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IDT70V639S

Integrated Device Technology
Part Number IDT70V639S
Manufacturer Integrated Device Technology
Description HIGH-SPEED 3.3V 128K x 18 ASYNCHRONOUS DUAL-PORT STATIC RAM
Published Apr 4, 2005
Detailed Description HIGH-SPEED 3.3V 128K x 18 ASYNCHRONOUS DUAL-PORT STATIC RAM x PRELIMINARY IDT70V639S Features True Dual-Port memory ce...
Datasheet PDF File IDT70V639S PDF File

IDT70V639S
IDT70V639S

Overview
HIGH-SPEED 3.
3V 128K x 18 ASYNCHRONOUS DUAL-PORT STATIC RAM x PRELIMINARY IDT70V639S Features True Dual-Port memory cells which allow simultaneous access of the same memory location High-speed access – Commercial: 10/12/15ns (max.
) – Industrial: 12/15ns (max.
) Dual chip enables allow for depth expansion without external logic IDT70V639 easily expands data bus width to 36 bits or more using the Master/Slave select when cascading more than one device M/S = VIH for BUSY output flag on Master, M/S = VIL for BUSY input on Slave Busy and Interrupt Flags On-chip port arbitration logic Full on-chip hardware support of semaphore signaling between ports UBL LBL x x x x x x x x x x x x x x...


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