SD3A Datasheet - Supertex

SD3A Ionization Chamber Type Smoke Detector

The SD3A is a CMOS integrated circuit designed for an ionization chamber type smoke detector that directly drives a piezoelectric horn. It satisfies UL217 requirements and is available in a 14-lead plastic DIP. Designed and built for an efficient, low component c.

SD3A Features

* 0 Capable of Directly Driving Piezoelectric Horn 0 Multiple 1/0 Station Capability 0 Low Battery Level Beep Alarm 0 Continuous or Intermittent Alarm 0 LowPower Consumption - 10j.1A Maximum 0 High Noise Immunity CMOS Technology 0 Meets UL217 Requirements 0 Uses Economical Zinc Carbon 9V Battery 0 No

SD3A-Supertex.pdf