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
