Description
IS61DDB44M18A IS61DDB42M36A 4Mx18, 2Mx36 72Mb DDR-II (Burst 4) CIO SYNCHRONOUS SRAM JANUARY 2015 .
The 72Mb IS61DDB42M36A and IS61DDB44M18A are synchronous, high-performance CMOS static random access memory (SRAM) devices.
Features
* 2Mx36 and 4Mx18 configuration available.
* On-chip delay-locked loop (DLL) for wide data valid
window.
* Common I/O read and write ports.
* Synchronous pipeline read with late write operation.
* Double Data Rate (DDR) interface for read and
write input ports.
* Fixed 4-bit
Applications
* where the failure or malfunction of the product can reasonably be expected to cause failure of the life support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such applications unless Integrated Silicon Solution, Inc. receives written assurance
