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
CY7C139 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 =
CY7C138-CypressSemiconductor.pdf
Datasheet Details
CY7C139, CY7C138
Cypress Semiconductor
355.91 KB
4k x 8/9 dual-port static ram.
This datasheet PDF includes multiple part numbers: CY7C139, CY7C138.
Please refer to the document for exact specifications by model.
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