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

R&E International

A Subsidiary of Microchip Technology Inc.

Timing Diagrams (continued)

STROBE

IRED

LED

Local Alarm Timing (not to scale)

TPER2

TPLED2

Horn

IO

No Alarm

Smoke Alarm Horn Temporal Pattern (not to scale)

Local Alarm

THON1

THOF1

THOF2

TIODLY1

CO Alarm Horn Temporal Pattern (not to scale)

THON3

Remote CO Alarm

THOF4

THOF5

Horn

TIOPW 1

IO

Notes:

TIOTO1

1. Smoke is not sampled when the horn is active. Horn cycle is self completing in local alarm.

2. Low battery warning chirp is suppressed in local or remote alarm

3. IO Dump active only in local alarm, inactive if external alarm

No Alarm

© 2009 Microchip Technology Inc.

DS22176A-page 12

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