Texas Instruments

CD74HCT109M  

Flip Flops

CD74HCT109M Description

The CD74HCT109M is a dual JK-type flip-flop designed by Texas Instruments, featuring two independent flip-flops with set (preset) and reset capabilities. This integrated circuit (IC) is part of the 74HCT series and is housed in a surface-mount 16SOIC package. It operates within a supply voltage range of 4.5V to 5.5V and is optimized for a clock frequency of up to 54 MHz. The CD74HCT109M is designed to meet stringent industry standards, including REACH unaffected status and ROHS3 compliance, ensuring environmental safety and regulatory adherence. With a moisture sensitivity level (MSL) of 1, it is suitable for unlimited storage conditions, making it highly reliable for various applications.

CD74HCT109M Features

• High-Speed Performance: The CD74HCT109M operates at a maximum clock frequency of 54 MHz, ensuring rapid data processing and handling capabilities. This high-speed performance is complemented by a maximum propagation delay of 40ns at 4.5V and a maximum load capacitance of 50pF.
• Complementary Outputs: The flip-flops provide complementary outputs, which are essential for applications requiring both true and complement signals.
• Positive Edge Triggering: The CD74HCT109M is triggered on the positive edge of the clock signal, ensuring precise synchronization and timing control.
• Low Quiescent Current: With a quiescent current of only 4 µA, the IC is highly energy-efficient, making it suitable for low-power applications.
• Dual Elements: The IC contains two independent JK flip-flops, each with a single bit, providing flexibility and versatility in digital circuit design.
• Set and Reset Functionality: The flip-flops include set (preset) and reset functions, allowing for controlled initialization and clearing of the flip-flop states.
• Robust Input and Output Specifications: The input capacitance is 10 pF, and the output current capability is 4mA for both high and low states, ensuring reliable signal transmission and interfacing with other digital components.
• Surface-Mount Packaging: The 16SOIC package is ideal for surface-mount technology (SMT) applications, providing a compact and reliable solution for modern electronics manufacturing.

CD74HCT109M Applications

The CD74HCT109M is well-suited for a variety of applications where precise control and high-speed data handling are required. Some specific use cases include:

• Digital Logic Circuits: The dual JK flip-flops are ideal for constructing complex digital logic circuits, such as counters, shift registers, and state machines.
• Clock Management: The positive edge triggering and complementary outputs make it suitable for clock management and synchronization in digital systems.
• Memory and Storage: The set and reset functions can be utilized in memory and storage applications where controlled initialization and clearing of states are necessary.
• Communication Systems: The high-speed performance and reliable signal transmission capabilities make it suitable for use in communication systems, such as data transmission and reception circuits.
• Industrial Control Systems: The robustness and reliability of the CD74HCT109M make it ideal for industrial control systems where precise timing and control are critical.

Conclusion of CD74HCT109M

The CD74HCT109M from Texas Instruments is a versatile and high-performance dual JK-type flip-flop that offers significant advantages over similar models. Its high-speed operation, complementary outputs, and positive edge triggering provide precise control and synchronization, making it suitable for a wide range of applications. The low quiescent current and robust input/output specifications ensure energy efficiency and reliable performance, while the surface-mount packaging and compliance with industry standards make it a reliable choice for modern electronics manufacturing. Whether used in digital logic circuits, clock management, or industrial control systems, the CD74HCT109M is an excellent choice for engineers and designers seeking a reliable and high-performance flip-flop solution.

CD74HCT109M Documents

Download datasheets and manufacturer documentation for CD74HCT109M

Datasheets :

CD54HC(T)109, CD74HC(T)109      

PCN Obsolescence/ EOL :

Mult Dev EOL 30/Aug/2023