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EXHIBIT 21
MICROSEMI CORPORATION SUBSIDIARIES
AS OF 10/01/00
NAME OF MICROSEMI CORPORATION ENTITY LOCATION
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BKC Semiconductors Incorporated Lawrence, Massachusetts
Linfinity Microelectronics, Inc. Garden Grove, California
Micro USPD, Inc. Watertown, Massachusetts
Micro WaveSys, Inc. Los Angeles, California
Microsemi Corp. - Colorado Broomfield, Colorado
Microsemi Corp. - Scottsdale Scottsdale, Arizona
Microsemi Microwave Products Lowell, Massachusetts
Microsemi PPC, Inc. Riviera Beach, Florida
Microsemi RF Products, Inc. Montgomeryville, Pennsylvania
Microsemi Santa Ana Santa Ana, California
Micro (Bermuda), Ltd. Ennis, Ireland
Microsemi (H.K.) Ltd. Shatin, N.T., Hong Kong
Semcon Electronics Pvt. Ltd. Mumbai, India