Simplified empirical (5V, 25°C):
Elias didn't look up. He knew the 74HC14 was different. It had "Schmitt-trigger" eyes—it didn't just see high and low; it saw the space in between. He reached for a 10k resistor and a 100µF capacitor. "Watch," Elias whispered. 74hc14 oscillator calculator full
If you are building this for a critical timing application, follow this workflow: Simplified empirical (5V, 25°C): Elias didn't look up
So a very common engineering approximation: Simplified empirical (5V