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RE46C122

Part Number	RE46C122
Manufacturer	Microchip
Description	CMOS Ionization Smoke Detector ASIC
Published	Dec 1, 2016
Detailed Description	R&E International A Subsidiary of Microchip Technology Inc. RE46C122 CMOS Ionization Smoke Detector ASIC with Interconne...
Datasheet	RE46C122 PDF File

Overview

R&E International A Subsidiary of Microchip Technology Inc.
RE46C122 CMOS Ionization Smoke Detector ASIC with Interconnect and Timer Mode Product Specification General Description The RE46C122 is low power CMOS ionization type smoke detector IC.
With few external components this circuit will provide all the required features for an ionization type smoke detector.
An internal oscillator strobes power to the smoke detection circuitry for 10.
5mS every 1.
66 seconds to keep standby current to a minimum.
A check for a low battery condition is performed every 40 seconds when in standby.
The temporal horn pattern supports the NFPA 72 emergency evacuation signal.
An interconnect pin allows multiple ...

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