onsemi

74VHCT74AN

74VHCT74AN Description

The 74VHCT74AN is a dual D-type flip-flop IC from the 74VHCT series, manufactured by onsemi. This logic IC chip is designed to provide high-speed performance with a clock frequency of up to 140 MHz, making it suitable for a wide range of digital applications. It features a complementary output type, triggered by a positive edge, and includes set (preset) and reset functions for enhanced control. The device operates within a supply voltage range of 4.5V to 5.5V and offers a low quiescent current of 2 µA, ensuring efficient power consumption.

74VHCT74AN Features

• High-Speed Operation: With a maximum clock frequency of 140 MHz, the 74VHCT74AN ensures fast data processing and transmission, ideal for high-speed digital systems.
• Complementary Outputs: The complementary output type provides both true and inverted outputs, offering flexibility in circuit design and reducing the need for additional inverters.
• Positive Edge Triggering: The positive edge-triggered design ensures reliable data capture on the rising edge of the clock signal, minimizing timing errors.
• Set and Reset Functions: The inclusion of set (preset) and reset functions allows for precise control over the flip-flop states, enhancing the reliability and versatility of the device.
• Low Power Consumption: The low quiescent current of 2 µA makes the 74VHCT74AN suitable for low-power applications, contributing to energy efficiency.
• Wide Supply Voltage Range: Operating within a supply voltage range of 4.5V to 5.5V, the IC is compatible with various power supply configurations.
• High Output Current Capability: The device can source and sink up to 8 mA, providing robust output drive capabilities for driving various loads.
• Low Propagation Delay: With a maximum propagation delay of 8.8 ns at 5V and 50 pF, the 74VHCT74AN ensures fast signal propagation and minimal latency.
• Moisture Sensitivity Level 1: The MSL 1 rating (unlimited) indicates that the device is not moisture-sensitive, simplifying storage and handling processes.
• REACH Compliance: The 74VHCT74AN is REACH unaffected, ensuring compliance with environmental regulations and reducing potential risks associated with hazardous substances.

74VHCT74AN Applications

The 74VHCT74AN is well-suited for a variety of applications where high-speed data processing and reliable state control are required. Some specific use cases include:

• Digital Clocks and Timers: The high-speed operation and precise edge triggering make it ideal for applications involving timekeeping and timing circuits.
• Data Latching and Storage: The dual D-type flip-flops can be used to store and latch data in digital systems, ensuring data integrity and synchronization.
• Sequential Logic Circuits: The set and reset functions allow for the implementation of complex sequential logic circuits, such as counters and state machines.
• Communication Systems: The complementary outputs and high output current capability make it suitable for driving communication lines and interfacing with other digital components.
• Industrial Control Systems: The robustness and reliability of the 74VHCT74AN make it a reliable choice for industrial applications where consistent performance is critical.

Conclusion of 74VHCT74AN

The 74VHCT74AN, with its high-speed performance, complementary outputs, and versatile control functions, offers significant advantages over similar models. Its wide supply voltage range, low power consumption, and high output current capability make it a versatile and reliable choice for a variety of digital applications. Despite being marked as obsolete, the 74VHCT74AN remains a valuable component for engineers and designers seeking a robust and efficient D-type flip-flop solution.