The 7404 / 74LS04 / 74HC04 is a hex inverter IC that contains six independent NOT gates with high-speed switching and TTL/CMOS compatibility—perfect for signal inversion and logic control in embedded and digital electronics.
The 7414 / 74LS14 Hex Schmitt Trigger Inverter IC contains six independent inverters with built-in Schmitt trigger inputs—ideal for signal conditioning, waveform shaping, and noise rejection in digital systems.
The CD4069 is a CMOS Hex Inverter IC featuring six independent NOT gates, housed in a DIP-14 package. It operates with a wide voltage range (3V–15V), low power consumption, and high noise immunity, making it ideal for digital logic circuits and signal processing applications.