Functional Description

The CY7C197 is a high-performance CMOS static RAM organized as 256K words by 1 bit. Easy memory expansion is provided by an active LOW Chip Enable (CE) and three-state drivers. The CY7C197 has an automatic power-down feature, reducing the power consumption by 75 when deselected.

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