Texas Instruments

CD74HC173M

CD74HC173M Description

The CD74HC173M is a high-performance, single 4-bit D-type flip-flop IC designed by Texas Instruments. It is part of the 74HC series and is known for its robustness and versatility in digital circuit applications. This IC operates within a wide supply voltage range of 2V to 6V, making it suitable for various power supply configurations. It features a clock frequency of up to 60 MHz, ensuring high-speed operation and efficient data handling.

The CD74HC173M is designed with a positive edge-trigger mechanism, which means it captures data on the rising edge of the clock signal, providing precise timing control. It also includes a master reset function, allowing for synchronous clearing of all flip-flops, which is essential for initializing systems and ensuring reliable operation.

CD74HC173M Features

• High-Speed Operation: With a maximum clock frequency of 60 MHz, the CD74HC173M ensures rapid data processing and minimal latency.
• Edge-Triggered Design: The positive edge-trigger mechanism guarantees accurate data capture and synchronization.
• Master Reset Functionality: This feature allows for the synchronous clearing of all flip-flops, ensuring reliable system initialization.
• Wide Supply Voltage Range: Operating between 2V and 6V, the IC is versatile and can be used in a variety of power supply environments.
• Low Quiescent Current: Consuming only 8 µA in quiescent mode, the CD74HC173M is energy-efficient, making it suitable for low-power applications.
• High Output Current Capability: With 7.8mA output current for both high and low states, it can drive multiple loads effectively.
• Low Propagation Delay: A maximum propagation delay of 34ns at 6V and 50pF ensures fast signal transmission and minimal delay.
• Compliance and Reliability: The CD74HC173M is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level: MSL 1 (unlimited) makes it suitable for long-term storage and handling without moisture-related issues.
• Surface Mount Packaging: The 16SOIC package is ideal for compact and high-density PCB designs.

CD74HC173M Applications

The CD74HC173M is ideal for a wide range of digital applications where reliable data storage and processing are required. Some specific use cases include:

• Digital Counters: Utilizing the D-type flip-flops to create binary counters for timing and sequencing applications.
• Registers: Implementing data storage and transfer in microprocessors and digital systems.
• Frequency Dividers: Dividing clock frequencies to generate lower frequency signals for various timing needs.
• Synchronization Circuits: Ensuring data synchronization in multi-clock systems and communication interfaces.
• Memory Elements: Storing data bits in digital circuits, such as shift registers and memory arrays.

Conclusion of CD74HC173M

The CD74HC173M from Texas Instruments is a versatile and high-performance D-type flip-flop IC that offers significant advantages over similar models. Its wide supply voltage range, low quiescent current, and high output current capability make it suitable for a variety of applications. The positive edge-trigger mechanism and master reset function ensure precise timing and reliable operation. With its low propagation delay and surface mount packaging, the CD74HC173M is ideal for compact and high-speed digital systems. Its compliance with environmental regulations and moisture sensitivity level further enhance its reliability and usability. Overall, the CD74HC173M is a reliable choice for engineers and designers looking for a robust and efficient flip-flop solution.