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
AT25256A-10TU-2.7 Microchip Technology EEPROM TSSOP-8 256KbitSPI
AT25256AN-10SI-1.8 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AN-10SI-1.8-T Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AN-10SI-2.7 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AN-10SU-1.8 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AN-10SU-2.7 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AN-SQ27AL Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AU2-10UI-1.8 Microchip Technology EEPROM BGA-8(2.35x3.73) 256KbitSPI
AT25256AU2-10UI-2.7 Microchip Technology EEPROM BGA-8(2.35x3.73) 256KbitSPI
AT25256AW-10SI-1.8 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AW-10SI-1.8-T Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AW-10SI-2.7 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AW-10SI-2.7-T Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AW-10SU-1.8 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256AW-10SU-2.7 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256B-MAHL-T Microchip Technology EEPROM UDFN-8(2x3) 256KbitSPI
AT25256B-SSHL-B Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256B-SSHL-T Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256B-XHL-T Microchip Technology EEPROM TSSOP-8 256KbitSPI
AT25256T2-10TC Microchip Technology EEPROM TSSOP-20 256KbitSPI
AT25256T2-10TC-1.8 Microchip Technology EEPROM TSSOP-20 256KbitSPI
AT25256T2-10TC-2.7 Microchip Technology EEPROM TSSOP-20 256KbitSPI
AT25256T2-10TI Microchip Technology EEPROM TSSOP-20 256KbitSPI
AT25256T2-10TI-1.8 Microchip Technology EEPROM TSSOP-20 256KbitSPI
AT25256T2-10TI-2.7 Microchip Technology EEPROM TSSOP-20 256KbitSPI
AT25256W-10SC Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256W-10SC-1.8 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256W-10SC-2.7 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256W-10SI Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256W-10SI-1.8 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25256W-10SI-2.7 Microchip Technology EEPROM SOIC-8 256KbitSPI
AT25320-10PC Microchip Technology EEPROM PDIP-8 32KbitSPI
AT25320-10PC-2.7 Microchip Technology EEPROM PDIP-8 32KbitSPI
AT25320-10PI Microchip Technology EEPROM PDIP-8 32KbitSPI
AT25320-10PI-2.7 Microchip Technology EEPROM PDIP-8 32KbitSPI
AT25320A-10PI-1.8 Microchip Technology EEPROM PDIP-8 32KbitSPI
AT25320A-10PI-2.7 Microchip Technology EEPROM PDIP-8 32KbitSPI
AT25320A-10PU-1.8 Microchip Technology EEPROM PDIP-8 32KbitSPI
AT25320A-10PU-2.7 Microchip Technology EEPROM PDIP-8 32KbitSPI
AT25320A-10TI-1.8 Microchip Technology EEPROM TSSOP-8 32KbitSPI
AT25320A-10TI-2.7 Microchip Technology EEPROM TSSOP-8 32KbitSPI
AT25320A-10TU-1.8 Microchip Technology EEPROM TSSOP-8 32KbitSPI
AT25320A-10TU-2.7 Microchip Technology EEPROM TSSOP-8 32KbitSPI
AT25320AN-10SI-1.8 Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320AN-10SI-1.8-T Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320AN-10SI-2.7 Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320AN-10SI-2.7-T Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320AN-10SU-1.8 Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320AN-10SU-2.7 Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320AY1-10YI-1.8 Microchip Technology EEPROM MAP-8(3x4.9) 32KbitSPI
AT25320AY1-10YI-2.7 Microchip Technology EEPROM MAP-8(3x4.9) 32KbitSPI
AT25320AY6-10YH-1.8 Microchip Technology EEPROM MiNiMAP-8(2x3) 32KbitSPI
AT25320B-MAHL-E Microchip Technology EEPROM UDFN-8(2x3) 32KbitSPI
AT25320B-MAHL-T Microchip Technology EEPROM UDFN-8-EP(2x3) 32KbitSPI
AT25320B-SSHL-B Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320B-SSHL-T Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320B-XHL-B Microchip Technology EEPROM TSSOP-8 32KbitSPI
AT25320N-10SC Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320N-10SC-2.7 Microchip Technology EEPROM SOIC-8 32KbitSPI
AT25320N-10SI Microchip Technology EEPROM SOIC-8 32KbitSPI

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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.