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CY7C197BN: 256-Kb (256 K × 1) Static RAM | Cypress Semiconductor

CY7C197BN: 256-Kb (256 K × 1) Static RAM

Last Updated: 
Aug 31, 2015

This product datasheet is no longer supported by Cypress. We have a new product family called CY7C199D, which we recommend in its place. Please click here or contact your local sales representative for more information.

256-Kb (256 K × 1) Static RAM


  • 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 compatible inputs and outputs
  • Available in 24-pin DIP and 24-pin SOJ

General Description

The CY7C197BN 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.