HT12D is a series decoder IC for remote control applications manufactured by Holtek. It is commonly used for radio frequency (RF) applications. Download. HT12D. 8. 4. L. Ö. RC oscillator. DIN active ²Hi². 18DIP, 20SOP. HT12F. 0 Holtek¢s series of encoders (refer to the encoder/de- . C o n tro l L o g ic The information appearing in this Data Sheet is believed to be accurate at the . HT12DDIP Ic-remote Control Decoder Features. Operating voltage: V~12V Low power and high noise immunity CMOS technology Low standby current.

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A basic circuit diagram for the HT12D IC is shown below In the above circuit I have set the 8-bit address data as 0b, by connecting all address pins to ground. The serial input data is compared with the local addresses three times continuously. These two ICs together form an Encoder and Datasheey pair. These are the 8-bit address bits, jc is used to protect your data. Can be used in Home automation for short range remote switching Safety systems like Burglar alarm system, Smoke or Fire dfcoder system etc.

Buy 15 or more pieces to get Free Shipping Option Availability: Choosing Motor For Robots. The IC is should be powered by 5V pin 18 and the ground pin pin 9 is grounded. The Decoder receive the serial address and data from its corresponding decoder, transmitted by a carrier using an RF transmission medium and gives output to the output pins after processing the data.


It is not mandatory to use it. For decoding a data the IC will requires an oscillator decodder, luckily this Datasheeet has one in-built. If any valid data is received they can be obtained from these four pins. What is Web Browser. TB Stepper Motor Driver 4. Easy to Use, Versatile Robotics Kits Valid transmission; active high. The IC has a built in oscillator. The 4-bit data that is received can be obtained on pins AD0 to AD1 and an address of 8-bit has to be set using the pins A0 to A7.

This pin powers the IC should use only 5V. This pin will go high when a data is received.

The data on 4 bit latch type output pins remain unchanged until new is received. Supply voltage; 5V 2. They are capable of Encoding 12 bit of information which consists of N address bits and N data bits. Please submit the url of the better price you saw. They can also be connected to LED to physically view the received data. Ht12x just for reference. SPI Module adtasheet Arduino. HT12D is a decoder integrated circuit that belongs to 2 12 series of decoders.

Actual product may vary from the product photograph displayed above. Skip to main content. Choosing Battery for Robots.

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In simple terms, HT12D converts the serial input into parallel outputs.


HT12D RF Decoder IC Pinout, Details, Equivalent & Datasheet

It is very important that your Decoder should have the same address of that of the encoder. This oscillator can be used by dattasheet these two pins through a 1M Resistor. We should set the bits in same pattern on Encoder and Decoder IC to pair them. Interface SD Card with Arduino. Easy Interface with and RF or an Infrared transmission medium. So if you are working on a project which has to transmit a 4-bit data from one end to other either by wire or wireless then this IC pair will be best suited for you.

Submitted datadheet admin on 27 October It is mainly provided to interface RF and infrared circuits.

HT12D Decoder IC

Thanks a lot for helping us to maintain competitive prices. It decodes the serial addresses and data received by, say, an RF receiver, into parallel data and sends them to output data pins.

They are th12d with 2 12 series of encoders. So out of the bits 8-bits will be used to set address and the remaining 4-bit will be used to transmit data. Be the first to write a review.

This ICs are paired with each other. In the above circuit I have set the 8-bit address data as yt12d, by connecting all address pins to ground.