Texas Instruments

CD54HCT109F3A

CD54HCT109F3A Description

The CD54HCT109F3A is a high-speed CMOS logic dual positive-edge-triggered J-K flip-flop, designed and manufactured by Texas Instruments. This device belongs to the 54HCT series and is optimized for high-speed performance while maintaining low power consumption. It features a clock frequency of up to 54 MHz, making it suitable for demanding applications that require rapid data processing and switching.

The CD54HCT109F3A operates within a supply voltage range of 4.5V to 5.5V, ensuring compatibility with various power supply systems. It boasts a maximum propagation delay of 40ns at 4.5V and a load capacitance of 50pF, which is crucial for maintaining signal integrity and minimizing latency in digital circuits. The device consumes a quiescent current of only 4 µA, contributing to its energy efficiency and suitability for low-power applications.

Each flip-flop element in the CD54HCT109F3A has a single bit of storage and is triggered on the positive edge of the clock signal. The outputs are complementary, providing both true and inverted signals, which can be advantageous for certain digital logic designs. The device also features a set (preset) and reset function, offering additional control over the state of the flip-flops.

CD54HCT109F3A Features

• High-Speed Performance: With a clock frequency of up to 54 MHz, the CD54HCT109F3A ensures rapid switching and data processing capabilities.
• Low Propagation Delay: The maximum propagation delay of 40ns at 4.5V and 50pF load capacitance ensures minimal latency in signal transmission.
• Low Power Consumption: The quiescent current of 4 µA makes this device highly energy-efficient, suitable for battery-operated and low-power applications.
• Dual J-K Flip-Flops: Each flip-flop element stores a single bit and is triggered on the positive edge of the clock signal, providing robust and reliable digital storage.
• Complementary Outputs: The device offers both true and inverted outputs, providing flexibility in digital logic design.
• Set and Reset Functionality: Additional control over the state of the flip-flops through set (preset) and reset functions.
• Wide Operating Voltage Range: Compatible with a supply voltage range of 4.5V to 5.5V, ensuring versatility in power supply requirements.
• Through Hole Mounting: The through-hole package type facilitates easy integration into printed circuit boards (PCBs) and ensures mechanical stability.
• ROHS3 Compliant: The device meets the stringent environmental standards of ROHS3, ensuring compliance with regulatory requirements.

CD54HCT109F3A Applications

The CD54HCT109F3A is ideal for a wide range of applications due to its high-speed performance, low power consumption, and versatile functionality. Some specific use cases include:

• Digital Clock Circuits: The high-speed and low propagation delay characteristics make it suitable for generating precise timing signals.
• Data Storage and Processing: The dual J-K flip-flops can be used for temporary data storage and processing in digital systems.
• Control Logic: The set and reset functions provide additional control capabilities, making it ideal for applications requiring state management.
• Telecommunications: The device can be used in various telecommunication systems where high-speed data switching and low latency are critical.
• Automotive Electronics: The robustness and reliability of the CD54HCT109F3A make it suitable for automotive applications where environmental conditions can be harsh.
• Industrial Automation: The device can be integrated into industrial control systems for managing and processing digital signals.

Conclusion of CD54HCT109F3A

The CD54HCT109F3A is a high-performance, low-power dual J-K flip-flop that offers significant advantages over similar models. Its high-speed operation, low propagation delay, and low power consumption make it an ideal choice for a variety of demanding applications. The complementary outputs and set/reset functionality provide additional flexibility in digital logic design. The through-hole mounting type ensures easy integration and mechanical stability, while the ROHS3 compliance guarantees environmental responsibility. Overall, the CD54HCT109F3A is a reliable and versatile solution for digital circuit designers seeking high-speed, low-power, and robust performance.