CY7C197 Datasheet (Cypress Semiconductor)

CY7C197, 256Kx1 Static RAM

The CY7C197 is a high-performance CMOS static RAM organized as 256K words by 1 bit.

Easy memory expansion is pro- Logic Block Diagram DI Pin Configurations DIP/SOJ Top View INPUT BUFFER A13 A14 A15 A16 A17 A0 A1 A2 A3 A4 A0 A1 A2 A3 A4 A5 A6 A7 A8 DOUT WE GND 1 24 2 23 3 22 4 21 5 20 7C197 6 19 1

CY7C197 Features

* High speed

* 12 ns

* CMOS for optimum speed/power

* Low active power

* 880 mW

* Low standby power

* 220 mW

* TTL-compatible inputs and outputs

* Automatic power-down when deselected vided by an active LOW Chip Enable (CE) and