Ta7642 am radio ic components datasheet pdf data sheet free from datasheet data sheet search for integrated circuits ic. Use pdf download to do whatever you like with pdf files on the web and regain control. Ta7642 datasheet, ta7642 pdf, ta7642 data sheet, ta7642 manual, ta7642 pdf, ta7642. This ic has many equivalents such as cd7642, utc7642, and lmf501. The receiver circuitry as presented here can be built. Mk484 pdf the mk484 is a monolithic integrated circuit designed in a to92 package for use as a one chip radio solution, high sensitivity and high quality. It is a high sensitivity and high quality ic, it has only three leads and comes in to92 package and require only few external parts because all the necessary circuitry like rf amplifier. When i have time ill look forward to a solution to repost the collection of diagrams in that post. Danny you used it purely as an if amplifier without making use of the detector. Making a simple am radio first experiences with radio frequency circuits. Zn414z, zn415e, zn416e am radio receivers features single cell operation 1. Lm386 low voltage audio power amplifier datasheet rev. Ta7642 toshiba discrete semiconductors jotrin electronics.
Etc2 am radio ic,alldatasheet, datasheet, datasheet search site for electronic components and. To92 datasheet search, datasheets, datasheet search site for electronic components and. A simpletobuild superhet receiver electronic design. Another simple mk484ta7642 radio the radioboard forums. Rapid electronics ltd data sheet mk484 radio ic description the mk484 is a monolithic integrated circuit designed in a to92 package for use as a one chip radio solution, high sensitivity and high quality am radio is possible with very few external components. Simple am radio circuit using ta7642 ic circuit diagram. Ta7642 etc datasheet pdf data sheet free datasheets data sheet search for integrated circuits ic, semiconductors and other electronic components such as resistors,capacitors, transistors and diodes. Most of the mk484 ta7642 circuits ive found use the recommended circuit shown on page 9 of the zn414z data sheet. Many designs using an sa612 as local oscillator mixer and the zn414 ta7642 have been published on the internet. Ta7642 datasheet pdf am radio ic to92, ta7642 pdf, ta7642 pinout, equivalent, ta7642 data, ta7642 circuit, output, ic, ta7642 schematic, ta7642 manual. Make your own rocket radio with the ta7642 when my mom was a kid she owned a rocket radio, which was type of trf crystal radio that was a popular kids toy in the 50s and 60s. Low quiescent current bridge or stereo configuration description the tda2822m is a monolithic integrated circuit in 8 lead minidip package.
If this web page were a radio magazine from the 1930s it would say you can take it camping, or take it on your bicycle. Resources a comprehensive set of development tools, application notes and datasheets are available for download on. Ta7642 pdf, ta7642 description, ta7642 datasheets, ta7642. Types mk484 and ys414 are identical to the zn414 in terms of performance and can be regarded as a direct equivalent. Basically it consists of a ta7642 integrated circuit that is constructed using discrete components i. Here is a schematic of a good quality am radio receiver circuit. The problems with the ta7642 are further described in the article for the future kit am receiver. An important notice at the end of this data sheet addresses availability, warranty, changes, use in safetycritical applications, intellectual property matters and. Apr 21, 2016 ta7642 datasheet pdf am radio ic to92, ta7642 pdf, ta7642 pinout, equivalent, ta7642 data, ta7642 circuit, output, ic, ta7642 schematic, ta7642 manual. Utc assumes no responsibility for equipment failures that result from using products at values that. Ta7642 datasheet pdf, ta7642 data sheet, ta7642, ta7642. Launched in 1972, the part was designed and supplied by ferranti, but was also available from gecplessey. Absolute maximum ratings are those values beyond which. The zn414 was popular amongst hobbyists as a fully working am radio could be made with just a few external components, a crystal earpiece and a 1.
Ta7642 datasheet, ta7642 datasheets, ta7642 pdf, ta7642 circuit. Ta7642 datasheet, ta7642 onechip am radio ic datasheet, buy ta7642 onechip am radio ic. Currently 2017 only the ta7642 is manufactured and is used in some amfm. Messing verchromt brass chromiumplated gehause body schurter gmbh a. Ta7642 datasheetpdf 1 page list of unclassifed manufacturers. All the other projects i have made so far have been digital and microcontroller based, with the one exception to this being the nutclough amplifier, which was assembled from a kit. Its derivates are zn415 and zn416 which incorporates a small audio amplifier. Free packages are available maximum ratings rating symbol value unit collector. Mpsa, mpsa14 mpsa14 is a preferred device darlington transistors npn silicon features pb. Ta7642 datasheet, ta7642 pdf, ta7642 pinout, equivalent, replacement am radio ic etc, schematic, circuit, manual. This is a great am radio, built around a ta7642 am radio chip. One chip am radio circuitdescriptionthe ta7642 is suitable for low voltage portableradio, cassette system and other wireless amsystem. The mk484 am radio ic is a fully functional am radio detector on a chip.
