MICROSEMI acquires VT SILICON

IRVINE, Calif., Sep 14, 2010 - Microsemi Corporation (Nasdaq:MSCC), a leading manufacturer of high performance analog mixed signal integrated circuits, high reliability semiconductors, and radio frequency (RF) subsystems, today announced that it has acquired all of the assets of VT Silicon.

VT Silicon, located in Atlanta, GA, designs and manufactures multi-band radio frequency integrated circuit (RFIC) solutions for the mobile wireless broadband market. VT Silicon's products leverage linearization and efficiency-enhancement technologies to enable highly efficient, low-cost and small-footprint intelligent Front-End RFIC solutions.

"We are pleased to extend our industry leading RF product offering to next generation WLAN and WiMax markets with the acquisition of VT Silicon," said James J. Peterson, President and Chief Executive Officer of Microsemi Corporation. "As the first supplier in the world to develop a monolithic front end RFIC in Silicon Germanium (SiGe), VT's technology caliber is designed to enable Microsemi to deliver innovative, highly-integrated front-end modules to our customers. The acquisition of VT Silicon extends Microsemi's technology leadership in the RF business and reflects our continuing commitment to this important market."

According to a recent report published by Strategy Analytics, the worldwide installed base of consumer wireless devices will exceed 2.6 billion by 2014. This high volume global growth market, which necessitates technology differentiation, typifies the kind of commercial business Microsemi targets for leadership. Microsemi's balanced business model blends high-volume commercial market opportunities with the growth and content opportunities of its Aerospace, Defense and Security end markets. Microsemi intends to discuss this acquisition during its fiscal year-end earnings conference call to be scheduled in November.

About Microsemi Corporation

Microsemi Corporation, with corporate headquarters in Irvine, California, is a leading designer, manufacturer and marketer of high performance analog and mixed-signal integrated circuits, high reliability semiconductors and RF subsystems. The company's semiconductors manage and control or regulate power, protect against transient voltage spikes and transmit, receive and amplify signals.

Microsemi's products include individual components as well as integrated circuit solutions that enhance customer designs by improving performance and reliability, battery optimization, reducing size or protecting circuits. The principal markets the company serves include implanted medical, defense/aerospace and satellite, notebook computers, monitors and LCD TVs, automotive and mobile connectivity applications. More information may be obtained by contacting the company directly or by visiting its website at http://www.microsemi.com.

"Forward-Looking" and "Safe-Harbor" Statements are omitted