Texas Instruments

CD74HCT74E  

Flip Flops

CD74HCT74E Description

The CD74HCT74E is a dual D-type flip-flop IC from Texas Instruments, designed for high-speed digital logic applications. This device features two independent D-type flip-flops, each capable of storing a single bit of data. The CD74HCT74E operates within a supply voltage range of 4.5V to 5.5V and supports a clock frequency of up to 50 MHz, ensuring reliable performance in high-speed circuits. The flip-flops are triggered on the positive edge of the clock signal, providing precise timing control. Additionally, the CD74HCT74E includes set (preset) and reset functions, allowing for flexible data handling and initialization.

CD74HCT74E Features

• High-Speed Performance: With a maximum clock frequency of 50 MHz, the CD74HCT74E is suitable for high-speed digital applications.
• Low Power Consumption: The device has a quiescent current of only 4 µA, making it energy-efficient.
• Complementary Outputs: The CD74HCT74E provides complementary outputs, which can be useful for various digital logic configurations.
• Wide Operating Voltage Range: The supply voltage range of 4.5V to 5.5V ensures compatibility with a variety of power supply systems.
• Edge-Triggered Operation: Positive edge triggering ensures precise synchronization with clock signals.
• Set and Reset Functions: The inclusion of set (preset) and reset functions allows for controlled initialization and data manipulation.
• High Output Current: The device can source and sink up to 4 mA, making it suitable for driving various digital loads.
• Compliance and Reliability: The CD74HCT74E is REACH unaffected and RoHS3 compliant, ensuring environmental and safety standards are met.
• Moisture Sensitivity Level: Not applicable, indicating the device is not sensitive to moisture, enhancing its reliability in various environments.

CD74HCT74E Applications

The CD74HCT74E is ideal for a range of digital logic applications, including:

• Digital Counters: The dual D-type flip-flops can be used to build binary counters, providing sequential data storage and output.
• Data Latching: The flip-flops can latch data on the rising edge of the clock signal, making them suitable for data storage and transfer applications.
• Frequency Division: The device can be used to divide clock frequencies, useful in clock management and timing circuits.
• Synchronization Circuits: The edge-triggered operation makes it suitable for synchronizing digital signals in complex systems.
• Memory Elements: The set and reset functions allow the CD74HCT74E to be used as a memory element in digital circuits.

Conclusion of CD74HCT74E

The CD74HCT74E from Texas Instruments is a versatile and reliable dual D-type flip-flop IC, offering high-speed performance, low power consumption, and flexible data handling capabilities. Its wide operating voltage range, edge-triggered operation, and set/reset functions make it suitable for a variety of digital logic applications. The device's compliance with environmental and safety standards ensures its reliability and suitability for modern electronic systems. Whether used in digital counters, data latching, or synchronization circuits, the CD74HCT74E provides a robust solution for high-speed digital logic needs.

CD74HCT74E Documents

Download datasheets and manufacturer documentation for CD74HCT74E

Datasheets :

CD54,74HC(T)74      

HTML Datasheet :

CD54,74HC(T)74      

PCN Design/Specification :

CD74HC/SN74HC 11/Aug/2021       Material Set 30/Mar/2017