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AT49F004T - 4-Megabit Flash Memory

General Description

The AT49F004(T) and AT49F4096A(T) are 5-volt, 4-megabit Flash Memories organized as 524,288 words of 8 bits each or 256K words of 16 bits each.

Manufactured with Atmel’s advanced nonvolatile CMOS technology, the devices offer access times to 55 ns with power dissipation of just 275 mW.

Key Features

  • Single Voltage Operation.
  • 5V Read.
  • 5V Programming.
  • Fast Read Access Time - 55 ns.
  • Internal Erase/Program Control.
  • Sector Architecture.
  • One 8K Words (16K bytes) Boot Block with Programming Lockout.
  • Two 4K Words (8K bytes) Parameter Blocks.
  • One 240K Words (480K bytes) Main Memory Array Block.
  • Fast Sector Erase Time - 10 seconds.
  • Byte-by-Byte or Word-By-Word Programming - 10 µs Typical.
  • Hard.

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Other Datasheets by Atmel (now Microchip Technology)

Part Number Description
AT49F004 4-Megabit Flash Memory
AT49F001 1-Megabit 5-volt Only Flash Memory
AT49F001A Flash Memory
AT49F001AN Flash Memory
AT49F001ANT Flash Memory

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 • Single Voltage Operation – 5V Read – 5V Programming • Fast Read Access Time - 55 ns • Internal Erase/Program Control • Sector Architecture – One 8K Words (16K bytes) Boot Block with Programming Lockout – Two 4K Words (8K bytes) Parameter Blocks – One 240K Words (480K bytes) Main Memory Array Block • Fast Sector Erase Time - 10 seconds • Byte-by-Byte or Word-By-Word Programming - 10 µs Typical • Hardware Data Protection • DATA Polling For End Of Program Detection • Low-Power Dissipation – 50 mA Active Current – 300 µA CMOS Standby Current • Typical 10,000 Write Cycles Description The AT49F004(T) and AT49F4096A(T) are 5-volt, 4-megabit Flash Memories organized as 524,288 words of 8 bits each or 256K words of 16 bits each.