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
ATXMEGA128A4U-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA128A4U-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) BGA-49 32MHzAVR
ATXMEGA128A4U-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44(7x7) 32MHzAVR
ATXMEGA128B1-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-100(14x14) 32MHzAVR
ATXMEGA128B1-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-100(14x14) 32MHzAVR
ATXMEGA128B1-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) CBGA-100 32MHzAVR
ATXMEGA128B1-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TFBGA-100 32MHzAVR
ATXMEGA128B3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA128B3-MCU Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-64-EP(9x9) 32MHzAVR
ATXMEGA128B3-MCUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-64-EP(9x9) 32MHzAVR
ATXMEGA128B3-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA128B3-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-64-EP(9x9) 32MHzAVR
ATXMEGA128C3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA128C3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) LQFP-64(14x14) 32MHzAVR
ATXMEGA128C3-MH Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA128C3-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA128D3-AN Microchip Technology Pre-Ordered MCUs TQFP-64(14x14) 32MHzAVR
ATXMEGA128D3-ANR Microchip Technology Pre-Ordered MCUs TQFP-64(14x14) 32MHzAVR
ATXMEGA128D3-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA128D3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(10x10) 32MHzAVR
ATXMEGA128D3-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA128D4-AN Microchip Technology Pre-Ordered MCUs TQFP-44 32MHzAVR
ATXMEGA128D4-ANR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA128D4-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44_10x10 32MHzAVR
ATXMEGA128D4-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA128D4-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA128D4-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA128D4-MH Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA16A4-AU Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) TQFP-44(10x10) 32MHzAVR
ATXMEGA16A4-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) BGA-49 32MHzAVR
ATXMEGA16A4-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) BGA-49 32MHzAVR
ATXMEGA16A4-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA16A4-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-44-EP(7x7) 32MHzAVR
ATXMEGA16A4U-AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA16A4U-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA16A4U-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA16A4U-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA16A4U-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA16A4U-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA16C4-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA16C4-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-44(10x10) 32MHzAVR
ATXMEGA16C4-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA16C4-CUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VFBGA-49 32MHzAVR
ATXMEGA16C4-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44(7x7) 32MHzAVR
ATXMEGA16C4-MHR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA16D4-AU Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) TQFP-44(10x10) 32MHzAVR
ATXMEGA16D4-CU Microchip Technology Microcontrollers (MCU/MPU/SOC) BGA-49 32MHzAVR
ATXMEGA16D4-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-44-EP(7x7) 32MHzAVR
ATXMEGA16E5-AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-32(7x7) 32MHzAVR
ATXMEGA16E5-AU Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-32(7x7) 32MHzAVR
ATXMEGA16E5-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-32(7x7) 32MHzAVR
ATXMEGA16E5-M4U Microchip Technology Microcontrollers (MCU/MPU/SOC) UQFN-32(4x4) 32MHzAVR
ATXMEGA16E5-M4UR Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-32-EP(4x4) 32MHzAVR
ATXMEGA16E5-MN Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) VQFN-32-EP(5x5) 32MHzAVR
ATXMEGA16E5-MU Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) VQFN-32-EP(5x5) 32MHzAVR
ATXMEGA16E5-MUR Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-32-EP(5x5) 32MHzAVR
ATXMEGA192A3-AU Microchip Technology Microcontroller Units (MCUs/MPUs/SOCs) TQFP-64(10x10) 32MHzAVR
ATXMEGA192A3-AUR Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 32MHzAVR
ATXMEGA192A3-MH Microchip Technology Microcontrollers (MCU/MPU/SOC) QFN-64-EP(9x9) 32MHzAVR
ATXMEGA192A3U-AN Microchip Technology Microcontrollers (MCU/MPU/SOC) TQFP-64(14x14) 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.