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RE46C166 - CMOS Photoelectric Smoke Detector ASIC

Download the RE46C166 datasheet PDF. This datasheet also covers the RE46C165 variant, as both devices belong to the same cmos photoelectric smoke detector asic family and are provided as variant models within a single manufacturer datasheet.

General Description

The RE46C165/6/7/8 devices are low-power, CMOS photoelectric type, smoke detector ICs.

Key Features

  • Temporal Horn Pattern or Continuous Tone.
  • Alarm Memory.
  • Sensitivity Control Times: - 9 minutes (RE46C165/6) - 1.2 minutes (RE46C167/8).
  • I/O Filter and Charge Dump.
  • Interconnect up to 40 Detectors.
  • Internal Power-on Reset (POR).
  • >2000V ESD Protection (HBM) on All Pins.
  • Low Quiescent Current Consumption (.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (RE46C165_MicrochipTechnology.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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RE46C101 Piezoelectric Horn Driver and LED Driver ETC
RE46C102 CMOS Dual H-Bridge Driver R & E International

Other Datasheets by Microchip Technology

Part Number Description
RE46C162 CMOS Ionization Smoke Detector ASIC
RE46C163 CMOS Ionization Smoke Detector ASIC
RE46C165 CMOS Photoelectric Smoke Detector ASIC
RE46C167 CMOS Photoelectric Smoke Detector ASIC
RE46C168 CMOS Photoelectric Smoke Detector ASIC

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
RE46C165/6/7/8 CMOS Photoelectric Smoke Detector ASIC with Interconnect, Timer Mode and Alarm Memory Features • Temporal Horn Pattern or Continuous Tone • Alarm Memory • Sensitivity Control Times: - 9 minutes (RE46C165/6) - 1.2 minutes (RE46C167/8) • I/O Filter and Charge Dump • Interconnect up to 40 Detectors • Internal Power-on Reset (POR) • >2000V ESD Protection (HBM) on All Pins • Low Quiescent Current Consumption (<8 µA) • Internal Low Battery Detection and Chamber Test • RoHS Compliant Lead-Free Packaging Description The RE46C165/6/7/8 devices are low-power, CMOS photoelectric type, smoke detector ICs. With minimal external components, these circuits will provide all the required features for a photoelectric type smoke detector.