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
AT93C66A-10TU-2.7-T Microchip Technology EEPROM TSSOP-8 4KbitSPI
AT93C66AW-10SI-1.8 Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66AW-10SI-2.7 Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66AW-10SU-2.7 Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66AY1-10YI-1.8 Microchip Technology EEPROM MAP-8(3x4.9) 4KbitSPI
AT93C66AY1-10YI-2.7 Microchip Technology EEPROM MAP-8(3x4.9) 4KbitSPI
AT93C66AY6-10YH-1.8-T Microchip Technology EEPROM MiNiMAP-8(2x3) 4KbitSPI
AT93C66B-SSHM-B Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66B-SSHM-T Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66B-XHM-B Microchip Technology EEPROM TSSOP-8 4KbitSPI
AT93C66W-10SC Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66W-10SC-2.5 Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66W-10SC-2.7 Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66W-10SI Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66W-10SI-1.8 Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66W-10SI-2.5 Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C66W-10SI-2.7 Microchip Technology EEPROM SOIC-8 4KbitSPI
AT93C86-10PC-2.7 Microchip Technology EEPROM PDIP-8 16KbitSPI
AT93C86-10PI-2.7 Microchip Technology EEPROM PDIP-8 16KbitSPI
AT93C86-10SC Microchip Technology EEPROM SOIC-8 16KbitSPI
AT93C86-10SC-2.7 Microchip Technology EEPROM SOIC-8 16KbitSPI
AT93C86-10SI-2.7 Microchip Technology EEPROM SOIC-8 16KbitSPI
AT93C86-10TI-2.7 Microchip Technology EEPROM TSSOP-8 16KbitSPI
AT93C86A-10PI-1.8 Microchip Technology EEPROM PDIP-8 16KbitSPI
AT93C86A-10PI-2.7 Microchip Technology EEPROM PDIP-8 16KbitSPI
AT93C86A-10PU-1.8 Microchip Technology EEPROM PDIP-8 16KbitSPI
AT93C86A-10PU-2.7 Microchip Technology EEPROM PDIP-8 16KbitSPI
AT93C86A-10SI-1.8 Microchip Technology EEPROM SOIC-8 16KbitSPI
AT93C86A-10SI-2.7 Microchip Technology EEPROM SOIC-8 16KbitSPI
AT93C86A-10SU-1.8 Microchip Technology EEPROM SOIC-8 16KbitSPI
AT93C86A-10SU-2.7 Microchip Technology EEPROM SOIC-8 16KbitSPI
AT93C86A-10SU-2.7-T Microchip Technology EEPROM SOIC-8 16KbitSPI
AT93C86A-10TI-1.8 Microchip Technology EEPROM TSSOP-8 16KbitSPI
AT93C86A-10TI-2.7 Microchip Technology EEPROM TSSOP-8 16KbitSPI
AT93C86A-10TU-1.8 Microchip Technology EEPROM TSSOP-8 16KbitSPI
AT93C86A-10TU-2.7 Microchip Technology EEPROM TSSOP-8 16KbitSPI
AT93C86AY6-10YH-1.8-T Microchip Technology EEPROM TDFN-8-EP(2x3) 16KbitSPI
AT97SC3204T-U2MB-10 Microchip Technology Security Verification / Encryption ICs VQFN-40(6x6) I2C3.3V
AT97SC3204T-X2A17-00 Microchip Technology Security Verification / Encryption ICs TSSOP-28 I2C3.3V
AT97SC3204T-X2A1B-10 Microchip Technology Security Verification / Encryption ICs TSSOP-28 I2C3.3V
AT97SC3204-U2A16-00 Microchip Technology Security Verification / Encryption ICs TSSOP-28 LPC3.3V
AT97SC3204-U2A1A-10 Microchip Technology Security Verification / Encryption ICs TSSOP-28 LPC3.3V
AT97SC3204-U4A14-10 Microchip Technology Security Verification / Encryption ICs TSSOP-28 LPC3.3V
AT97SC3204-X2MA-10 Microchip Technology Security Verification / Encryption ICs VQFN-40-EP(6x6) LPC3.3V
AT97SC3204-X4A13-20 Microchip Technology Security Verification / Encryption ICs TSSOP-28 LPC3.3V
AT97SC3205-G3M45-10 Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-32-EP(4x4) AVREEPROM
AT97SC3205-H3M4200B Microchip Technology Security Verification / Encryption ICs VQFN-32(4x4) SPI3.3V
AT97SC3205T-G3M4C10B Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-32-EP(4x4) AVREEPROM
AT97SC3205T-G3M4C20B Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-32-EP(4x4) AVREEPROM
AT97SC3205T-H3M4C00B Microchip Technology Microcontrollers (MCU/MPU/SOC) VQFN-32-EP(4x4) AVREEPROM
AT97SC3205T-U3A1C-20 Microchip Technology Security Verification / Encryption ICs TSSOP-28 I2C3.3V
AT97SC3205T-X3A1C20B Microchip Technology Security Verification / Encryption ICs TSSOP-28 I2C3.3V
AT97SC3205-X3A12-20 Microchip Technology Security Verification / Encryption ICs TSSOP-28 SPI3.3V
AT97SC3205-X3A15-20 Microchip Technology Security Verification / Encryption ICs TSSOP-28 SPI3.3V
AT9917TS-G Microchip Technology LED Drivers TSSOP-24 100kHz~800kHz5.3V~40V
AT9919K7-G Microchip Technology LED Drivers DFN-8-EP(3x3) 2MHz4.5V~40V
AT9933LG-G Microchip Technology LED Drivers SOIC-8 75V1
ATA3741P2-TGQY Microchip Technology Interface - Specialized SOIC-20-300mil Single bus4.5V~5.5V
ATA5423-PLQW Microchip Technology RF Transceiver ICs VQFN-48(7x7)
ATA5425-PLQW Microchip Technology RF Transceiver ICs VQFN-48(7x7)

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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.