RE46C144 데이터 시트보기 (PDF) - R and E International, Inc.

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RE46C144

CMOS Photoelectric Smoke Detector ASIC with Interconnect and Timer Mode

R and E International, Inc. 

RE46C144

CMOS Photoelectric Smoke Detector ASIC with Interconnect

and Timer Mode

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

STROBE

IRED

LED

LED

Horn

Low BatteryTest

Low BatteryWarning Chirp

TPER1

TON2

TPLED1

Low Supply or Chamber Test Failure

Low Battery Warning Chirp

THON3

THOF3

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

© 2009 Microchip Technology Inc.

DS22180A-page 10

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