RE46C800 Series

Horn Driver, LED Driver, Detector Interconnect, 3.3V Regulator, Boost Regulator

Catalog

Horn Driver, LED Driver, Detector Interconnect, 3.3V Regulator, Boost Regulator

Part	Mounting Type	Operating Temperature [Min]	Operating Temperature [Max]	Supplier Device Package	Current - Supply	Type	Package / Case
Microchip Technology RE46C800SS20	Surface Mount	-10 °C	60 °C	20-SSOP	13.6 µA	Controller	20-SSOP
Microchip Technology RE46C800SS20T	Surface Mount	-10 °C	60 °C	20-SSOP	13.6 µA	Controller	20-SSOP

Catalog

Horn Driver, LED Driver, Detector Interconnect, 3.3V Regulator, Boost Regulator

Key Features

• * Low Quiescent Current

• * Operation from 3 V or 9 V

• * 10V Boost Regulator

• * Horn Driver

• * LED Driver

• * 3.3V Regulated Voltage for Microcontroller Operation

• * ±1mV Input Offset Voltage

• * 200pA Input Leakage Current

• * Rail-to-rail Input and Output

• * 10KHz Gain Bandwidth Product

• * Unity Gain Stable

• * Bidirectional Alarm Interconnect

Description

The RE46C800 is a low power CMOS carbon monoxide detector companion IC. The RE46C800 provides all of the analog, interface, and power management functions for a microcontroller based CO or toxic gas detector. It is intended for use in both 3V and 9V battery or battery-backed applications. It features a high performance operational amplifier, a 3.3V regulator for microcontroller voltage regulation, a boost converter, horn driver circuit suitable for driving a piezoelectric horn, an LED driver, and an I/O circuit for communication with interconnected units.