74HC14 Hex Inverter IC SOIC-14

The 74HC14 is a high-speed CMOS Hex Inverter IC with Schmitt Trigger inputs. It is widely used for waveform shaping, pulse conditioning, signal cleaning, and logic level inversion. With hysteresis built into each inverter, it ensures clean transitions in noisy or slowly changing input signals. The SOIC-14 surface mount package allows integration into compact PCBs and SMD-based circuits.

Key Features of 74HC14 Hex Inverter IC SOIC-14:

• Hex Inverter: Contains six independent inverter gates with Schmitt Trigger inputs.
• High Noise Immunity: Schmitt Trigger inputs eliminate signal noise and jitter.
• CMOS Technology: Low power consumption and fast switching speeds.
• Wide Supply Voltage: Operates from 2V to 6V, compatible with most logic families.
• Surface Mount Package: SOIC-14 ideal for compact SMD PCB layouts.

Technical Specifications of 74HC14 Hex Inverter IC:

• Logic Function: Hex inverter with Schmitt Trigger inputs
• Number of Channels: 6
• Supply Voltage Range (V_CC): 2V to 6V
• Input Voltage: 0V to V_CC
• Output Drive Current: ±25mA
• Propagation Delay: ~14ns at 5V
• Input Hysteresis Voltage: ~0.9V at 5V
• Package: SOIC-14 (Surface Mount)

Mechanical Specifications of 74HC14 IC:

• Package Type: SOIC-14 (Small Outline Integrated Circuit)
• Pin Count: 14
• Body Material: Epoxy Molded Plastic
• Lead Finish: Tin (Sn) plated leads

Dimensions:

• Body Length: 8.75mm
• Body Width: 3.9mm
• Body Height: 1.5mm
• Lead Pitch: 1.27mm

Mounting Options:

• SMD Mount: Designed for reflow soldering on SMD pads.
• Adapter Boards: Can be mounted on SOIC-to-DIP adapter boards for prototyping.

Schematic Diagram, Connection, Wiring and Pinout of 74HC14:

• Pin 1: 1A (Input of Gate 1), Pin 2: 1Y (Output of Gate 1), Pin 3: 2A, Pin 4: 2Y, Pin 5: 3A, Pin 6: 3Y, Pin 7: GND, Pin 8: 4Y, Pin 9: 4A, Pin 10: 5Y, Pin 11: 5A, Pin 12: 6Y, Pin 13: 6A, Pin 14: V_CC, Datasheet of 74HC14 Hex Inverter IC:

• Download 74HC14 Datasheet (PDF)

Applications of 74HC14 Hex Inverter IC:

• Waveform Shaping: Converts noisy or slow signals into clean digital pulses.
• Pulse Conditioning: Prepares signals for digital circuits.
• Sensor Interface: Cleans analog sensor outputs for digital logic.
• Oscillator Circuits: Used in RC oscillator configurations.
• General Logic Inversion: Standard logic inverter applications.

Equivalent of 74HC14 Hex Inverter IC:

• CD40106: CMOS equivalent with Schmitt inputs
• SN74LS14: TTL logic level equivalent with similar functionality
• MC14584B: Six Schmitt Trigger inverters in a similar pinout

Package Includes:

• 1 x 74HC14 Hex Inverter IC SOIC-14