Texas Instruments

SN74F74DG4

SN74F74DG4 Description

The SN74F74DG4 is a dual D-type flip-flop IC designed by Texas Instruments, a leading manufacturer in the semiconductor industry. This logic IC chip features two independent D-type flip-flops, each capable of storing a single bit of data. It operates within a supply voltage range of 4.5V to 5.5V and is optimized for high-speed performance with a clock frequency of up to 145 MHz. The flip-flops are triggered on the positive edge of the clock signal, ensuring precise timing control. The output type is complementary, providing both true and complement outputs for versatile signal processing.

SN74F74DG4 Features

• High-Speed Performance: With a maximum clock frequency of 145 MHz, the SN74F74DG4 is suitable for high-speed digital applications requiring rapid data processing.
• Low Propagation Delay: The maximum propagation delay is 8ns at 5V and 50pF, ensuring minimal latency in signal transmission.
• Power Efficiency: The IC has a quiescent current of 16 mA, making it energy-efficient for various applications.
• Complementary Outputs: Each flip-flop provides both true and complement outputs, offering flexibility in circuit design.
• Set and Reset Functionality: The IC includes set (preset) and reset functions, allowing for controlled initialization and clearing of stored data.
• Robust Compliance: The SN74F74DG4 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Surface Mount Packaging: The 14SOIC package type is ideal for surface mount applications, providing ease of integration into modern PCB designs.
• Wide Operating Temperature Range: The operating temperature range of 0°C to 70°C (TA) makes it suitable for a variety of environmental conditions.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the IC is highly resistant to moisture, enhancing its reliability in humid environments.

SN74F74DG4 Applications

The SN74F74DG4 is ideal for a range of digital applications requiring high-speed data processing and precise timing control. Some specific use cases include:

• Digital Counters: The dual D-type flip-flops can be used to build high-speed counters for timing and counting applications.
• Data Storage and Transfer: The set and reset functions, along with complementary outputs, make it suitable for temporary data storage and transfer in digital systems.
• Clock and Timing Circuits: The positive edge triggering and low propagation delay ensure accurate timing control in clock distribution and synchronization circuits.
• Sequential Logic Circuits: The IC can be used in various sequential logic applications, such as state machines and shift registers, where precise control over data flow is required.
• Communication Systems: The high-speed performance and complementary outputs make it suitable for digital communication systems requiring fast data processing and signal integrity.

Conclusion of SN74F74DG4

The SN74F74DG4 is a versatile and high-performance dual D-type flip-flop IC from Texas Instruments, offering a combination of speed, efficiency, and reliability. Its unique features, such as low propagation delay, complementary outputs, and set/reset functionality, provide significant advantages over similar models. The IC is ideal for a wide range of applications, from digital counters to communication systems, making it a valuable component in modern digital circuit design. With its robust compliance and surface mount packaging, the SN74F74DG4 is a reliable choice for engineers seeking a high-quality logic IC for their projects.