CMOS Photoelectric Smoke Detector ASIC with ... - Microchip
CMOS Photoelectric Smoke Detector ASIC with ... - Microchip
CMOS Photoelectric Smoke Detector ASIC with ... - Microchip
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RE46C140<br />
<strong>CMOS</strong> <strong>Photoelectric</strong> <strong>Smoke</strong> <strong>Detector</strong> <strong>ASIC</strong> <strong>with</strong> Interconnect R&E International<br />
and Timer Mode A Subsidiary of <strong>Microchip</strong> Technology Inc.<br />
Product Specification<br />
Oscillator<br />
Internal Clock<br />
STROBE<br />
IRED<br />
LED<br />
LED<br />
Horn<br />
T POSC<br />
T PWOSC<br />
T ON1<br />
Timing Diagrams<br />
Standby, No Alarm (not to Scale)<br />
T ON2<br />
T PLED1<br />
T PER1<br />
Low Supply or Chamber Test Failure<br />
Low BatteryTest T HON3<br />
Low BatteryWarning Chirp Low Battery Warning Chirp<br />
Chamber Test and Warning is Offset from Low Battery Test and Warning by 21.5 Seconds.<br />
T HOF3<br />
2009 © <strong>Microchip</strong> Technology Inc. DS22179A-page 11