Datasheet Summary
256-Kbit (256 K × 1) Static RAM
256-Kb (256 K × 1) Static RAM
Features
- Fast access time: 15 ns
- Wide voltage range: 5.0 V ± 10% (4.5 V to 5.5 V)
- CMOS for optimum speed and power
- TTL patible inputs and outputs
- Available in 24-pin DIP and 24-pin SOJ
Logic Block Diagram
Input Buffer
General Description
The CY7C197BN[1] is a high performance CMOS Asynchronous SRAM organized as 256 K × 1 bits that supports an asynchronous memory interface. The device Features an automatic power down feature that significantly reduces power consumption when deselected. See the Truth Table on page 10 for a plete description of Read and Write modes. The CY7C197BN is available in 24-pin...
