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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. µA. VCC = MAX, VIN = V. IIH. Input HIGH Current. mA. VCC = MAX, VIN = V. IIL. Input LOW Current. – mA. VCC = MAX, VIN = V. IOS. Part Number: 74LS00, Maunfacturer: National Semiconductor, Part Family: 74, File type: PDF, Document: Datasheet – semiconductor.

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Even at this case output will be HIGH according to the truth table.

It is really popular and is available everywhere. It also analyzes transistor’s characteristics such as voltage and gain. We can use all four gates this way tosatisfy our needs.

So we can make 74ls00 a dayasheet NOT gate chip if necessary. There are many reasons of using 74LS00 in electronic circuits. Also each gate has two inputs. The description for each pin is given below. This chip has less transition times which adtasheet needed for high speed applications. The 74xxyy ICs are logic gates of digital electronics. With that the entire supply voltage appears across the transistor which is in OFF state. Headphone amplifier is small enough to fit in Altoids tin box, and thanks to low power consumption may be supplied from a single 9V battery.


Each gate can be used separately. It’s small, power datasehet, yet customizable through onboard 2 x 7 perfboard that can be used for connecting various sensors and connectors. You can control lights, fans, AC system, computer, printer, amplifier, robots, garage door, security systems, motor-driven curtains, motorized window blinds, door locks, sprinklers, motorized projection screens datsheet anything else you can think of. After verifying the cases, you can tell that we have satisfied the above truth table.

74LS00 Datasheet PDF

So 74LS00 can be used in high frequency systems. The internal connection of four gates is shown below.

Now let us consider a simple application circuit of the chip NAND gate. In the case when any one input is HIGH: Use flip-flops to build a divider. Dztasheet LC Meter allows to measure incredibly small 74lz00 making it perfect tool for making all types of RF coils and inductors. The meter is a perfect addition to any power supply, battery chargers and other electronic projects where voltage and current must be monitored.

74LS Datasheets

Here are a few examples where it is used. Under normal circumstances both buttons are not pressed and are dagasheet. With these three cases we have realized the truth table for chip NAND gate. So the total supply voltage appears across the transistors Q1 and Q2. Submitted by datasheett on 3 April When you want logic inverter. TL — Programmable Reference Voltage. When both inputs are HIGH: It can be connected to any type of stereo audio source such as iPod, Computer, Laptop, CD Player, Walkman, Television, Satellite Receiver, Tape Deck or other stereo system to transmit stereo sound with excellent clarity throughout your home, office, yard or camp ground.


The circuit includes an auto ranging as well as reset switch and produces very accurate and stable readings. Both transistors will be ON and voltage across both of them will be zero.

The output waveforms can be both amplitude and frequency modulated. Where high speed NAND operation is necessary.

It is an irreplaceable tool for troubleshooting and repairing electronic equipment by determining performance and health of electrolytic capacitors. It is a very useful bench test equipment for testing and finding out datasneet frequency of various devices with unknown frequency such as oscillators, radio receivers, transmitters, function generators, crystals, etc.

Arduino Prototype uses all standard through-hole components for easy construction, two of which are hidden underneath IC socket. Here we have connected two inputs to two buttons and output is connected to a LED. In case one of buttons is closed. Use dividers to build a counter. With that both inputs of the gate datasheeh be LOW. The chip is available in different packages and is chosen depending on requirement.