MOS Technology

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MOS Technology, Inc.

Industry	Semiconductor design and manufacturing
Predecessor	Allen-Bradley
Founded	1969 (1969)
Defunct	2001 (2001)
Successor	Commodore Semiconductor Group Western Design Center
Headquarters	Audubon, Pennsylvania , United States

MOS Technology, Inc. ("MOS" being short for Metal Oxide Semiconductor), later known as CSG (Commodore Semiconductor Group) and GMT Microelectronics, was a semiconductor design and fabrication company based in Audubon, Pennsylvania. It is most famous for its 6502 microprocessor and various designs for Commodore International's range of home computers.