The is a slow speed, low power CMOS static RAM organized × 8 bits that operates on a single 5-volt power supply. This device is manufactured using Winbond's high performance CMOS technology.
Low power consumption: - Active: 325 mW (max.) - Standby: 75 µW (max.) (LL-version) 150 µW (max.) (L-version) Access time: 70 nS (max.) Single +5V power supply Fully static operation
All inputs and outputs directly TTL compatible Three-state outputs Battery back-up operation capability Data retention voltage: 2V (min.) Packaged 28-pin 330 mil SOP, standard type one TSOP mm )