GENERAL DESCRIPTION

The W27C020M is a high speed, low power Electrically Erasable and Programmable Read Only Memory organized as 262144 ´8 bits that operates on a single 5 volt power supply. The W27C020M provides an electrical chip erase function.The W27C020M is designed to be used in both 5.0V and 3.3V I/O bus interface enviornment.

FEATURES

· High speed access time: 70/120 nS (max.)

· Read operating current: 30 mA (max.)

· Erase/Programming operating current: 30 mA (max.)

· Standby current: 1 mA (max.)

· Single 5V power supply

· +14V erase/+12V programming voltage

· Fully static operation

· Output level: 5V/3.3V compatible output

· All inputs and outputs directly TTL/CMOS compatible

· Three-state outputs

· Available packages: 32-pin 600 mil DIP and PLCC