Description
A5348 Ionization Smoke Detector with Interconnect and Timer .
The A5348 is a low-current, BiCMOS circuit providing all of the required features for an ionization-type smoke detector.
Features
* ▪ 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 peri
Applications
* The A5348 is supplied in a low-cost 16-pin dual in-line plastic package (DIP). It is rated for continuous operation over the temperature range of
* 10°C to 60°C. The Pb (lead) free version (suffix
* T) has 100% matte tin leadframe plating. Not to scale
Typical Application
50 kΩ To
