Atmel part numbers

Atmel (AVR ATmega/ATtiny, SAM Arm MCUs, AT24/AT25 EEPROM, CryptoAuthentication) was acquired by Microchip Technology in 2016.

Atmel is now Microchip Technology (2016). We quote Atmel parts — current, obsolete and end-of-life — and parts that carry older Atmel markings. See also all Microchip Technology part numbers.

5,159 Atmel heritage part numbers

Part-number families from Atmel, listed under their current manufacturer.

Part numberManufacturerTypePackageKey specs
ATMEGA128A-MU Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64(9x9) 16MHzAVR
ATMEGA128L-8AU Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) TQFP-64(14x14) 8MHzAVR
ATMEGA128L-8MN Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64(9x9) 8MHzAVR
ATMEGA128L-8MU Microchip Technology Microcontrollers (MCU/MPU/SOC) MLF-64(9x9) 8MHzAVR
ATMEGA128L-8MUR Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64(9x9) 8MHzAVR
ATMEGA128RFA1-ZU Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64(9x9) 16MHzAVR
ATMEGA1608-AF Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-32(7x7) 20MHzAVR
ATMEGA1608-MF Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-32(5x5) 20MHzAVR
ATMEGA1608-MU Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-32-EP(5x5) 20MHzAVR
ATMEGA1608-XF Microchip Technology Microcontrollers (MCU/MPU/SOC) SSOP-28 20MHzAVR
ATMEGA1608-XU Microchip Technology Microcontrollers (MCU/MPU/SOC) SSOP-28-208mil 20MHzAVR
ATMEGA1609-AF Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-48(7x7) 20MHzAVR
ATMEGA1609-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-48(7x7) 20MHzAVR
ATMEGA1609-MF Microchip Technology Microcontrollers (MCU/MPU/SOC) UQFN-48(6x6) 20MHzAVR
ATMEGA1609-MU Microchip Technology Microcontrollers (MCU/MPU/SOC) UQFN-48-EP(6x6) 20MHzAVR
ATMEGA16-16AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 16MHzAVR
ATMEGA16-16MQ Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 16MHzAVR
ATMEGA16-16MUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 16MHzAVR
ATMEGA16-16PU Microchip Technology Microcontrollers (MCU/MPU/SOC) PDIP-40 16MHzAVR
ATMEGA162-16AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 16MHzAVR
ATMEGA162-16MU Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 16MHzAVR
ATMEGA162-16PU Microchip Technology Microcontrollers (MCU/MPU/SOC) PDIP-40 16MHzAVR
ATMEGA162V-8AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 8MHzAVR
ATMEGA162V-8AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 8MHzAVR
ATMEGA162V-8MU Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 8MHzAVR
ATMEGA162V-8PU Microchip Technology Microcontrollers (MCU/MPU/SOC) PDIP-40 8MHzAVR
ATMEGA164A-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 20MHzAVR
ATMEGA164A-MCH Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) QFN-44-EP(5x5) 20MHzAVR
ATMEGA164A-PU Microchip Technology Microcontrollers (MCU/MPU/SOC) PDIP-40 20MHzAVR
ATMEGA164P-20AQ Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 20MHzAVR
ATMEGA164P-20AQR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 20MHzAVR
ATMEGA164P-20AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 20MHzAVR
ATMEGA164P-20AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 20MHzAVR
ATMEGA164P-20MQ Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44(7x7) 20MHzAVR
ATMEGA164P-20MQR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44(7x7) 20MHzAVR
ATMEGA164P-20MU Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44(7x7) 20MHzAVR
ATMEGA164P-20PQ Microchip Technology Microcontrollers (MCU/MPU/SOC) PDIP-40 20MHzAVR
ATMEGA164P-20PU Microchip Technology Microcontrollers (MCU/MPU/SOC) PDIP-40 20MHzAVR
ATMEGA164P-A15MZ Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44(7x7) 16MHzAVR
ATMEGA164PA-AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 20MHzAVR
ATMEGA164PA-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 20MHzAVR
ATMEGA164PA-MCH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-44(5x5) 20MHzAVR
ATMEGA164PA-MU Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44(7x7) 20MHzAVR
ATMEGA164PA-PU Microchip Technology Microcontrollers (MCU/MPU/SOC) PDIP-40 20MHzAVR
ATMEGA164P-B15MZ Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) VQFN-44-EP(7x7) 16MHzAVR
ATMEGA164PV-10AQ Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 10MHzAVR
ATMEGA164PV-10AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 10MHzAVR
ATMEGA164PV-10AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 10MHzAVR
ATMEGA164PV-10MU Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) VQFN-44-EP(7x7)
ATMEGA164PV-10PU Microchip Technology Microcontrollers (MCU/MPU/SOC) PDIP-40 10MHzAVR
ATMEGA165A-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 16MHzAVR
ATMEGA165P-16AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 16MHzAVR
ATMEGA165P-16AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 16MHzAVR
ATMEGA165P-16MN Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 16MHzAVR
ATMEGA165P-16MU Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 16MHzAVR
ATMEGA165PA-AN Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) TQFP-64(14x14) 16MHzAVR
ATMEGA165PA-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 16MHzAVR
ATMEGA165PA-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 16MHzAVR
ATMEGA165PA-MN Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 16MHzAVR
ATMEGA165PV-8AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 8MHzAVR

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Frequently asked questions

Is Atmel still in business?

Atmel (AVR ATmega/ATtiny, SAM Arm MCUs, AT24/AT25 EEPROM, CryptoAuthentication) was acquired by Microchip Technology in 2016.

Can I still buy Atmel parts?

Yes. PartnerSemi quotes Atmel part numbers, including obsolete and end-of-life parts and parts with old Atmel markings. Send the part number and quantity; we reply with price, lead time, date code and origin. We are an independent distributor, not an authorized Atmel or Microchip Technology distributor.

PartnerSemi is not affiliated with Atmel or Microchip Technology. Brand names are used to identify parts only.