Texas Instruments

CD74HC74E-NG

CD74HC74E-NG Description

The CD74HC74E-NG is a dual D-type flip-flop with set and reset functions, designed for high-speed and reliable digital circuit applications. Manufactured by Texas Instruments, this logic IC chip belongs to the 74HC series and is housed in a through-hole 14DIP package. The CD74HC74E-NG operates within a supply voltage range of 2V to 6V, making it suitable for a variety of power supply configurations. It features a clock frequency of up to 35 MHz, ensuring high-speed data processing and synchronization.

CD74HC74E-NG Features

• High-Speed Performance: With a maximum clock frequency of 35 MHz, the CD74HC74E-NG is capable of handling high digital-speed signals, making it ideal for applications requiring rapid data processing.
• Low Propagation Delay: The maximum propagation delay is 34ns at 6V and 50pF, ensuring minimal delay in signal transmission and maintaining the integrity of high-speed data.
• Low Quiescent Current: Consuming only 4 µA of quiescent current, the CD74HC74E-NG is highly energy-efficient, making it suitable for low-power applications.
• Dual Elements: The IC includes two D-type flip-flops, each with set and reset functions, providing dual functionality within a single package.
• Complementary Outputs: The flip-flops offer complementary outputs, which can be useful for applications requiring both true and complemented signals.
• Positive Edge Triggering: The flip-flops are triggered on the positive edge of the clock signal, ensuring precise timing control.
• Wide Operating Voltage Range: The IC operates within a supply voltage range of 2V to 6V, providing flexibility in power supply design.
• ROHS3 Compliant: The CD74HC74E-NG meets the stringent environmental standards of ROHS3, ensuring compliance with global regulations and promoting sustainable electronics manufacturing.

CD74HC74E-NG Applications

The CD74HC74E-NG is well-suited for a variety of applications that require high-speed, reliable digital signal processing and synchronization. Some specific use cases include:

• Digital Clock Circuits: The high-speed and low propagation delay characteristics make it ideal for generating and synchronizing clock signals in digital systems.
• Data Latching: The dual D-type flip-flops can be used to latch data in memory circuits, ensuring data integrity and synchronization.
• Sequential Logic Circuits: The set and reset functions enable the implementation of complex sequential logic circuits, such as counters and state machines.
• Communication Systems: The IC can be used in communication systems for data buffering and synchronization, ensuring reliable data transmission.
  -Industrial ** Control Systems**: The robustness and reliability of the CD74HC74E-NG make it suitable for industrial applications where high-speed and precise control are required.

Conclusion of CD74HC74E-NG

The CD74HC74E-NG is a versatile and high-performance dual D-type flip-flop designed for demanding digital applications. Its high-speed operation, low propagation delay, and low quiescent current make it an ideal choice for applications requiring rapid data processing and synchronization. The dual functionality, complementary outputs, and wide operating voltage range further enhance its versatility. Despite being marked as obsolete, the CD74HC74E-NG remains a reliable and efficient solution various for digital circuit designs. Its compliance with ROHS3 standards ensures that it meets environmental regulations, promoting sustainable electronics manufacturing.