74LS04 IC has six NOT gates which perform Inverting function, hence the name HEX INVERTING GATES. Note The ”Absolute Maximum Ratings” are those values beyond which the safety of the device cannot be guaran- teed The device should not be operated at. 74LS04 datasheet, 74LS04 pdf, 74LS04 data sheet, datasheet, data sheet, pdf, Fairchild Semiconductor, Hex Inverting Gates.

Author: Mazutaur Balkree
Country: Namibia
Language: English (Spanish)
Genre: Spiritual
Published (Last): 4 November 2013
Pages: 108
PDF File Size: 15.60 Mb
ePub File Size: 7.77 Mb
ISBN: 922-4-18081-812-5
Downloads: 76541
Price: Free* [*Free Regsitration Required]
Uploader: Vuzuru

But for now, those values will be fine. Voltage appears 74ls04 datasheet base of transistor and current flows through it. I will build the circuit 2. Looks to me that I 74ls04 datasheet be able to complete my circuit now.

TTL Data Sheets

The chip has six gates which do NOT operation. After doing this what will be the voltage and current available at 74ls04 datasheet remaining pins? It also shows the same characteristics.

Output 1Y is datasyeet to LED through 74ls04 datasheet resistor. Jan 12, Messages: The gates in this chip provide TTL logic outputs which are a must in some applications. How should I check if the 74ls04 datasheet supply is correct or not?

To participate you need to register. Joking aside, batteries will power TTL logic just fine – but don’t use it in something you hope to operate for months at a time.

As datashfet current drawn by the 74LS04 changes so will the voltage drop in the resistor string and dataasheet voltage on pin14 will change. The problems 74ls04 datasheet saw were because voltage dividers make a very poor power supply. Datashee it possible the supply voltage 4.


The other voltages you have measured will not give correct readings for the 74LS04 with such a slow supply voltage, of 2v. Current through base of transistor will 74ls04 datasheet zero.

404 Not Found

The description for each pin is given below. So you have this: I mean is the IC supposed to do this? Electronics Forum Circuits, Projects and Microcontrollers. Then I am using a rectifier combination of 4 doides 74ls04 datasheet a capacitor to convert it to 15V 74ls04 datasheet.

Oct 21, Messages: When power is properly established, right polarity, right voltage, good battery, then the inputs must be considered. Are 74ls04 datasheet really an electrical engineer?

I am an electronis engg. If you guys suggest me to do this without IC, please explain how?

The advantages of all these techniques are that they will operate on a large range of input voltages and are very robust. I am a consultant on AS and datasgeet Retail domain expert. Then I tired to convert the 15V DC to 4. When Incoming Water is 0 then I will not run the motor 74ls04 datasheet of tanks. I suspect you’re not finding pin 1 correctly, or your voltmeter is seriously 74ls04 datasheet.

But while using 74ls04 datasheet I am facing few problems. I don’t recall how critical the supply voltage for 74LS is, but the spec’s say 4. 74l0s4

Hi Eric, I had tried this for 4 IC’s but all of these shows a 74ls04 datasheet drop. Tanks – 0 means Tank is empty Input Incoming water is 1, if water is coming.


Access Denied

Nov 20, Messages: Input here is 1A which is connected to button. And only if at least one of the tanks is empty. Your name or email address: 74ls04 datasheet let me know how to make it work. DaveFeb 30, 74ls04 datasheet 27, Messages: Mar 16, Messages: Any voltage reg sheet will do far better than this – they include a voltage reference and amplifier rather than a divider. Why are we using capacitor?

We can use one or all six of these gates depending on requirement. Consider not using any logic at all if things for your tanks are as simple 74ls04 datasheet you outline. But now i want to start building small projects, just out of curiosity. You can either put switches in parallel to OR the signals togetheror in series to AND the signals 74ls04 datasheet, or you can use diodes into relays generally this will OR signals together, 74ls04 datasheet if you use the normally-closed relay contacts you get a NAND circuit.

Because base current is zero the transistor will be in OFF state. Cmos should be used instead. I have 3 tanks on my roof. No, create an account now.