Microchip | RE46C180E16F

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

With minimal external components this circuit will provide all the required features for an ionization type smoke detector

Utilizing low power CMOS technology the RE46C180 is designed for use in smoke detectors that comply with Underwriters Laboratory Specification UL217 and UL268.

Features:

• 6 -12 V Operation
• Low Quiescent Current Consumption
• +/- 0.75 pA Detect Input Current
• Guard Outputs for Ion Detector Input
• Programmable Standby Sensitivity
• Programmable HUSH Sensitivity
• Programmable Hysteresis
• Programmable Chamber Voltage for Push to Test / Chamber Test
• Programmable +/-150 mV Low Battery Set Point
• Local Alarm Memory
• Auto Alarm Locate
• Horn Synchronization
• 9 Minute or 80 Second Hush Timer
• Temporal or Continuous Horn Pattern
• Interconnect up to 40 Detectors
• IO Filter and Charge Dump
• 10-Year End of Life Indication