onsemi

MC74HC574AFG

MC74HC574AFG Description

The MC74HC574AFG is a single 8-bit D-type flip-flop with a positive edge trigger, designed for high-speed operation and low power consumption. Manufactured by onsemi, this device is part of the 74HC series, known for its robust performance and reliability. Despite being marked as obsolete, the MC74HC574AFG remains a viable option for applications requiring a standard function flip-flop with an operating clock frequency of up to 35 MHz. The device operates within a supply voltage range of 2V to 6V, making it suitable for a variety of power supply configurations. It features a low quiescent current of 4 µA, which is beneficial for battery-operated and low-power systems. The maximum propagation delay of 27 ns at 6V and 50 pF ensures fast data transfer and processing, critical for high-speed digital circuits.

MC74HC574AFG Features

• High-Speed Operation: With a clock frequency of up to 35 MHz, the MC74HC574AFG can handle fast data rates, making it suitable for high-speed digital systems.
• Positive Edge Triggering: This feature ensures reliable data capture on the rising edge of the clock signal, providing precise timing control.
• Wide Supply Voltage Range: The device operates efficiently within a supply voltage range of 2V to 6V, offering flexibility in power supply design.
• Low Power Consumption: A quiescent current of only 4 µA minimizes power usage, making it ideal for low-power applications.
• Fast Propagation Delay: The maximum propagation delay of 27 ns at 6V and 50 pF ensures quick signal processing and minimal latency.
• Moisture Sensitivity Level 3: The device is rated for 168 hours of moisture resistance, making it suitable for various environmental conditions.
• Surface Mount Packaging: The MC74HC574AFG is available in a surface mount package, facilitating easy integration into modern PCB designs.

MC74HC574AFG Applications

The MC74HC574AFG is well-suited for a variety of applications, including:

• Digital Signal Processing: The high-speed operation and low propagation delay make it ideal for processing digital signals in real-time.
• Data Storage and Retrieval: The 8-bit flip-flop can store and transfer data efficiently, making it suitable for memory systems and data buffering.
• Communication Systems: The device's ability to handle high-speed data transfer makes it a good fit for communication protocols requiring fast and reliable data capture.
• Industrial Automation: The wide supply voltage range and low power consumption make it suitable for industrial applications where power supply conditions may vary.
• Consumer Electronics: The low power consumption and surface mount packaging make it ideal for consumer devices where space and power efficiency are critical.

Conclusion of MC74HC574AFG

The MC74HC574AFG, despite its obsolete status, remains a reliable and efficient option for applications requiring a standard function 8-bit D-type flip-flop. Its high-speed operation, low power consumption, and wide supply voltage range make it a versatile component for various digital systems. The device's fast propagation delay and positive edge triggering ensure precise and reliable data capture, making it suitable for high-speed digital circuits. While newer alternatives may offer additional features, the MC74HC574AFG continues to provide robust performance and reliability, making it a valuable component for engineers and designers in the electronics industry.