Webinar Alert: Prototyping and Functional Verification for Radiation-Tolerant Space-Flight Systems Design

MOUNTAIN VIEW, Calif., June 24, 2009 — Actel Corporation (NASDAQ: ACTL) invites you to an educational webinar introducing an innovative prototyping solution for RTAX-S/SL and RTSX-SU devices, using ProASIC®3 FPGA technology with Aldec prototyping boards. The webinar presents a new complimentary reprogrammable prototyping design flow from Aldec. The presentation features a case study, from design to prototype, and includes development ROI and the benefits of using the Aldec prototyping solution for space-flight systems design.

Date:	Thursday, June 25, 2009
Time:	3:00 pm - 4:00 pmm CEST 11:00 am - 12:00 pm PDT
Location:	Online www.aldec.com/Events/default.aspx

For more information on Actel's RTAX-S/SL FPGAs, visit: www.actel.com/products/milaero/rtaxs/default.aspx
For more information on Actel's RTSX-SU FPGAs, visit: www.actel.com/products/milaero/rtsxsu/default.aspx

About Actel
Actel is the leader in low-power FPGAs and mixed-signal FPGAs, offering the most comprehensive portfolio of system and power management solutions. Power Matters. Learn more at www.actel.com.

The Actel name and logo and ProASIC are trademarks of Actel Corporation. All other trademarks and service marks are the property of their respective owners.

Contact: Gwen Carlson, Microsemi Corporation, 949.221.7173