The content and copyrights of the attached material are the property of its owner. Distributed by: ✦ HT12E series of Encoders Features. Operating voltage – V~5V for the – V~12V for the HT12E Low power and high noise immunity CMOS Minimum. HT12E Datasheet, HT12E Holtek Encoder Datasheet, buy HT12E Encoder IC.
|Published (Last):||20 October 2014|
|PDF File Size:||20.21 Mb|
|ePub File Size:||2.88 Mb|
|Price:||Free* [*Free Regsitration Required]|
Arduino based GPS receiver. Used for interfacing RF circuits generally MegaHz.
These 12 bits are divided into 8 address bits and 4 data bits. Skip to main content. This IC hasmany applications in short range remote controlling. Thus this helps in setting up oscillations in the IC. An LED can also be connected across this terminal to indicate output.
ht12e ht12d datasheet – ht12e ht12d datasheet
To find out more, including how to control cookies, see here: Can be used in Home automation for short range remote switching Safety systems like Burglar alarm system, Smoke or Fire alarm system etc.
So out of the bits 8-bits will be used to set address and the remaining 4-bit will be used to transmit data. Skip to content Gone are the days when we used to use wires to connect two devices to establish a communication path. This pin outputs the parallel data serially. HT12E begins a 4-word transmission cycle upon receipt of a transmission enable. Pull the Transmission Enable pin pin 14 to ground to activate transmission.
It encodes the 12 bit parallel data into serial for transmission through an RF transmitter. We should set the bits in same pattern on Encoder and Decoder IC to pair them.
HT12E has a transmission enable pin which is active low. In the above circuit I have set the 8-bit address data as 0b, by connecting all address pins to ground.
TL — Programmable Reference Voltage. This oscillator can be used by connecting these two pins through a 1M Resistor. What is Web Browser. The encoded bit can be obtained from the Dout pin pin HT12E is an encoder integrated circuit of 2 12 series of encoders. By continuing to use this website, you agree to their use.
fatasheet This is an CMOS logic integrated circuit encoder. The 4-bit data that has to be sent has to be given to the pins AD0 to AD1 and an address of 8-bit has to be set using the pins A0 to A7. These pins are generally shorted by a resistor. Supply voltage; 5V 2. For decoding a dayasheet the IC will requires an oscillator, luckily this IC has one in-built. It is mainly used in interfacing RF and infrared circuits.
This high-density System-in-Package SiP integrates controller, power switches, and support components.
HT12E Encoder IC
This IC has a total of 18 pinsnine on either sides: This cycle is repeated as long as TE is kept low. In this image I have made all four data bits as zero lowwhen this is decoded we will get the same kind of bits on the output side of HT12D, similarly we can make any changes on these 4-bits and they will be reflected on the output side of the HT12D decoder IC.
This pin has to be connected to Ground 0V to enable the Transmission. This data should be sent to the HT12D for decoding, it can either be sent directly through a wire or by using a wireless medium like RF or IR. A basic connection diagram for the HT12E 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.
Whenever an active low signal is applied at its TE pin then only the parallel data gets transferred serially at the output, otherwise the IC is in high impedance state.