Microsemi Introduces Miniature Power Amplifier for 802.11b/g/n WLAN Applications




               Saves Board Space, Lowers Cost 

             Performance Equal to Larger Devices 

IRVINE, Calif., Sept. 18, 2006 (PRIMEZONE) -- Microsemi Corporation (Nasdaq:MSCC), a leading manufacturer of analog and mixed signal integrated circuits, has announced its next generation 2.4GHz wireless LAN power amplifier in the smallest package available for 802.11b/g/n WiFi client and access point applications.

Designated the LX5514(tm), the new miniature amplifier's 2 x 2mm footprint allows a 55% reduction in board space over first generation 3 x 3mm devices and provides performance equal to Microsemi's best-in-class, LX5511 power amplifier.

The LX5514 is Microsemi's latest 2.4GHz power amplifier solution into the fast growing 802.11b/g/n WiFi market place. In addition to its space-saving footprint, the LX5514's design includes an integrated power detect function that not only saves board space but also reduces total BOM cost. At an ultra thin 0.46mm height, the LX5514 is ideally suited for WiFi front end modules and VoIP hand held applications.

"The wireless appliance market continues to be a key focus for us," said Paul Bibeau, Sr. Vice President and General Manager of Microsemi's Integrated Products Group. "The development of the LX5514 power amplifier leverages our proven technological and manufacturing expertise, again positioning Microsemi to support customers with next-generation, cost effective, solutions for their high performance products."

Taking advantage of the smaller package allows designers the freedom and flexibility to design a low cost discrete RF power amplifier stage in the smallest form factors while maintaining simple assembly techniques offered by the 2 x 2mm 12-pin MLP surface mount package.

The LX5514 is a two stage MMIC device manufactured in an advanced InGaP HBT process. With active bias and output prematching the LX5514 achieves a power gain of 28dB with a low quiescent current of 80mA. The LX5514 also provides a low EVM of 3% at 20dBm OFDM output power while consuming only 150mA of total DC current.

The LX5514 power amplifier is available for immediate sampling. Technical information is available on the Microsemi web site, http://www.microsemi.com. Samples can be ordered through this site, or from Microsemi sales representatives and authorized distributors. In 10K lot quantities, the unit price is $0.47.

About Microsemi Corporation

Microsemi is a leading designer, manufacturer and marketer of high performance analog and mixed signal integrated circuits and high reliability semiconductors. 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 included 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 web site at http://www.microsemi.com. LX is a trademark of Microsemi Corporation.

The Microsemi Corporation logo is available at http://www.primezone.com/newsroom/prs/?pkgid=1233

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Investor Inquiries: David R. Sonksen, Microsemi Corporation, Irvine, CA (949) 221-7101.



            

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