7414 Datasheet | Next Electromics

7414

#7414 #hex inverting #Schmitt trigger #logic device #noise immunity #waveform shaping #signal conditioning #7400 series

7414 Hex Inverting Schmitt Trigger - Technical Summary

Overview

The 7414 is a hex inverting Schmitt trigger integrated circuit belonging to the 7400 series of logic devices. It contains six independent Schmitt trigger inverters, each with hysteresis for noise immunity and improved switching characteristics. The device is widely used in digital systems for signal conditioning, waveform shaping, and noise filtering applications.

As a Schmitt trigger device, the 7414 features different input threshold voltages for positive-going and negative-going signals, providing hysteresis that prevents output oscillations when slowly changing signals cross the logic threshold. This makes it particularly useful for interfacing with analog signals or cleaning up noisy digital signals.

Features

Six independent Schmitt trigger inverters in a single package
Standard TTL compatible inputs and outputs
Hysteresis voltage typically 0.8V at VCC = 4.5V
Wide operating voltage range: 4.5V to 5.5V
Typical propagation delay: 15ns at VCC = 5V
High noise immunity characteristic of Schmitt trigger inputs
Fan-out of 10 standard TTL loads
Available in multiple package options including DIP, SOIC, and TSSOP
Operating temperature range: 0°C to +70°C (commercial grade)

Applications

The 7414 finds use in a wide variety of digital and mixed-signal applications:

Signal Conditioning: Cleaning up noisy signals before they enter digital systems
Waveform Shaping: Converting irregular or analog waveforms to clean digital signals
Pulse Shaping: Improving rise and fall times of digital pulses
Debouncing Circuits: Eliminating contact bounce in mechanical switches
Threshold Detection: Creating precise switching points for analog signals
Oscillator Circuits: Used in relaxation oscillator configurations
Level Translation: Interfacing between different logic families