A5303 - Photoelectric Smoke Detector

Product Overview

Allegro

Datasheet Details

Part number	A5303
Manufacturer	Allegro
File Size	706.16 KB
Description	Photoelectric Smoke Detector
Datasheet	A5303 Datasheet
Additional preview pages of the A5303 datasheet.

Product details

Description

The A5303 is a low-current BiCMOS photoelectric smoke detector circuit with ultra-low standby current and can operate for 10 years powered by inexpensive batteries.

Features

Low average standby current allows 10-year battery life.
2.3 to 5.5 V operating range.
Interconnect option.
Logic outputs to control an external sound IC.
Low battery detection and warning.
Chamber sensitivity test and warning.
Triple horn-chirp to distinguish chamber warning.
Power-on reset (POR).
Digital filter on I/O provides significant noise immunity.
Timer (hush) mode for enabling reduced sensitivity period.
Built-in circuits to reduc.

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Published: Dec 1, 2016 |