Semtech Corporation (NASDAQ: SMTC), a leading supplier of analog and mixed-signal semiconductors, today announced plans to release financial results for its fourth quarter of fiscal year 2012 after the close of the market on Wednesday, March 7, 2012. The results will be released through Business Wire (www.businesswire.com) and posted at www.semtech.com.

Semtech will host a conference call at 2:00 p.m. PT (5:00 p.m. ET) on Wednesday, March 7, 2012 to discuss its fourth quarter performance and events, current business activities and conditions, and the outlook for the business. A live webcast of the call will be accessible at the Investor Relations section of the corporate website at www.semtech.com. A replay of the webcast will be available beginning approximately 2 hours after the conclusion of the live call.

About Semtech

Semtech Corporation is a leading supplier of analog and mixed-signal semiconductors for high-end consumer, computing, communications and industrial equipment. Products are designed to benefit the engineering community as well as the global community. The company is dedicated to reducing the impact it and its products, have on the environment. Internal green programs seek to reduce waste through material and manufacturing control, use of green technology and designing for resource reduction. Publicly traded since 1967, Semtech is listed on the NASDAQ Global Select Market under the symbol SMTC. For more information, visit http://www.semtech.com.