RE46C146 데이터 시트보기 (PDF) - Microchip Technology

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RE46C146

CMOS Photoelectric Smoke Detector ASIC with Intelligent Interconnect and Timer Mode

Microchip Technology 

RE46C146

CMOS Photoelectric Smoke Detector ASIC with

Intelligent IO and Timer Mode

Product Specification

Timing Diagrams

R&E International

A Subsidiary of Microchip Technology Inc.

Oscillator

Internal Clock

STROBE

IRED

TPOSC TPWOSC

TON1

LED

LED

Horn

Low BatteryTest

Low BatteryWarning Chirp

Standby, No Alarm (not to scale)

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.

DS22176A-page 11

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