Micrel will announce financial results for the first quarter ended March 31, 2012 after the market closes on Thursday, April  26, 2012.  In addition, the Company will host a conference call that same day at 4:30 p.m. Eastern time (1:30 p.m. Pacific time).  Chief Executive Officer Raymond Zinn and Chief Financial Officer Ray Wallin will present an overview of the first quarter financial results, discuss current business conditions and then respond to questions.

The call is available, live, to any interested party, on a listen only basis, by dialing (866) 200-6965 and by entering the participant code 53780493 followed by the # key.  For international callers, please dial (646) 216-7221 and enter the participant code 53780493 followed by the # key.  A live webcast will also be available at the 'Investors' section of Micrel's website at: www.micrel.com.  An audio replay of the conference call will be available through May 3, 2012 by dialing (866) 206-0173 or (646) 216-7204 and by entering the participant code 271498 followed by the # key.  The webcast replay will also be available on the Company's website.