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AT27BV400 - 4-Megabit 256K x 16 or 512K x 8 Unregulated Battery-Voltage High Speed OTP EPROM

General Description

The AT27BV400 is a high performance low-power, low-voltage 4,194,304-bit one time programmable read only memory (OTP EPROM) organized as either 256K by 16 or 512K by 8 bits.

Key Features

  • Fast Read Access Time - 120 ns.
  • Word-wide or Byte-wide Configurable.
  • Dual Voltage Range Operation.
  • Unregulated Battery Power Supply Range, 2.7V to 3.6V or Standard 5V ± 10% Supply Range 4-Megabit Flash and Mask ROM Compatable Low Power CMOS Operation.
  • 20 µA Maximum Standby.
  • 10 mA Max. Active at 5 MHz for VCC = 3.6V JEDEC Standard Packages.
  • 44-Lead PLCC.
  • 44-Lead SOIC (SOP).
  • 48-Lead TSOP.

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Other Datasheets by Atmel (now Microchip Technology)

Part Number Description
AT27BV4096 4 Megabit 256K x 16 Unregulated Battery-Voltage High Speed OTP CMOS EPROM
AT27BV010 1 Megabit 128K x 8 Unregulated Battery-Voltage OTP CMOS EPROM
AT27BV020 2-Megabit 256K x 8 Unregulated Battery-Voltage High Speed OTP EPROM
AT27BV040 4 Megabit 512K x 8 Unregulated Battery-Voltage High Speed OTP CMOS EPROM
AT27BV1024 1Mb PROM

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.

View original datasheet text
Features • Fast Read Access Time - 120 ns • Word-wide or Byte-wide Configurable • Dual Voltage Range Operation • • • – Unregulated Battery Power Supply Range, 2.7V to 3.6V or Standard 5V ± 10% Supply Range 4-Megabit Flash and Mask ROM Compatable Low Power CMOS Operation – 20 µA Maximum Standby – 10 mA Max. Active at 5 MHz for VCC = 3.