M27V256 Datasheet PDF - STMicroelectronics

DESCRIPTION
The M27V256 is a low voltage 256 Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems and is organized as 32,768 by 8 bits.

■ M27V256 is replaced by the M27W256
■ 3V to 3.6V LOW VOLTAGE in READ OPERATION
■ ACCESS TIME: 90ns
■ LOW POWER CONSUMPTION:
    – Active Current 10mA at 5MHz
    – Standby Current 10µA
■ PROGRAMMING VOLTAGE: 12.75V ± 0.25V
■ PROGRAMMING TIME: 100µs/word
■ ELECTRONIC SIGNATURE
    – Manufacturer Code: 20h
    – Device Code: 8Dh