IDT70V631S Datasheet - IDT

IDT70V631S HIGH-SPEED 3.3V 256K x 18 ASYNCHRONOUS DUAL-PORT STATIC RAM

HIGH-SPEED 3.3V 256K x 18 ASYNCHRONOUS DUAL-PORT STATIC RAM True Dual-Port memory cells which allow simultaneous access of the same memory location High-speed access Commercial: 10/12/15ns (max.) Industrial: 12ns (max.) Dual chip enables allow for depth expansion without www.DataSheet4U.com external logic IDT70V631 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 outpu.

IDT70V631S Features

* Fully asynchronous operation from either port Separate byte controls for multiplexed bus and bus matching compatibility Supports JTAG features compliant to IEEE 1149.1

* Due to limited pin count, JTAG is not supported on the 128-pin TQFP packa

IDT70V631S_IDT.pdf