EM565161 sram equivalent, 512k x 16 low power sram.
* Single Power Supply Voltage, 2.3 ~ 3.6 V
* Power Down Features Using CE1#, CE2, LB# and UB#
* Low Power Dissipation
* Data retention Supply Voltage: 1.0.
where high speed, low power and battery backup are required. And, with a guaranteed operating range from
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