A5358(1996) 查看數據表（PDF） - Allegro MicroSystems

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A5358
(Rev.:1996)

PHOTOELECTRIC SMOKE DETECTOR WITH INTERCONNECT AND TIMER

Allegro MicroSystems 

5358

PHOTOELECTRIC SMOKE DETECTOR

with INTERCONNECT and TIMER

STANDBY TIMING DIAGRAM

(not to scale)

OSC. CAP

(PIN 12)

INTERNAL

CLOCK

t osc

IRED

(PIN 6)

t ired

t w(ired)

STROBE

(PIN 4)

LED

(PIN 11)

t w(st)

t w(led)

t st

t led

SAMPLE

SMOKE

HORN

ENABLE

WARNING

CHIRP

t horn

NO LOW SUPPLY

CHAMBER SENSITIVITY NORMAL

t w(horn)

LOW SUPPLY OR

DEGRADED SENSITIVITY

WARNING CHIRPS ARE OFFSET

Dwg. WC-008

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