A5348 查看數據表（PDF） - Allegro MicroSystems

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产品描述 (功能)

生产厂家

A5348

Ionization Smoke Detector with Interconnect and Timer

Allegro MicroSystems 

A5348

Ionization Smoke Detector

with Interconnect and Timer

Standby Mode

OSC CAP Pin

Internal Clock

Smoke Sample

Low Battery Test

LED Pin

Timing Diagrams

(Not to scale)

Test event

tosc

tw( osc)

tled1

LED off (high-Z)

LED on

tw( l ed)

Timer Mode

Internal Clock

TIMER START Pin

TIMER OUT Pin

LED Pin

Horn Enable

tosc

tw(osc)

ttimer

Output off (High Z)

tled2

LED off (high-Z)

tw( l ed)

LED on

Low Battery Condition

VDD Pin

Low Battery Test

LED Pin

LED off (high-Z)

Horn Enable

(Low battery)

tled1

thorn

tw( horn)

tw(led)

LED on

Allegro MicroSystems, Inc.

7

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

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