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AT28C256 Datasheet 256K (32K x 8) Paged Parallel EEPROM

Manufacturer: Atmel (now Microchip Technology)

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General Description

The AT28C256 is a high-performance electrically erasable and programmable readonly memory.

Its 256K of memory is organized as 32,768 words by 8 bits.

Manufactured with Atmel’s advanced n

Key Features

  • Fast Read Access Time.
  • 150 ns.
  • Automatic Page Write Operation.
  • Internal Address and Data Latches for 64 Bytes.
  • Internal Control Timer.
  • Fast Write Cycle Times.
  • Page Write Cycle Time: 3 ms or 10 ms Maximum.
  • 1 to 64-byte Page Write Operation.
  • Low Power Dissipation.
  • 50 mA Active Current.
  • 200 µA CMOS Standby Current.
  • Hardware and Software Data Protection.
  • DATA Polling for End of Write.

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