The HT12A/E series encoder has capable of encoding information which consists of N address bits and 12N data bits. Each address/data input can be set to one of the two logic states.
Features of HT12A/HT12E 212 Series Of Encoders:
- Operating voltage.
- 2.4V~5V for the HT12A.
- 2.4V~12V for the HT12E.
- Low power and high noise immunity CMOS technology.
- Low standby current: 0.1A (typ.) at VDD=5V.
- HT12A with a 38 kHz carrier for infrared transmission medium..
- Minimum transmission word.
- Four words for the HT12E.
- One word for the HT12A.
- Built-in oscillator needs only 5% resistor.
- Data code has positive polarity.
- Minimal external components.
- Pair with Holteks 212 series of decoders.
- 18-pin DIP, 20-pin SOP package.
Applications of HT12A/HT12E 212 Series Of Encoders:
- Burglar alarm system.
- Smoke and fire alarm system.
- Garage door controllers.
- Car door controllers C.
- Car alarm system.
- Security system.
- Cordless telephones.
- Other remote control systems.
- Robotics projects.
- Electronic projects in AVR/Arduino/Raspberry-pi.
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