Description
Product Overview
HT12E Encoder IC is an integrated circuit that belongs to 212 series of decoders. It is mainly designed to encode parallel data from a microcontroller or other data source into a serial data stream for transmission.
The HT12E can encode 12 bits of parallel data into serial format. This makes it useful for encoding digital data or control signals for transmission over a wireless link.The encoder allows for setting a unique 8-bit address, which can be used to differentiate between multiple receivers in the same environment.The serial data stream, along with the address bits and control bits, can be fed into an RF transmitter module to transmit the data wirelessly.The address bits help in providing a level of security by ensuring that the data is only received by the intended receiver with the corresponding address.The HT12E is designed to be power-efficient, making it suitable for battery-powered remote control applications.
It’s important to refer to the datasheet and application notes for the HT12E Encoder IC for specific usage guidelines and configurations, as these can vary depending on the specific application.
Features of HT12E Decoder IC
- Operating voltage: 2.4V~12V
- Low power and high noise immunity CMOS technology
- Low standby current: 0.1uA at VDD=5V
- Minimum transmission word-Four words for the HT12E
- Built-in oscillator needs only 5% resistor
- Data code has positive polarity
- Minimal external components
- Pair with Holtek’s 212 series of decoders
- 18-pin DIP, 20-pin SOP package
Applications of HT12E Decoder IC
- Burglar alarm system
- Smoke and fire alarm system
- Garage door controllers
- Car door controllers
- Car alarm system
- Security system
- Cordless telephones
- Other remote control systems
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