M27C320 Datasheet - STMicroelectronics

DESCRIPTION
The M27C320 is a 32 Mbit EPROM offered in the OTP range (one time programmable). It is ideally suited for microprocessor systems requiring large data or program storage. It is organised as either 4 MWords of 8 bit or 2 MWords of 16 bit. The pinout is compatible with the 32 Mbit Mask ROM. The M27C320 is offered in SO44 and TSOP48 (12 x 20 mm) packages.

■ 5V ± 10% SUPPLY VOLTAGE in READ OPERATION
■ ACCESS TIME: 80ns
■ BYTE-WIDE or WORD-WIDE CONFIGURABLE
■ 32 Mbit MASK ROM REPLACEMENT
■ LOW POWER CONSUMPTION
   – Active Current 70mA at 8MHz
   – Stand-by Current 100mA
■ PROGRAMMING VOLTAGE: 12V ± 0.25V
■ PROGRAMMING TIME: 50µs/word
■ ELECTRONIC SIGNATURE:
   – Manufacturer Code 20h
   – Device Code: 32h