onsemi

74HC574DTR2G  

Flip Flops

74HC574DTR2G Description

The 74HC574DTR2G is a single 8-bit D-type flip-flop IC from the 74HC series, manufactured by onsemi. This device is designed for high-speed operation with a clock frequency of up to 28 MHz, making it suitable for a variety of applications digital. It features positive edge triggering, ensuring reliable data capture on the rising edge of the clock signal. Despite being marked as obsolete, the 74HC574DTR2G remains a robust choice for legacy systems and specific applications where its unique attributes are advantageous.

74HC574DTR2G Features

• Clock Frequency: The 74HC574DTR2G operates at a maximum clock frequency of 28 MHz, providing high-speed performance for demanding digital circuits.
• Trigger Type: Positive edge triggering ensures that data is captured precisely on the rising edge of the clock, signal minimizing timing errors and improving overall system reliability.
• Supply Voltage: The device operates within a wide voltage range of 2V to 6V, offering flexibility in power supply requirements and compatibility with various digital systems.
• Low Power Consumption: With a quiescent current (Iq) of only 4 µA, the 74HC574DTR2G is highly energy-efficient, making it suitable for battery-powered or low-power applications.
• Output Current: The IC provides robust output current capabilities, with both high and low outputs rated at 7.8mA, ensuring reliable signal drive and compatibility with downstream components.
• Moisture Sensitivity Level: Rated at MSL 1 (Unlimited), the 74HC574DTR2G is suitable for a wide range of manufacturing environments without the need for special handling or storage conditions.
• Max Propagation Delay: The maximum propagation delay is 27ns at 6V and 50pF, ensuring fast signal transmission and minimal latency in high-speed applications.
• Input Capacitance: The low input capacitance of 10 pF minimizes loading effects on driving circuits, maintaining signal integrity and reducing power consumption.

74HC574DTR2G Applications

The 74HC574DTR2G is ideal for a variety of applications where high-speed data capture and reliable performance are required. Some specific use cases include:

• Digital Systems: Used in microprocessor and microcontroller systems for data latching and storage.
• Communication Interfaces: Suitable for buffering and latching data in serial and parallel communication interfaces.
• Memory Circuits: Acts as a data buffer in memory circuits, ensuring reliable data transfer and storage.
• Industrial Control: Ideal for industrial automation and control systems where robustness and reliability are critical.
• Consumer Electronics: Used in various consumer electronics applications, such as digital displays and audio processing/video circuits.

Conclusion of 74HC574DTR2G

The 74HC574DTR2G is a versatile and reliable D-type flip-flop IC that offers high-speed performance, low power consumption, and robust output capabilities. Despite its obsolete status, it remains a valuable component for specific applications where its unique features are advantageous. Its wide supply voltage range, low input capacitance, and high output current make it suitable for a variety of digital systems. Whether used in legacy systems or new designs requiring high-speed data capture, the 74HC574DTR2G provides a dependable solution for digital circuit designers.

74HC574DTR2G Documents

Download datasheets and manufacturer documentation for 74HC574DTR2G