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DS1250W

Part Number	DS1250W
Manufacturer	Dallas Semiconducotr
Description	3.3V 4096k Nonvolatile SRAM
Published	Sep 27, 2006
Detailed Description	www.DataSheet4U.com DS1250W 3.3V 4096k Nonvolatile SRAM www.dalsemi.com FEATURES PIN ASSIGNMENT 10 years minimum dat...
Datasheet	DS1250W PDF File

Overview

www.
DataSheet4U.
com DS1250W 3.
3V 4096k Nonvolatile SRAM www.
dalsemi.
com FEATURES PIN ASSIGNMENT 10 years minimum data retention in the A18 VCC 32 1 absence of external power A16 31 A15 2 A14 A17 30 3 Data is automatically protected during power 29 4 WE A12 loss A13 A7 28 5 Replaces 512k x 8 volatile static RAM, A6 27 6 A8 A5 A9 26 7 EEPROM or Flash memory A11 A4 25 8 Unlimited write cycles OE A3 24 9 Low-power CMOS A10 A2 23 10 CE A1 Read and write access times as fast as 150 ns 22 11 21 12 DQ7 A0 Lithium energy source is electrically 13 20 DQ6 DQ0 disconnected to retain freshness until power is 19 14 DQ5 DQ1 applied for the first time DQ2 15 18 DQ4 Optional industrial temperature range ...

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