S7I643684M sram equivalent, 2mx36 & 4mx18 ddrii cio bl4 sram.
* 1.8V+0.1V/-0.1V Power Supply.
* DLL circuitry for wide output data valid window and future fre-
quency scaling.
* I/O Supply Voltage 1.5V+0.1V/-0.1V for 1.5.
The S7I643684M and S7I641884M are 75,497,472-bits DDR Common I/O Synchronous Pipelined Burst SRAMs. They are organized as 2,097,152 words by 36bits for S7I643684M and 4,194,304 words by 18 bits for S7I641884M. Address, data inputs, and all control si.
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