GENERAL DESCRIPTION
The W27E020 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 W27E020 provides an electrical chip erase function.

FEATURES
• High speed access time:
   70/90/120 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
• All inputs and outputs directly TTL/CMOS
   compatible
• Three-state outputs
• Available packages: 32-pin 600 mil DIP and PLCC