1 WCMA1016U4X 64K x 16 Static RAM Features • High Speed — 55ns and 70ns availability • Low voltage range — 2.
7V−3.
6V • Ultra-low active power • Low standby power • Easy memory expansion with CE and OE features • Automatic power-down when deselected • CMOS for optimum speed/power and BHE are HIGH).
The input/output pins (I/O0 through I/O15) are placed in a high-impedance state when: deselected (CE HIGH), outputs are disabled (OE HIGH), both Byte High Enable and Byte Low Enable are disabled (BHE, BLE HIGH), or during a write operation (CE LOW, and WE LOW).
Writing to the device is accomplished by taking Chip Enable (CE) and Write Enable (WE) inputs LOW.
If Byte Low Enable (BLE) is LOW, then ...

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