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A5358 Datasheet Photoelectric Smoke Detector

Manufacturer: Allegro MicroSystems

Overview: A5358 Photoelectric Smoke Detector with Interconnect and Timer.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The A5358 is a low-current BiCMOS circuit providing all of the required

Key Features

  • Low average standby current for long battery life.
  • Interconnect up to 50 detectors.
  • Piezoelectric horn driver.
  • Low battery detection (all internal).
  • Chamber sensitivity test and alarm.
  • Power-on reset (POR).
  • Internal timer and control for reduced sensitivity mode.
  • Built-in circuits to reduce false triggering.
  • 6 to 12 V operating range.
  • ESD protection circuitry on all pins.

A5358 Distributor