MC14468 Overview
MOTOROLA SEMICONDUCTOR TECHNICAL DATA Freescale Semiconductor, Inc. Order this document by MC14468/D MC14468 Low Power CMOS Ionization Smoke Detector IC with Interconnect The MC14468, when used with an ionization chamber and a small number of external ponents, will detect smoke. When smoke is sensed, an alarm is sounded via an external piezoelectric transducer and internal drivers.