SN74LS04N Hex Inverter IC – Low Power Schottky Logic 6 Channel NOT Gate 14 Pin DIP Package

The SN74LS04N is a fundamental building block of digital electronics serving as a high speed Hex Inverter. Each of the six independent channels performs a NOT logic operation where a logic HIGH at the input results in a logic LOW at the output and vice versa. This IC is a staple in logic design used for signal inversion pulse shaping creating simple oscillators and as a buffer for low current digital signals. As part of the Low Power Schottky (LS) family the SN74LS04N utilizes bipolar transistors with Schottky diodes to prevent the transistors from saturating. This allows the chip to switch states much faster than standard TTL parts while drawing less current. Its 14 pin DIP format is the preferred choice for students hobbyists and industrial engineers who require a reliable easy to solder component for breadboarding or PCB repair. Beyond simple logic inversion the SN74LS04N is frequently used for debouncing mechanical switches or creating basic square wave clock signals when combined with resistors and capacitors. Its predictable switching thresholds and robust design make it a dependable choice for both educational projects and professional industrial control hardware.

Key Features:

Low Power Schottky Technology Features LS logic which balances high speed operation with significantly lower power consumption compared to standard TTL series.

Standard 5V TTL Logic Compatibility Designed to operate at a nominal 5V supply making it fully compatible with legacy 74 series logic and most 5V microcontrollers.

Fast Propagation Delay Offers rapid switching speeds with a typical delay of 9ns to 15ns ensuring performance in high frequency clocking and timing circuits.

Robust Fan Out Capability Each output can drive up to 10 standard LS TTL loads maintaining signal integrity across multiple circuit stages.

Industry Standard 14 Pin DIP The through hole package fits perfectly into breadboards and standard IC sockets for easy prototyping and repair.