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HT7612 - General Purpose PIR Controller

General Description

The HT7612/HT7612B is PIR controller specifically designed to interface to PIR sensors to implement motion sensing application products such as intruder alarms.

Key Features

  • Operating voltage: 2.7V ~ 5.5V.
  • Standby current typical: HT7612: 17mA HT7612B: 19mA.
  • CDS input.
  • CDS debounce time: HT7612: 15~20 seconds HT7612B: < 3 seconds.
  • High noise immunity.

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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.

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HT7612/HT7612B General Purpose PIR Controller Features · Operating voltage: 2.7V ~ 5.5V · Standby current typical: HT7612: 17mA HT7612B: 19mA · CDS input · CDS debounce time: HT7612: 15~20 seconds HT7612B: < 3 seconds · High noise immunity Applications · PIR light control · Motion detectors · 40 second power-on delay · 10 second high speed warm-up for test mode · 1~3783 second adjustable PIR turn on time. · Output drive for Relay, TRIAC and LED · Output drive buzzer alarm · Low voltage detector · Override function · 16-pin DIP/NSOP packages · Alarm system · Auto door bells General Description The HT7612/HT7612B is PIR controller specifically designed to interface to PIR sensors to implement motion sensing application products such as intruder alarms.