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29C256 - 256K 32K x 8 5-volt Only CMOS Flash Memory

General Description

The AT29C256 is a five-volt-only in-system Flash programmable and erasable read only memory (PEROM).

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

Key Features

  • Fast Read Access Time.
  • 70 ns.
  • 5-volt Only Reprogramming.
  • Page Program Operation.
  • Single Cycle Reprogram (Erase and Program).
  • Internal Address and Data Latches for 64 Bytes Internal Program Control and Timer Hardware and Software Data Protection Fast Program Cycle Times.
  • Page (64 Byte) Program Time.
  • 10 ms.
  • Chip Erase Time.

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Other Datasheets by Atmel (now Microchip Technology)

Part Number Description
29C010A 1 Megabit 128K x 8 5-volt Only CMOS Flash Memory
29C020 2-Megabit 256K x 8 5-volt Only CMOS Flash Memory
29C040 4-Megabit 512K x 8 5-volt Only 256-Byte Sector CMOS Flash Memory
29C512 512K 64K x 8 5-volt Only CMOS Flash Memory
29C516E 16 Bit Flow Through EDAC Error Detection And Correction unit

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features • Fast Read Access Time – 70 ns • 5-volt Only Reprogramming • Page Program Operation • • • • • • • • • – Single Cycle Reprogram (Erase and Program) – Internal Address and Data Latches for 64 Bytes Internal Program Control and Timer Hardware and Software Data Protection Fast Program Cycle Times – Page (64 Byte) Program Time – 10 ms – Chip Erase Time – 10 ms DATA Polling for End of Program Detection Low-power Dissipation – 50 mA Active Current – 300 µA CMOS Standby Current Typical Endurance > 10,000 Cycles Single 5V ± 10% Supply CMOS and TTL Compatible Inputs and Outputs Commercial and Industrial Temperature Ranges 256K (32K x 8) 5-volt Only Flash Memory AT29C256 Description The AT29C256 is a five-volt-only in-system Flash programmable and erasable read only memory (PEROM).