CDP1822C - 256-Word by 4-Bit LSI Static Random-Access Memory
CDP1822C Features
* Low operating current-8 mA at Voo=5 V and cycle time=1 /is
* Industry standard pinout
* Two Chip-Select inputs-simple memory expansion
* Memory retention for standby battery voltage of 2 V min.
* Output-Disable for common I/O systems
* 3-state data