CY7C138 Datasheet (Cypress Semiconductor) - 4K x 8/9 Dual-Port Static RAM

CY7C138, 4K x 8/9 Dual-Port Static RAM

The CY7C138 and CY7C139 are high-speed CMOS 4K x 8 and 4K x 9 dual-port static RAMs.

Various arbitration schemes Logic BlockDiagram R/WL CEL OEL 4K x 8/9 Dual-Port Static RAM with Sem, Int, Busy are included on the C

CY7C138 Features

* True Dual-Ported memory cells that allow simultaneous reads of the same memory location

* 4K x 8 organization (CY7C138)

* 4K x 9 organization (CY7C139)

* 0.65-micron CMOS for optimum speed/power

* High-speed access: 15 ns

* Low operating power: ICC =