Atmel Corporation was a creator and manufacturer of semiconductors before being subsumed by Microchip Technology in 2016. Atmel was founded in 1984. The company focused on embedded systems built around microcontrollers. Its products included microcontrollers radio-frequency (RF) devices including Wi-Fi, EEPROM, and flash memory devices, symmetric and asymmetric security chips, touch sensors and controllers, and application-specific products. Atmel supplies its devices as standard products, application-specific integrated circuits (ASICs), or application-specific standard product (ASSPs) depending on the requirements of its customers.
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Atmel corporate headquarters in San Jose California
Atmel AT90S2333 microcontroller
Microchip Technology Incorporated is a publicly listed American corporation that manufactures microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. Its products include microcontrollers, Serial EEPROM devices, Serial SRAM devices, embedded security devices, radio frequency (RF) devices, thermal, power, and battery management analog devices, as well as linear, interface and wireless products.
Microchip's largest wafer fab, located in Gresham, Oregon
A 1988 vintage Microchip PIC16CR54 with the Apple Desktop Bus protocol pre-programmed, before they became an independent company, as used in a Macintosh SE
Former Microsemi office in Garden Grove, California, now owned by Microchip
EEPROM 28EE011 made by SST