7404 IC NOR Gate IC DIP 14 pin

Technical Details

• Propagation Delay: ~10ns to 15ns.

• Operating Temperature: 0°C to +70°C.

• Pin Configuration: Pin 14 (VCC), Pin 7 (GND).

Prototyping and Engineering Tips from Robogears

• Signal "Flipping" Logic: CRITICAL: The 74LS04 is often used to convert an "Active High" signal to "Active Low" (or vice-versa). For example, if your sensor outputs 5V when triggered, but your motor driver needs 0V to stop, the 74LS04 acts as the perfect interface.

• Creating a Simple Oscillator: You can create a basic square-wave clock generator by connecting an odd number of inverters (usually 3 or 5) in a ring with a resistor and capacitor. This is a classic "Ring Oscillator" used in introductory digital electronics labs.

• Unused Inverter Inputs: Never leave input pins of unused gates floating. Floating inputs act like tiny antennas that pick up noise, leading to high power consumption or erratic behavior. Always tie unused inputs to Ground (GND) or VCC.

• Decoupling is Key: Like all 74-series logic, the 74LS04 can create switching noise on the power rail. Always place a 0.1µF Ceramic Capacitor between Pin 14 and Pin 7, as close to the chip as possible, to ensure clean logic transitions.

• Driving Loads: The 74LS04 is a logic gate, not a power driver. While it can light up a small indicator LED (with a 220-330Ω resistor), do not attempt to drive relays or motors directly from the pins. Use a transistor like the 8050 to handle higher current loads.

Package Includes

• 1 x 74LS04 Hex Inverter IC (DIP-14)

Disclaimer: Product images are shown for illustrative purposes only. The exact color of the knobs or the branding placement on the chassis may vary slightly between manufacturing batches, but all technical specifications and the 850A performance standards remain as described. This disclaimer also applies to any included accessories such as nozzles and stands.

Safety Warning: Ensure your power supply is regulated to a stable 5V. Voltages above 7V will instantly destroy the internal silicon structure. Always verify the IC orientation using the notch on the plastic housing to identify Pin 1 before applying power.