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
ATXMEGA192A3U-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) LQFP-64(14x14) 32MHzAVR
ATXMEGA192A3U-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(10x10) 32MHzAVR
ATXMEGA192A3U-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA192A3U-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-64-EP(9x9) 32MHzAVR
ATXMEGA192C3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA192C3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA192C3-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA192D3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA192D3-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA192D3-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA256A3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) LQFP-64(14x14) 32MHzAVR
ATXMEGA256A3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA256A3B-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA256A3B-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA256A3B-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA256A3BU-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA256A3BU-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA256A3-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA256A3-MHR Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) VQFN-64-EP(9x9) 32MHzAVR
ATXMEGA256A3U-AN Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) TQFP-64(14x14) 32MHzAVR
ATXMEGA256A3U-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA256A3U-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA256C3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA256C3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA256C3-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-64-EP(9x9)
ATXMEGA256D3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(10x10) 32MHzAVR
ATXMEGA256D3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA32A4-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA32A4-CCU Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA32A4-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) BGA-49 32MHzAVR
ATXMEGA32A4-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) BGA-49 32MHzAVR
ATXMEGA32A4-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA32A4U-AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA32A4U-ANR Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) TQFP-44(10x10) 32MHzAVR
ATXMEGA32A4U-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA32A4U-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA32A4U-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA32A4U-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA32C3-AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA32C3-ANR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA32C3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA32C3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA32C3-MH Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) VQFN-64-EP(9x9)
ATXMEGA32C3-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-64-EP(9x9)
ATXMEGA32C4-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA32C4-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA32C4-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA32C4-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA32C4-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA32D3-AN Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) TQFP-64(10x10) 32MHzAVR
ATXMEGA32D3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA32D3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA32D3-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64(9x9) 32MHzAVR
ATXMEGA32D3-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-64-EP(9x9) 32MHzAVR
ATXMEGA32D4-AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA32D4-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA32D4-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA32D4-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA32E5-AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-32(7x7) 32MHzAVR
ATXMEGA32E5-M4U Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-32-EP(5x5) 32MHzAVR

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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.