STMicroelectronics

M74HC14TTR  

Gates and Inverters

M74HC14TTR Description

The M74HC14TTR is a high-speed CMOS inverter logic IC chip manufactured by STMicroelectronics. It belongs to the 74HC series and is designed for surface-mount applications. This chip features six independent Schmitt-trigger inverters, each with a single input. The M74HC14TTR operates within a supply voltage range of 2V to 6V, making it suitable for a variety of power supply configurations. It has a maximum propagation delay of 21ns at 6V with a load capacitance of 50pF, ensuring fast signal processing and high performance in digital circuits.

The input logic levels are defined as 0.3V to 1.5V for low and 1.5V to 4.2V for high, providing a wide operating range and compatibility with various digital systems. The chip draws a maximum quiescent current of 1µA, and it can source or sink up to 5.2mA per output, making it suitable for driving small loads. The M74HC14TTR is packaged in a 14-pin TSSOP package and is available in tape and reel format, facilitating automated assembly processes.

M74HC14TTR Features

• High-Speed Performance: With a maximum propagation delay of 21ns at 6V and 50pF load, the M74HC14TTR ensures rapid signal inversion, critical for high-speed digital applications.
• Schmitt Trigger Inputs: Each inverter input incorporates a Schmitt trigger, which helps to filter out noise and provide clean digital outputs, even with noisy or slow-rising input signals.
• Wide Operating Voltage Range: The 2V to 6V supply voltage range offers flexibility and compatibility with various power supply systems.
• Low Power Consumption: The maximum quiescent current of 1µA minimizes power usage, making it suitable for low-power applications.
• Surface-Mount Technology: The 14TSSOP package and tape and reel format are ideal for automated assembly processes, ensuring efficient manufacturing and integration.
• Compliance and Safety: The M74HC14TTR is REACH unaffected and RoHS3 compliant, meeting environmental and safety standards for electronics manufacturing.

M74HC14TTR Applications

The M74HC14TTR is well-suited for a range of applications where high-speed signal inversion and noise filtering are required. Some specific use cases include:

• Digital Signal Processing: Inverting digital signals in high-speed data processing systems, ensuring accurate and timely signal transitions.
• Noise Filtering: Utilizing the Schmitt trigger inputs to clean up noisy signals in digital circuits, such as those from sensors or communication lines.
• Automotive Electronics: Implementing signal inversion in automotive control systems, where reliability and performance are paramount.
• Consumer Electronics: Enhancing digital signal integrity in consumer devices, such as smartphones, tablets, and home appliances.
• Industrial Control Systems: Providing robust signal inversion and noise filtering in harsh industrial environments.

Conclusion of M74HC14TTR

The M74HC14TTR from STMicroelectronics is a versatile and high-performance inverter logic IC chip. Its combination of high-speed operation, Schmitt trigger inputs, wide operating voltage range, and low power consumption make it an ideal choice for a variety of digital applications. Despite being marked as obsolete, the M74HC14TTR continues to offer significant advantages over similar models, particularly in terms of noise filtering and signal integrity. Its compliance with environmental and safety standards further enhances its suitability for modern electronics manufacturing.

M74HC14TTR Documents

Download datasheets and manufacturer documentation for M74HC14TTR