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CD74ACT74E

CD74ACT74E Description

The CD74ACT74E is a dual D-type flip-flop integrated circuit (IC) designed by Harris Corporation, a renowned manufacturer in the electronics industry. This logic IC chip is part of the 74ACT series, known for its high performance and reliability. The CD74ACT74E 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 designed for through-hole mounting, making it suitable for a variety of applications requiring robust and reliable digital storage elements.

CD74ACT74E Features

• High Clock Frequency: The CD74ACT74E supports a clock frequency of up to 85 MHz, enabling high-speed data processing and storage.
• Low Propagation Delay: With a maximum propagation delay of 9.5ns at 5V and a maximum load capacitance of 50pF, this IC ensures rapid signal transmission and minimal latency.
• Low Quiescent Current: Consuming only 4 µA in quiescent mode, the CD74ACT74E is highly energy-efficient, making it suitable for battery-powered and low-power applications.
• Complementary Outputs: The flip-flops provide complementary outputs, offering flexibility in circuit design and signal processing.
• Positive Edge Triggering: The CD74ACT74E is triggered on the positive edge of the clock signal, ensuring precise timing control and synchronization.
• High Output Current: The IC can source and sink up to 24mA of current, allowing it to drive a variety of digital loads without additional buffering.
• Set and Reset Functionality: Each flip-flop includes set (preset) and reset functions, providing additional control over the stored data and enabling complex digital logic operations.

CD74ACT74E Applications

The CD74ACT74E is ideal for a wide range of applications that require reliable and efficient data storage and processing. Some specific use cases include:

• Digital Clocks and Timers: The high clock frequency and precise edge triggering make it suitable for applications requiring accurate timekeeping and synchronization.
• Sequential Logic Circuits: The set and reset functions, along with complementary outputs, enable the implementation of complex sequential logic circuits, such as state machines and counters.
• 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 stability.
• Communication Protocols: The IC's ability to handle high-speed data and provide complementary outputs makes it useful in communication protocols where signal integrity and timing are critical.

Conclusion of CD74ACT74E

The CD74ACT74E is a versatile and high-performance dual D-type flip-flop IC that offers several advantages over similar models. Its high clock frequency, low propagation delay, and low quiescent current make it an excellent choice for applications requiring fast, reliable, and energy-efficient data storage and processing. The set and reset functionality, along with complementary outputs, provide additional flexibility and control in digital circuit design. Although the CD74ACT74E is now considered obsolete, its robust design and performance characteristics continue to make it a valuable component in various electronic systems.