Texas Instruments

SN74HC174D

SN74HC174D Description

The SN74HC174D is a high-speed CMOS D-type flip-flop from Texas Instruments, designed for demanding digital applications. This single-element, 6-bit flip-flop operates with a clock frequency of up to 50 MHz, ensuring fast and reliable data handling. It features a positive edge-triggered mechanism, which means it captures data on the rising edge of the clock signal, providing precise timing control. The device supports a wide supply voltage range of 2V to 6V, making it versatile for various power supply configurations. It also includes a master reset function, allowing for easy initialization and synchronization of the flip-flop.

SN74HC174D Features

• High-Speed Operation: With a maximum clock frequency of 50 MHz, the SN74HC174D ensures rapid data processing and minimal latency.
• Positive Edge Triggering: This feature guarantees accurate data capture on the rising edge of the clock signal, enhancing timing precision.
• Wide Voltage Range: The device operates reliably within a 2V to 6V supply voltage range, offering flexibility for different power supply designs.
• Low Power Consumption: The SN74HC174D has a quiescent current of only 8 µA, making it energy-efficient and suitable for low-power applications.
• High Output Current: It can source and sink up to 5.2 mA, providing robust performance for driving various loads.
• Low Propagation Delay: With a maximum propagation delay of 14 ns at 6V and 50 pF, it ensures fast signal transmission and minimal delay.
• Compliance and Reliability: The SN74HC174D is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited storage life under standard conditions.
• Surface Mount Packaging: Available in a 16-SOIC package, it is ideal for compact and high PCB-density designs.

SN74HC174D Applications

The SN74HC174D is well-suited for a variety of applications requiring high-speed, reliable data handling and precise timing control. Some specific use cases include:

• Digital Systems: Ideal for use in digital circuits, such as counters, shift registers, and data storage elements, where fast and accurate data capture is essential.
• Microcontroller Interfaces: Can be used to interface with microcontrollers, providing reliable data storage and synchronization.
• Communication Systems: Suitable for applications requiring high-speed data transmission and reception, such as in serial communication protocols.
• Industrial Control: Useful in industrial automation systems where precise timing and reliable data handling are critical.
• Consumer Electronics: Applicable in consumer devices that require efficient data processing and low power consumption.

Conclusion of SN74HC174D

The SN74HC174D from Texas Instruments is a versatile and high-performance D-type flip-flop, offering a combination of speed, reliability, and low power consumption. Its wide voltage range, positive edge triggering, and low propagation delay make it an excellent choice for a variety of digital applications. The device's compliance with environmental and regulatory standards, along with its surface mount packaging, ensures ease of integration and long-term reliability. Whether used in digital systems, microcontroller interfaces, or industrial control applications, the SN74HC174D provides a robust and efficient solution for data handling and timing control.