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SA56600-42 System reset for lithium battery backup

SA56600-42 Description

INTEGRATED CIRCUITS SA56600-42 System reset for lithium battery backup Product data Supersedes data of 2001 Apr 24 File under Integrated Circuits, St.
The SA56600-42 is designed to protect SRAM data in computer systems during periods of sagging power supply voltages and power outages.

SA56600-42 Features

* Supply switching at 4.2 VDC threshold (falling supply)
* RESET output
* Both CS and CS outputs available for SRAM control
* During battery back-up operation:
* Low supply current (0.3 µA typical)
* Low input/output voltage drop (0.3 V typical at 100

SA56600-42 Applications

* Memory cards (SRAM)
* PCs, word processors
* FAX machines, photocopiers, office equipment
* Sequence controllers
* Video games and other equipment with SRAM
* SIMPLIFIED SYSTEM DIAGRAM SA56600-42 VCC 8 6 4 VOUT VBATT VCC 3.3 V DETECTION CITCUIT RP

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