A5348CA Datasheet | Allegro MicroSystems

A5348 Ionization Smoke Detector with Interconnect and Timer Features AND BENEFITS - Low average standby current for long battery life - Interconnect up to 125 detectors - Piezoelectric horn driver - Guard outputs for detector input - Pulse testing for low battery - Power-on reset (POR) - Internal reverse battery protection - Timer (Hush) mode for enabling reduced sensitivity period - Built-in hysteresis reduces false triggering PACKAGE: 16-pin DIP (suffix A): DESCRIPTION The A5348 is a low-current, BiCMOS circuit providing all of the required Features for an ionization-type smoke detector. A networking capability allows as many as 125 units to be interconnected so that if any unit senses...