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HT7612 Datasheet(PDF) 1 Page - Holtek Semiconductor Inc |
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HT7612 Datasheet(HTML) 1 Page - Holtek Semiconductor Inc |
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1 / 20 page  HT7612/HT7612B General Purpose PIR Controller Block Diagram Rev. 1.50 1 February 21, 2011 Features · Operating voltage: 2.7V ~ 5.5V · Standby current typical: HT7612: 17 mA HT7612B: 19 mA · 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 packages General Description The HT7612/HT7612B is PIR controller specifically de- signed to interface to PIR sensors to implement motion sensing application products such as intruder alarms. The controller has the features of PIR sensitivity adjust- ment and a CDS can be connected to the controller for automatic detection. The HT7612/HT7612B is available in low profile NSOP & DIP packages. Applications · PIR light control · Motion detectors · Alarm system · Auto door bells O P 2 O O P 2 N O P 1 O O P 1 N O P 1 P V R E F D T T E S T / S C V D D V S S A m p l i f i e r C i r c u i t C o m p a r a t o r C i r c u i t C o n t r o l C i r c u i t B U Z / L V D B U Z / C D S R E L A Y / L E D T R A I C Z C M O D E S y s t a m O s c i l l a t o r T i m i n g D e l a y L D O & R e f e r a n c e V o l t a g e |
Similar Part No. - HT7612_11 |
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Similar Description - HT7612_11 |
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