onsemi

MC74VHCT14ADR2

MC74VHCT14ADR2 Description

The MC74VHCT14ADR2 is a 6-channel inverter IC with Schmitt trigger inputs, designed for high-speed digital logic applications. Manufactured by onsemi, this device belongs to the 74VHCT series and is housed in a surface-mount 14SOIC package. It operates within a supply voltage range of 4.5V to 5.5V and features a maximum propagation delay of 9.6ns at 5V with a load capacitance of 50pF. The input logic levels are specified as 0.5V to 0.6V for low and 1.9V to 2.1V for high, ensuring compatibility with a wide range of digital systems. Each inverter channel has a single input and can drive up to 8mA in both high and low states. The device also boasts a low quiescent current of up to 2 µA, making it suitable for low-power applications. With a moisture sensitivity level (MSL) of 1, the MC74VHCT14ADR2 is highly reliable and suitable for various industrial environments. Despite being marked as obsolete, its robust performance and compatibility make it a valuable component for existing designs.

MC74VHCT14ADR2 Features

• High-Speed Performance: Achieves a maximum propagation delay of 9.6ns at 5V with a 50pF load, ensuring fast signal processing.
• Schmitt Trigger Inputs: Provides noise immunity and stable operation, even with noisy input signals.
• Low Power Consumption: Features a maximum quiescent current of 2 µA, ideal for battery-operated and low-power systems.
• Wide Operating Voltage Range: Functions reliably between 4.5V and 5.5V, offering flexibility in power supply design.
• Robust Output Drive Capability: Each inverter can drive up to 8mA in both high and low states, suitable for driving multiple loads.
• Surface-Mount Package: The 14SOIC package is ideal for compact and high-density PCB designs.
• Moisture Sensitivity Level 1: Ensures high reliability and suitability for various industrial environments.
• Compatibility: Input logic levels of 0.5V to 0.6V for low and 1.9V to 2.1V for high ensure compatibility with a wide range of digital systems.

MC74VHCT14ADR2 Applications

The MC74VHCT14ADR2 is well-suited for a variety of applications where high-speed digital signal inversion and noise immunity are required. Its Schmitt trigger inputs make it ideal for applications with noisy or slow-rising input signals, such as:

• Digital Signal Processing: Inverting and conditioning digital signals in high-speed data processing systems.
• Communication Systems: Inverting control signals in communication interfaces and protocols.
• Industrial Control: Driving and controlling digital outputs in industrial automation and control systems.
• Consumer Electronics: Inverting signals in consumer devices where low power consumption and high reliability are critical.
• Automotive Electronics: Inverting signals in automotive control units and electronic systems, benefiting from its robustness and reliability.

Conclusion of MC74VHCT14ADR2

The MC74VHCT14ADR2, despite being marked as obsolete, remains a reliable and high-performance inverter IC with Schmitt trigger inputs. Its fast propagation delay, low power consumption, and robust output drive capability make it suitable for a wide range of applications. The device's compatibility with various digital systems and its surface-mount package further enhance its versatility. While newer alternatives may exist, the MC74VHCT14ADR2 continues to be a valuable component for existing designs and systems where its unique features and performance benefits are required.