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AT49F020 - 2-Megabit 5-volt Only Flash Memory

General Description

The AT49F020 is a 5-volt only in-system Flash Memory.

Its 2 megabits of memory is organized as 262,144 words by 8 bits.

Key Features

  • Single Voltage Operation.
  • 5V Read.
  • 5V Reprogramming.
  • Fast Read Access Time - 90 ns.
  • Internal Program Control and Timer.
  • 8K Bytes Boot Block With Lockout.
  • Fast Erase Cycle Time - 10 seconds.
  • Byte-By-Byte Programming - 50 µs/Byte.
  • Hardware Data Protection.
  • DATA Polling For End Of Program Detection.
  • Low Power Dissipation.
  • 50 mA Active Current.
  • 100 µA CMOS Standby Current.
  • T.

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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 Reprogramming • Fast Read Access Time - 90 ns • Internal Program Control and Timer • 8K Bytes Boot Block With Lockout • Fast Erase Cycle Time - 10 seconds • Byte-By-Byte Programming - 50 µs/Byte • Hardware Data Protection • DATA Polling For End Of Program Detection • Low Power Dissipation – 50 mA Active Current – 100 µA CMOS Standby Current • Typical 10,000 Write Cycles Description The AT49F020 is a 5-volt only in-system Flash Memory. Its 2 megabits of memory is organized as 262,144 words by 8 bits. Manufactured with Atmel’s advanced nonvolatile CMOS technology, the device offers access times to 90 ns with power dissipation of just 275 mW over the commercial temperature range.