AT27C400 Datasheet - ATMEL Corporation

AT27C400 4-Megabit 256K x 16 or 512K x 8 OTP EPROM

The AT27C400 is a low-power, high-performance 4,194,304-bit one-time programmable read only memory (OTP EPROM) organized as either 256K by 16 or 512K by 8 bits. It requires a single 5V power supply in normal read mode operation. Any word can be accessed in less than 70 ns, eliminating the need for s.

AT27C400 Features

* Fast Read Access Time - 70 ns Word-wide or Byte-wide Configurable 4 Megabit Flash and Mask ROM Compatible Low Power CMOS Operation

* 100 µA Maximum Standby

* 50 mA Maximum Active at 5 MHz Wide Selection of JEDEC Standard Packages

AT27C400_ATMELCorporation.pdf