STMicroelectronics 74VHCT14A Hex Schmitt Inverter

The 74VHCT14A is a high-speed Si-gate CMOS device from STMicroelectronics, designed to offer the functionality of the high-speed CMOS range with the low power dissipation of the VHCT technology. This hex inverter is a robust and versatile component that features Schmitt trigger action at all inputs, making it particularly suitable for applications requiring noise immunity or line-receiver functionality.

Key Features

• High-Speed Performance: The 74VHCT14A operates at a high speed, with a typical propagation delay time of only 8.5ns when powered by a 5V supply.
• Low Power Dissipation: Despite its high-speed capabilities, this device maintains low power characteristics, with a power dissipation capacitance of just 5 pF, minimizing energy consumption in your circuits.
• Noise Immunity: The Schmitt trigger action on all inputs provides excellent noise immunity, ensuring stable and reliable operation even in environments with electrical noise.
• Wide Operating Voltage Range: The 74VHCT14A can function effectively across a wide voltage range from 4.5V to 5.5V, offering flexibility for various power supply requirements.
• High Fan-out: With a high fan-out of 10 LS-TTL loads, this hex inverter can drive multiple inputs without compromising signal integrity.

Applications

The 74VHCT14A is suitable for a wide array of applications, including:

• Wave shaping and noise filtering
• Square wave generation
• Signal processing
• Line receivers with high noise immunity
• Logic circuits requiring high input impedance

This device is available in a variety of packages, including SO-14 and TSSOP-14, providing options for different design needs and space constraints. The 74VHCT14A from STMicroelectronics represents a reliable and efficient solution for designers looking to incorporate a high-performance hex Schmitt-trigger inverter into their electronic systems.