W27C520 - 64K x 8 ELECTRICALLY ERASABLE EPROM
The W27C520 is a high speed, low power Electrically Erasable and Programmable Read Only Memory organized as 65,536 × 8 bits.
It includes latches for the lower 8 address lines to multiplex with the 8 data lines.
To cooperate with the MCU, this device could save the external TTL component, also cost a
W27C520 Features
* High speed access time: 70/90 nS (max.)
* Read operating current: 8/20 mA (max.)
* Erase/Programming operating current 30 mA (max.)
* Standby current: 20/100 µA (max.)
* Unregulated battery power supply range, 3.0V to 3.6V and 4.5V to 5.5V
* +13V era
