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28HC256 - AT28HC256

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General Description

The AT28HC256 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 nonvolatile CMOS technology, the AT28HC256 offers access times to 70 ns with power dissipation of just 440 mW.

Key Features

  • Fast Read Access Time.
  • 70 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.
  • 80 mA Active Current.
  • 3 mA Standby Current.
  • Hardware and Software Data Protection.
  • DATA Polling for End of Write Detecti.

More Datasheets from Atmel (now Microchip Technology)

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