Texas Instruments

CD74HCT4075E

CD74HCT4075E Description

The CD74HCT4075E is a high-performance, 3-input OR gate integrated circuit (IC) designed by Texas Instruments. This device is part of the 74HCT series, known for its compatibility with both TTL and CMOS logic families. The CD74HCT4075E features three independent OR gates, each with three inputs, making it highly versatile for a variety of digital logic applications. It operates within a supply voltage range of 4.5V to 5.5V, ensuring reliable performance across a broad range of power supply conditions.

CD74HCT4075E Features

• Logic Type: The CD74HCT4075E is an OR gate, which outputs a high signal (1) if any of its inputs are high. This makes it ideal for applications requiring logical OR operations.
• Max Propagation Delay: With a maximum propagation delay of 24ns at 4.5V and a load capacitance of 50pF, the CD74HCT4075E ensures fast signal processing, crucial for high-speed digital circuits.
• Input Logic Levels: The device has an input logic level-low of 0.8V and an input logic level-high of 2V, providing clear and reliable signal recognition.
• Current Specifications: The CD74HCT4075E offers a quiescent current of up to 2 µA, making it highly energy-efficient. It also supports an output current of 4mA for both high and low states, ensuring robust signal driving capabilities.
• Compliance and Packaging: The CD74HCT4075E is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety standards. It is packaged in a tube, suitable for through-hole mounting, which is ideal for applications requiring robust physical installation.
• Number of Circuits: The device contains three independent OR gates, each with three inputs, providing a total of nine input channels and three output channels. This configuration allows for complex logic operations within a single IC.

CD74HCT4075E Applications

The CD74HCT4075E is well-suited for a wide range of applications due to its versatile design and performance characteristics. Some specific use cases include:

• Digital Logic Circuits: Ideal for constructing complex digital circuits where multiple signals need to be combined using OR logic.
• Control Systems: Useful in control systems where multiple inputs need to be monitored and a single output signal is required to trigger an action.
• Signal Processing: The fast propagation delay and robust current handling make it suitable for real-time signal processing applications.
• Embedded Systems: The low quiescent current and compatibility with both TTL and CMOS logic make it a valuable component in embedded systems requiring low power consumption and high reliability.

Conclusion of CD74HCT4075E

The CD74HCT4075E is a reliable and versatile OR gate IC that offers significant advantages over similar models. Its fast propagation delay, low quiescent current, and robust current handling capabilities make it an excellent choice for a variety of digital logic applications. With its compliance to environmental and safety standards, and its through-hole mounting package, the CD74HCT4075E ensures ease of integration and long-term reliability. Whether used in digital circuits, control systems, or embedded systems, the CD74HCT4075E stands out as a high-performance solution for engineers and designers in the electronics industry.