onsemi

MC74LVX14DTR2

MC74LVX14DTR2 Description

The MC74LVX14DTR2 from onsemi is a hex inverting Schmitt trigger IC in a 14-pin TSSOP package, designed for surface-mount applications. Operating within a 2V to 3.6V supply range, it features Schmitt-trigger inputs for improved noise immunity and signal conditioning. This device is part of the 74LVX series, optimized for low-voltage operation while maintaining compatibility with TTL levels. With a max propagation delay of 14.1ns @ 3.3V, 50pF, it ensures reliable performance in high-speed logic applications. The quiescent current is exceptionally low (2 µA max), making it suitable for power-sensitive designs.

MC74LVX14DTR2 Features

• Logic Type: Hex Inverter with Schmitt-trigger inputs for hysteresis and noise rejection.
• Voltage Range: 2V–3.6V, ideal for low-voltage systems (e.g., battery-powered devices).
• High Noise Immunity: Input thresholds of 0.9V (Low) and 2.2V (High) ensure robust operation in noisy environments.
• Balanced Output Drive: 4mA sink/source current for consistent signal integrity.
• Low Power Consumption: 2 µA max quiescent current enhances energy efficiency.
• Packaging: Supplied in Tape & Reel (TR) for automated assembly.
• Schmitt Trigger Feature: Eliminates the need for external debouncing circuits in switch or sensor interfaces.

MC74LVX14DTR2 Applications

• Signal Conditioning: Cleans up noisy signals in sensor interfaces, encoders, and debouncing circuits.
• Low-Voltage Logic Systems: Used in portable electronics, IoT devices, and battery-operated equipment due to its 2V–3.6V range.
• Clock Signal Shaping: Ensures clean transitions in oscillator and timing circuits.
• Industrial Control: Suitable for PLC I/O modules where noise immunity is critical.
• Consumer Electronics: Integrates into smart home devices, wearables, and remote controls for reliable logic inversion.

Conclusion of MC74LVX14DTR2

The MC74LVX14DTR2 is a high-performance, low-voltage hex inverter with Schmitt-trigger inputs, offering superior noise immunity and power efficiency. Its compact TSSOP package and tape-and-reel packaging make it ideal for high-volume, automated PCB assembly. While marked as obsolete, it remains a dependable choice for legacy designs requiring stable signal conditioning in low-voltage environments. Engineers working on battery-powered, industrial, or noise-sensitive applications will find this IC a robust solution for logic inversion and signal integrity challenges.