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CY62256
256K (32K x 8) Static RAM
Features
Functional Description [1]
z Temperature Ranges
The CY62256 is a high-performance CMOS static RAM
-Commercial:0 to 70
organized as 32K words by 8 bits. Easy memory expansion is
-Industrial: -40 to 85
provided by an active LOW output enable ( ) and active LOW
-Automotive: -40 to 125
output enable ( ) and three-state drives. This device has an
z High speed: 55ns and 70 ns
automatic power-down feature, reducing the power consumption
z Voltage range : 4.5V –5.5V operation z Low active power (70ns, LL version, Com’l and Ind’l)
-275mW (max) z Low standby power (70ns,LL Version, Com’l and Ind’l)
-28 µW (max.)
by 99.9% when deselected.
An active Low write enable signal ( ) controls the
writing/reading operation of the memory.
CY62256 Datasheet
