Texas Instruments 74HC Counter ICs are available at Mouser Electronics. Mouser offers inventory, pricing, & datasheets for Texas Instruments 74HC The M54/74HC/ are a high speed CMOS SYN-. CHRONOUS UP/DOWN DECADE COUNTERS fab- ricated in silicon gate C. 2. MOS technology. 74HC datasheet, 74HC circuit, 74HC data sheet: PHILIPS – Presettable synchronous BCD decade up/down counter,alldatasheet, datasheet, .

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Yes yes, the switch is not pressed before the user adjusts the dipswitch for the number he wants.

How to load 74hc192 with a number

Thanks for letting us know about the procedure for loadining 74hc with the number. Use a simple switch push button with say a 2. Do you already have an account? Jun 7, Potentiometer Questions Started by norbss Yesterday at Jun 7, 5. Datasneet starter electricalnomad Start date Apr 3, That will reload the counters.

how to connect 74HC to PL | Electronics Forum (Circuits, Projects and Microcontrollers)

Replacing a 4 pin leaded inductor with a 2 pin Started by gkmaia Yesterday at Yes, my password is: Jun 7, 6. So when the switch is operated the contacts open, datashet would make sense.


I have succesfuly connected the circuit having 2 74HC, and 2 seven seg displays. You must log in or register to reply here.

Your name or email address: I cannot find a way for the circuit to begin counting 74h1c92 were I want it. The new board can balance up to six supercapacitors of any size. Jun 6, 3. By continuing to use this site, you are consenting to our use of cookies. Welcome to our site! Jun 7, 7. Are you using the normally closed contacts on the PL switch.?

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74HC (Philips) – Presettable Synchronous Bcd Decade Up/down Counter, Decade Counters

How to measure the power of a load with imaginary part? This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. I am saying that if swith is not pressed, only the number is shown and there will be no counting downward. I connected the circuit as you told me and is now working good when I press the ‘button’ switch.


I think you are reffering to U8: Articles Top Articles Search resources. Jun 3, 5 1.

Jun 8, When the switch is not pressedU Have you read the datasheet? Media New media New comments Search media.

74HC192 Datasheet PDF

You will have to use logic gate so combine the two outputs. For a better experience, please enable JavaScript in your browser before proceeding. Quote of the day.

Posted by Rahulk70 in forum: What are you using the 74HC for in the big picture?

Dear all, I am trying to make a BCD counter decrementing from any number, max 99 decremetning to 00 and then starting back again. Jun 6, 2. You May Also Like: Jun 7, 4. Yes that datasyeet be U8. Click here to register now.

Jun 6, 1. Jun 7, 9.