RE46C143 데이터 시트보기 (PDF) - Microchip Technology

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RE46C143

CMOS Photoelectric Smoke Detector ASIC with Interconnect

Microchip Technology 

RE46C143

CMOS Photoelectric Smoke Detector ASIC with Interconnect

Product Specification

R&E International

A Subsidiary of Microchip Technology Inc.

Timing Diagrams

Oscillator

Standby, No Alarm (not to scale)

TPOSC TPWOSC

Internal Clock

TON1

TPER1

STROBE

TON2

IRED

TPLED1

LED

LED

Horn

Low Supply or Chamber Test Failure

Low BatteryTest

Low BatteryWarning Chirp

THON3

Low Battery Warning Chirp

THOF3

Chamber Test and Warning is Offset from Low Battery Test and Warning by 21.5 Seconds

© 2009 Microchip Technology Inc.

DS22178A-page 10

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