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HT7612/HT7612B -- 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.
The controller has the features of PIR
sensitivity adjustment and a CDS can be connected to the controller
for automatic detection. The HT7612/HT7612B is available in low
profile NSOP & DIP packages.
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Features
- Operating voltage: 2.7V ~ 5.5V
- Standby current typical:
HT7612: 17uA
HT7612B: 19uA
- CDS input
- CDS debounce time:
HT7612: 15~20 seconds
HT7612B: < 3 seconds
- High noise immunity
- 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 package
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Technical Document |
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Other Information
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