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Datasheet Microchip RE46C180S16F

Part NumberRE46C180S16F

The RE46C180 is a next generation low power programmable CMOS ionization type smoke detector IC


  • Download » Datasheet PDF, 872 Kb, Revision: 09-14-2011
    RE46C180 - CMOS Programmable Ionization Smoke Detector ASIC with Interconnect, T
    Docket ↓
    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 ...



Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)




Alarm InterconnectYes
Horn Driver Alarm PatternNFPA Temporal or Continuous Tone
Low Battery DetectYes
Operating Temperature-10 to 60 °C
Operating Temperature Range-10 to +60 °C
Powerup Low Battery TestYes
Reverse Battery ProtectionNo
Sensitivity TimerYes

Eco Plan


Moldel Line

Series: RE46C180 (4)

Manufacturer's Classification

  • CO and Smoke Detection > CO and Smoke Detector ICs > Ionization Smoke Detector ICs
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