RE46C145 Series

Temporal Horn Pattern, Detector Interconnect, Low Battery Detect, Hush Timer

Catalog

Temporal Horn Pattern, Detector Interconnect, Low Battery Detect, Hush Timer

Part	Input Type	Type	Operating Temperature [Min]	Operating Temperature [Max]	Supplier Device Package	Current - Supply	Mounting Type	Package / Case [x]	Package / Case	Package / Case [y]
Microchip Technology RE46C145SW16TF	Photoelectric	Smoke Detector	-25 °C	75 ░C	16-SOIC	4 µA	Surface Mount	0.295 in	16-SOIC	7.5 mm

Catalog

Temporal Horn Pattern, Detector Interconnect, Low Battery Detect, Hush Timer

Key Features

• * Internal Power On Reset

• * Low Quiescent Current Consumption

• * Available in 16L PDIP or 16L N SOIC

• * ESD Protection on all Pins

• * Interconnect up to 40 Detectors

• * 10 Minute Timer for Sensitivity Control

• * Temporal Horn Pattern

• * Internal Low Battery and Chamber Test

• * Compatible with Allegro A5366

• * Alternate Diagnostic Mode

• * Available in Standard Packaging or RoHS Compliant Pb Free Packaging

Description

The RE46C145 is low power CMOS photoelectric type smoke detector IC. With minimal external components this circuit will provide all the required features for a photoelectric type smoke detector. It has low quiescent current, temporal horn pattern, and can connect up to 40 detectors using the built-in alarm IO.