This series of asynchronous silicon gate CMOS static RAM operates on a single 5V power supply and is designed for easy use in applications requiring battery back-up. Two chip select inputs are available to provide the minimum standby current with battery back-up.
Single 5V power supply
External clock and refresh operation not required
Data can be held with 2V supply voltage
All inputs and outputs are directly TTL compatible
All outputs are 3-state with OR-tie capability
Easy expansion of memory capacity with chip select signal