Datasheet Microchip RE46C180E16F

RE46C180
CMOS Programmable Ionization Smoke Detector ASIC with
Interconnect, Timer Mode and Alarm Memory
Features Description The RE46C180 is a next generation low power, CMOS
ionization-type, smoke detector IC. With minimal external components, this circuit will provide all the required
features for an ionization-type smoke detector. 6 – 12V Operation
Low Quiescent Current Consumption
Programmable Standby Sensitivity
Programmable HUSH Sensitivity
Programmable Hysteresis
Programmable Chamber Voltage for Push-to-Test
(PTT) and Chamber Test
Programmable В±150 mV Low Battery Set Point
Internal Ionization Chamber Test
Internal Low Battery Test
Internal Power-On Reset and Power-up Low
Battery Test
Alarm Memory
Auto Alarm Locate
Horn Synchronization
IO Filter and Charge Dump
Smart Interconnect
Interconnect up to 40 Detectors …