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
AT27LV256A-15JC Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV256A-15JI Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV256A-15RC Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-15RI Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-15TC Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV256A-15TI Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV256A-55JC Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV256A-55JI Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV256A-55JU Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV256A-55RC Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-55RI Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-55RU Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-55TC Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV256A-55TI Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV256A-55TU Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV256A-70JC Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV256A-70JI Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV256A-70RC Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-70TC Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV256A-70TI Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV256A-90JC Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV256A-90JU Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14) 256Kbit3V~3.6V
AT27LV256A-90RC Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-90RI Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-90RU Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV256A-90TC Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV256A-90TU Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV512A-12JI Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV512A-12RC Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV512A-12RI Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV512A-12TC Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV512A-12TI Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV512A-15JC Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV512A-15JI Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV512A-15RC Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV512A-15TC Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV512A-15TI Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV512A-70JC Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV512A-70JI Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV512A-70RC Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV512A-70RI Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV512A-70TI Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV512A-90JC Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV512A-90JI Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14)
AT27LV512A-90JU Microchip Technology Non-Volatile Memory (ROM) PLCC-32(11.4x14) Parallel Port (Parallel)3V~3.6V
AT27LV512A-90JU-T Microchip Technology EEPROM PLCC-32(11.4x14)
AT27LV512A-90RC Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV512A-90RI Microchip Technology Non-Volatile Memory (ROM) SOIC-28
AT27LV512A-90RU Microchip Technology Non-Volatile Memory (ROM) SOIC-28 3V~3.6VOTP EPROM
AT27LV512A-90TC Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV512A-90TI Microchip Technology Non-Volatile Memory (ROM) TSOP-28
AT27LV512A-90TU Microchip Technology Non-Volatile Memory (ROM) TSOP-28 3V~3.6VOTP EPROM
AT27LV520-70XC Microchip Technology Non-Volatile Memory (ROM) TSSOP-20 3V~3.6VOTP EPROM
AT27LV520-70XU Microchip Technology Non-Volatile Memory (ROM) TSSOP-20 512KbitParallel Port (Parallel)
AT27LV520-90SC Microchip Technology Non-Volatile Memory (ROM) SOIC-20 3V~3.6VOTP EPROM
AT27LV520-90SI Microchip Technology Non-Volatile Memory (ROM) SOIC-20 3V~3.6VOTP EPROM
AT27LV520-90XC Microchip Technology Non-Volatile Memory (ROM) TSSOP-20
AT28BV16-25JC Microchip Technology EEPROM PLCC-32(11.4x14) 16KbitParallel Port (Parallel)
AT28BV16-25JI Microchip Technology EEPROM PLCC-32(11.4x14) 16KbitParallel Port (Parallel)
AT28BV16-25PC Microchip Technology EEPROM PDIP-24 16KbitParallel Port (Parallel)

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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.