories' recent filings with the SEC, particularly the Form 10-K filed January 26, 2004 and the 10-Q filed October 25, 2004.

    Note to editors: Silicon Laboratories and the Silicon Laboratories logo are trademarks of Silicon Laboratories Inc. All other product names noted herein may be trademarks of their respective holders.

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CONTACT: Silicon Laboratories Inc., Austin Tiffany Plowman, 512-464-9432 tiffany.plowman@silabs.com

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