Datasheet Summary
Features
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Operating voltage: 2.4V~12V Low power and high noise immunity CMOS technology Low standby current Capable of decoding 12 bits of information 12 Pair with Holtek¢s 2 series of encoders Binary address setting Received codes are checked 3 times e e h
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212 Series of Decoders
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- Address/Data number bination
- HT12D: 8 address bits and 4 data bits
- HT12F: 12 address bits only Built-in oscillator needs only 5% resistor Valid transmission indicator Easy interface with an RF or an infrared transmission medium Minimal external ponents
Applications
Burglar alarm system Smoke and fire alarm system Garage door...
