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CAT1161 Timer Datasheet PDF

Precision Reset Controller and Watchdog Timer

Precision Reset Controller and Watchdog Timer

 

 

 

Part Number CAT1161
Description Precision Reset Controller and Watchdog Timer
Feature CAT1161, CAT1162 Supervisory Circuits w ith I2C Serial CMOS EEPROM, Precision R eset Controller and Watchdog Timer (16K ) Description The CAT1161/2 is a compl ete memory and supervisory solution for microcontroller−based systems.
A ser ial EEPROM memory (16K) with hardware m emory write protection, a system power supervisor with brown out protection an d a watchdog timer are integrated toget her in low power CMOS technology.
Memor y interface is via an I2C bus.
The 1.
6 second watchdog circuit returns a sys tem to a known good state if a software or hardware glitch halts or “hangs the system.
The CAT1 .
Manufacture ON Semiconductor
Datasheet
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CAT1161

 

 

 


 

 

 

Part Number CAT1161
Description Precision Reset Controller and Watchdog Timer
Feature CAT1161/2 (16K) Supervisory Circuits wit h I2C Serial CMOS EEPROM, Precision Res et Controller and Watchdog Timer FEATU RES s Watchdog monitors SDA signal (CAT 1161) s 400kHz I C bus compatible s 2.
7 V to 6.
0V operation s Low power CMOS te chnology s 16-Byte page write buffer s Built-in inadvertent write protection 2 s Active high or low reset — Preci sion power supply voltage monitor — 5 V, 3.
3V and 3V systems — Five thresho ld voltage options s 1,000,000 Program/ Erase cycles s Manual Reset s 100 Year data retention s 8-pin DIP or 8-pin SOI C s Commercial and industrial temperatu re ranges — VCC loc .
Manufacture Catalyst Semiconductor
Datasheet
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