Functional Description
The CY7C197N is a high-performance CMOS static RAM organized as 256 K words by 1 bit. Easy memory expansion is provided by an active LOW Chip Enable (CE) and three-state drivers. The CY7C197N has an automatic power-down feature, reducing the power consumption by 75% when deselected.

FEATUREs
■ High speed
    ❐ 25 ns
■ CMOS for optimum speed/power
■ Low active power
    ❐ 880 mW
■ Low standby power
    ❐ 220 mW
■ Transistor-transistor logic (TTL)-compatible inputs and outputs
■ Automatic power-down when deselected