Now first of all let ht12d datasheet acquaint you about these two integrated circuits. Ht12d is a 2 12 series decoder ic integrated circuit for remote control applications manufactured by holtek. Pdf ht12aht12e ht12a ht12e ht12a 38khz 18pin 20pin pin diagram encoder ht12e pin diagram ht12e encoder diagram and operation of rf encoder ht12e ht12e ic ht12e pin diagram encoder ht12e using. Ht12e holtek datasheet and cad model download octopart. Datavtoscillator datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. Hotek ht12e dip18 ic remote encoder irish electronics. The content and s of the attached material are the property of its owner. In ht12d datasheet above circuit i datssheet set the 8bit address data. Ht12d18dip datasheet, cross reference, circuit and application notes in pdf format. Ht12d is a series decoder ic for remote control applications manufactured by holtek. Ht12e simply converts 12 bit parallel data in to serial output which can be transmitted through a rf transmitter.
Would you like to with the help of our friends ht12e encoder and ht12d decoder and a. Available in dip and so package car security system garage door controller. Ht12e rf encoder ic pinout, application, examples, and. Ht12e equivalent datasheet, cross reference, circuit and application notes in pdf.
It is commonly used for radio frequency rf wireless applications. This cycle will repeat itself as long as the transmission enable te or d2d11 is held low. It is a 12bit decoder that uses 8bits for address and 4 for data. Holtek ht12e ic, remote control encoder, dip18 currently unavailable. Dual operational amplifiers, dip8 datasheet, dip8 circuit, dip8 data sheet. Etc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors.
Ht12e and ht12d encoderdecoder ic pair invent electronics. It is available in 18 pin dip dual inline package and 20 pin sop small outline package as given below. The information appearing in this data sheet is believed to be accurate at the time of publication. Minimum transmission word four words for the ht12e one word for the ht12a builtin oscillator needs only 5% resistor data code has positive polarity minimal external components 18pin dip20pin sop package. Ht12aht12e212 series of encodersselection tablefunction addressno. Pdf ht12a ht12e ht12a ht12e ht12a 38khz 18 pin 20pin pin diagram encoder ht12e pin diagram ht12e encoder diagram and operation of rf encoder ht12e ht12e ic ht12e pin diagram encoder ht12e using. They are capable of encoding information which consists of n address bits and 12n data bits. They are paired with series of decoders for use in. This is cmos lsi for remote control system applications. Of this series, the ht12d is arranged to provide 8 address bits and 4 data bits, and ht12f is used to decode 12 bits of address information.
Series of encoders, ht12e datasheet, ht12e circuit, ht12e data sheet. Dip sop dip sop ht12d 4 8 v ht12ab 18 20 18 20 ht12e 18 20 ht12f 0 12 v ht12ab 18 20 18 20 ht12e 18 20 addressdata sequence the following table provides a addressdata sequence for various models of the 2 12 series of decoders. It is capable of encoding information which consists of n address bits and 12n data bits. Ht12e holtek encoder, 212 series, cmos newark electronics. Holtek, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Dip8 datasheetpdf list of unclassifed manufacturers. Ht12e is an encoder ic for rf and ir modules mostly. Rf transmitter with ht12e encoder ht12e 18 pin ic ht12e ht12e. Buy ht12e holtek, learn more about ht12e series of encoders, view the manufacturer, and stock, and datasheet pdf for the ht12e at jotrin electronics.
Rf transmitter 433mhz and receiver using ht12e ht12d. The programmed addressesdata are transmitted together with header bits via an rf or an infrared transmission medium upon receipt. The capability to select a te trigger on the ht12e or a data trigger on the ht12a. Four words for the ht12e one word for the ht12a builtin oscillator needs only 5% resistor data code has positive polarity minimal external components pair with holteks2 series of decoders 18 pin dip, 20pin sop package applications burglar alarm system smoke and fire alarm system garage door controllers car door controllers car alarm system. Oscillator trigger datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. Ht12e encoder ic for remote control systems datasheet. Four words for the ht12e one word for the ht12a builtin oscillator needs only 5% resistor data code has positive polarity minimal external components pair with holtek s2 series of decoders 18pin dip, 20pin sop package applications burglar alarm system smoke and fire alarm system garage door controllers car door controllers car alarm system. Functional description operation the 212 series of encoders begins a 4 word transmission cycle upon receipt of a transmission enable te for the ht12e or d2d11 for the ht12abc, active low. This can be used in most of the remote control applications. These two ics together form an encoder and decoder pair. Rf and ir modules can interface with microcontrollers directly which requires a little bit complex programming.
By using the paired ht12e encoder and ht12d decoder we can transmit 12 bits of parallel data serially. Ht12e and decoder ht12d diagram and operation of rf decoder ht12d ht12d connection diagram decoder ht12d encoder ht12e ht12d infrared ht12d data sheet. Dip sop dip sop ht12d 4 8 ht12a ht12e 18 20 18 20 ht12f 0 12 ht12a ht12e 18 20 18 20 addressdata sequence the following table provides addressdata sequence for various models of the 212 series of decoders. Ht12dht12f212 series of decodersselection tablefunctionaddressno. Each addressdata input can be set to one of the two logic states. Ht12e is a 2 12 series encoder ic integrated circuit for remote control applications. A correct device should be chosen according to the requirements of individual addresses and data. Remote control encoder ic online from elcodis, view and download ht12e pdf datasheet, specialized specifications.
Data bits output type package pt2272 s18 none dip so pt2272al2 s18 2 latch dip so. Ht12e encoder ic can be used only with its pair ht12d. Ht12d datasheet111 pages holtek 212 series of decoders. Complete technical details can be found at the ht12d datasheet given at the end of this page. Ht12e 18 20 18 20 addressdata sequence the following table provides addressdata sequence for various models of. Four words for the ht12e one word for the ht12a builtin oscillator needs only 5% resistor data code has positive polarity minimal external components pair with holteks2 series of decoders 18pin dip, 20pin sop package applications burglar alarm system smoke and fire alarm system garage door controllers car door controllers car alarm system.
1042 989 530 1296 907 1209 1164 656 983 1228 1436 504 1441 1159 1325 1157 897 831 1174 273 300 1503 760 1172 1380 782 24 204 1386