212 Series of Decoders
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
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Address/Data number combination - 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 components
Applications
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Burglar alarm system Smoke and fire alarm system Garage door controllers Car door controllers
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Car alarm...