It is cased in a to92 case that looks like a transistor. Special features of the circuit include low supply voltage operation, the. Lm35 precision centigrade temperature sensors datasheet rev. This idea presents a simple circuit for a superhet radio receiver that can be built up in sections, with each section tested before assembly. The ta7642 is a successor to the zn414 trf receiver chip. Here is a simple am radio circuit using ta7642 ic which is similar to zn414 ic. Ta7642 datasheet, ta7642 pdf, ta7642 pinout, equivalent, replacement 1 chip am radio circuit etc, schematic, circuit, manual. Two programmable serial usarts two masterslave spi serial interfaces two byteoriented twowire serial interfaces philips i2c compatible programmable watchdog timer with separate on. From what i can see, the input stage consists of a longtail pair with very high input impedance. Functional description the sa612a is a gilbert cell, an oscillatorbuffer, and a temperaturecompensated bias network as shown in figure.
A ta7642 radio ferranti electronics zn414zzn415ezn416e datasheet reprint by jaycar electronics. The front end is bf494 based and the ift output is given to ta7642. The big difference in this project is that unlike the other ones which i have built from scratch it is an analogue rf circuit. Ta7642 1 chip am radio circuit components datasheet pdf data sheet free from datasheet data sheet search for integrated circuits ic. Ta7642 datasheet, ta7642 pdf, ta7642 data sheet, ta7642 manual, ta7642 pdf, ta7642, datenblatt, electronics ta7642, alldatasheet, free, datasheet, datasheets, data. With the addition of a small audio amplifier, a complete radio receiver is possible. The ta7642 is a single chip am radio integrated circuit ic with agc. Etc1 one chip am radio circuit,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Ta7642 is a lowvoltage, portable, am radio ic in a 3pin, to92 package. Agc is applied by the resistor from the output to the earthy end of the input coil. Ta7642 radio icthe ta7642 is an am radio ic in a to92 package which requires very few externalcomponents to make a complete pocket radio. Web to pdf convert any web pages to highquality pdf.
Ta7642 datasheetpdf list of unclassifed manufacturers. Dual lowvoltage power amplifier stmicroelectronics. A well behaved mk484 or ta7642 radio the radioboard forums. Lm386 snas545c may 2004revised may 2017 lm386 low voltage audio power amplifier 1 1 features 1 battery operation minimum. Then what follows are transistor stages performing high gain rf. To92 datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated. Dual lowvoltage power amplifier september 2003 pin connection top view minidip ordering number. Ta7642 linear circuit unit electrical characteristics tested at 1 khz. Zn414 ic was a very famous am radio ic among electronics enthusiasts few years ago but now it is no more available in the market because it has been discontinued several years ago and now ta7642 and mk484 ics has taken. Jun 23, 2019 cd9088cb datasheet monolithic electric tuning fm radio ic, cd9088cb datasheet, cd9088cb pdf, cd9088cb pinout, equivalent, data, circuit, output. The ta7642 is a am radio receiver ic which has automatic gain and up to 72 db gain. The mk484 has now in turn been replaced by the ta7642.
Buy ta7642 toshiba, learn more about ta7642 am radio ic, view the manufacturer, and stock, and datasheet pdf for the ta7642 at jotrin electronics. This circuit places the same voltage on the power pin the output pin and the agc line which is the line through the 100k resistor and the tank coil to the input pin. This circuit also uses the lm386 audio amplifier set to a gain of 200. It is compatible with the popular mk484 and the zn414. Music ic alarm ic more about the ics in snap circuits elenco. My ta7642 tda2822m based simple superhet is now playing on breadboard since a week ago. The zn414 is a low cost, singlechip am radio integrated circuit.
The ta7642 goes into overload more abruptly than the zn414, and the optimum ragc the load resistor seems to be higher than the zn414. It is a specialized amplifier used only in high frequency radio circuits. Melody 7920 em57300 em57001 em57100 em57200 3535 3v em57400 em57500 em57600 text. An important notice at the end of this data sheet addresses availability, warranty, changes, use in safetycritical applications, intellectual property matters and other important disclaimers. Here is my circuit diagram for a ta7642 based am radio. Selectivity is rather poor on the strong local station but it way too better than ta7642 alone which completely overloads the entire band. Ta7642 datasheet pdf pinout 1 chip am radio circuit. Cd9088cb datasheet monolithic electric tuning fm radio ic. Ta7642 cardboard radio manlywarringah radio society.