Datasheet Details
Part number:
DS1249AB, DS1249Y
Manufacturer:
File Size:
208.44 KB
Description:
2048k nonvolatile sram.
Note:
This datasheet PDF includes multiple part numbers: DS1249AB, DS1249Y.
Please refer to the document for exact specifications by model.
DS1249AB, DS1249Y, 2048k Nonvolatile SRAM
A0 - A17 - Address Inputs DQ0 - DQ7 - Data In/Data Out CE - Chip Enable WE - Write Enable OE - Output Enable VCC GND - Power (+5V) - Ground NC - No Connect DESCRIPTION The DS1249 2048k Nonvolatile SRAMs are 2,097,152-bit, fully static, nonvolatile SRAMs organized as 262,144 words by 8 bit
DS1249AB Features
* 10 years minimum data retention in the absence of external power
* Data is automatically protected during power loss
* Unlimited write cycles
* Low-power CMOS operation
* Read and write access times of 70 ns
* Lithium energy source is electrically disconnected to retain fre
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