This circuit is a synchronous up down 4-bit binary counter. Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs. 74LS datasheet, 74LS pdf, 74LS data sheet, datasheet, data sheet, pdf, Fairchild Semiconductor, Synchronous 4-Bit Binary Counter with Dual Clock. SN54/74LS is an UP/DOWN MODULO Binary Counter. Separate. Count Up and Count Down Clocks are used and in either counting mode the.

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Jan 26, 8.

questions about counter | All About Circuits

I have read the data-sheets and read quite a bit on this forum as well, but nothing I try seems to work. Jan 26, 2. Jan 26, 9. Jan 25, 1. Right now I have a chip debouncing a switch and and output from that going into the count-up terminal of the Mar 24, 21, 2, This was my first experiment with digital logic though, so maybe it will just make more sense as I work with things.

You would then have a problem of converting from binary to bcd for use in the display. You must log in or register to reply here.


Jan 25, 3 0. The information is contained in the truth-table in the datasheet. I’m wondering if I’m not sending it a pulse that it can recognize as a clock dataxheet, or if there’s just something weird with the chip.

(PDF) 74193 Datasheet download

Nov 20, 2. Articles Top Articles Search resources. Click here to register now. This IC is a discontinue item.

down counter using 74193 ic

To participate you need to register. Any help would be great. They all just stay at low, even though I’m giving the counter input a pulse.

Terminal count up pin 12 connects to clock pulse up pin 5 of the next stage. Thread starter dtasheet Start date Dec 16, Quote of the day.

In order to use the ‘, you will have to decode the 10 count and use it to clock the next stage and reset the first stage. A Tale of 3 Smart Cities: Jan 26, 3. Discussion in ‘ The Projects Forum ‘ started by gcentauriJan 25, Do you already have an account? Often there is a timing diagram that contains the same information along with the critical timing information as well.


The counter chip I had on hand was aand I’ve spend a lot of datashet reading up on it and trying to make it work, but for the life of fatasheet I can’t get the thing to count. I followed your advice and held pin 11 load pin low and held pin 14 reset high and the counter counted!

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Your name or email address: I hope I’ve described my situation well enough, I just can not figure out why the counter isn’t counting. Confirm that 5V power is present on the Power pin pin 16 and ground is present on pin 8. No, create an account now. Replacing ix 4 pin leaded inductor with a 2 pin Started by gkmaia Yesterday at Datasheets, Manuals or Parts.