IS61DDSB251236C, IS61DDSB21M18C - 18Mb DDR-II SIO SYNCHRONOUS SRAM

ISSI

Datasheet Details

Part number	IS61DDSB251236C, IS61DDSB21M18C
Manufacturer	ISSI
File Size	954.42 KB
Description	18Mb DDR-II SIO SYNCHRONOUS SRAM
Datasheet	IS61DDSB21M18C-ISSI.pdf
Note	This datasheet PDF includes multiple part numbers: IS61DDSB251236C, IS61DDSB21M18C. Please refer to the document for exact specifications by model.

The 18Mb IS61DDSB251236C and IS61DDSB21M18C are synchronous, high-performance CMOS static random access memory (SRAM) devices.

512Kx36 and 1Mx18 configuration available.
On-chip delay-locked loop (DLL) for wide data valid window.
Seperate I/O read and write ports.
Synchronous pipeline read with self-timed late write operation.
Double Data Rate (DDR) interface for read and write input ports.
Fixed 2-bit burst for read and write operations.
Clock stop support.
Two input clocks (K and K#) for address and control registering at rising edges only.
Two input clocks (C and.

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Published: Feb 18, 2024 |