A5348 データシートの表示（PDF） - Allegro MicroSystems

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A5348

Ionization Smoke Detector with Interconnect and Timer

Allegro MicroSystems 

A5348

Ionization Smoke Detector

with Interconnect and Timer

Local Smoke Detection/Test Alarm Condition

Test event

tosc( al arm)

OSC CAP Pin

Internal Clock

Smoke Sample

LED Pin

tw(osc)

Smoke Sample

Smoke Chamber

LED Pin

Horn Enable

I/O Pin

6 clock cycles

VDETECTIN < V SENSITIVITYSET (smoke)

tled3

LED on

ton( horn)

toff(horn)

tw(led)

tr (i o)

(Output)

(no smoke )

LED off (high-Z)

Remote Alarm Condition

tosc( al arm)

OSC CAP Pin

Internal Clock

I/O Pin

LED Pin

Horn Enable

ton( horn)

tw( osc)

toff(horn)

I/O Pin

(Input)

LED off (high-Z)

Allegro MicroSystems, Inc.

8

115 Northeast Cutoff

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

1.508.853.5000; www.allegromicro.com

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