Emeka Chukwu Named Semtech CFO

Semtech Corp. (Nasdaq: SMTC), a leading supplier of analog and mixed-signal semiconductors for communications, portable devices, computers, and industrial equipment, has announced that Emeka Chukwu has joined the Company as Chief Financial Officer.

Mohan Maheswaran, President and CEO of Semtech, said “I am delighted that Emeka Chukwu is joining Semtech as our new Vice President and Chief Financial Officer. Emeka is a high quality executive with outstanding intellectual capabilities and a broad knowledge of semiconductor related finance. He is one of the finest partners I have had the pleasure to work with and believe he’ll make a big difference to the new Semtech as we build on the strong foundation we have.”

Alan Bennett, who has been serving as Interim CFO since November 7, 2006, continues with the Company as Vice President of Accounting and Tax and Acting Corporate Controller.

About the New Chief Financial Officer

Emeka Chukwu, who holds both a BS and MBA in Accounting, has been employed in various financial positions at Intersil, Inc, a manufacturer of analog semiconductors, since 2002. His most recent position was Vice President, Finance, in which capacity he served since February 2006. He served as the Controller of Intersil’s Analog Signal Processing Group and Worldwide Operations from May 2002 through January 2006. From July 1999 through April 2002, he was the Corporate Controller of Elantec Semiconductor, Inc, a manufacturer of analog integrated circuits that was acquired by Intersil in 2002. Mr. Chukwu has also held accounting positions at other high technology companies during the past eighteen years.

About Semtech

Semtech Corporation is a leading supplier of analog and mixed-signal semiconductors used in a wide range of computer, industrial and communication applications.