STMicroelectronics

M74HC574TTR

M74HC574TTR Description

The M74HC574TTR is an octal D-type flip-flop IC manufactured by STMicroelectronics, designed for high-speed digital applications. It features a positive edge-triggered operation, ensuring reliable data capture on the rising edge of the clock signal. This device is part of the 74HC series, known for its compatibility with standard TTL logic levels while offering enhanced performance characteristics.

The M74HC574TTR operates within a wide supply voltage range of 2V to 6V, making it suitable for various power supply configurations. It has a maximum propagation delay of 32ns at 6V and a load capacitance of 150pF, ensuring fast and efficient data transfer. The device also boasts low quiescent current (4 µA) and balanced output current capabilities (7.8mA high and low), contributing to its high performance and energy efficiency.

M74HC574TTR Features

• High-Speed Operation: With a clock frequency of up to 90 MHz, the M74HC574TTR is designed for high-speed digital applications, ensuring rapid data processing and transfer.
• Positive Edge-Triggered: The positive edge-triggered mechanism ensures reliable data capture, making it ideal for synchronous digital systems.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 2V to 6V, providing flexibility in power supply requirements.
• Low Quiescent Current: The low quiescent current of 4 µA minimizes power consumption, making it suitable for low-power applications.
• Balanced Output Current: The M74HC574TTR offers balanced output current capabilities of 7.8mA for both high and low states, ensuring stable and reliable performance.
• Moisture Sensitivity Level 1: The device is classified as MSL 1 (Unlimited), making it suitable for surface mount applications without the need for special handling or storage conditions.
• Compliance: The M74HC574TTR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

M74HC574TTR Applications

The M74HC574TTR is ideal for a variety of applications due to its high-speed operation, low power consumption, and wide supply voltage range. Some specific use cases include:

• Digital Systems: The positive edge-triggered flip-flops make it suitable for synchronous digital systems where reliable data capture is crucial.
• Data Storage and Transfer: The octal D-type flip-flops are ideal for applications requiring high-speed data storage and transfer, such as in memory systems and data buffers.
• Communication Systems: The device's high-speed operation and low propagation delay make it suitable for communication systems where rapid signal processing is required.
• Industrial Control Systems: The wide supply voltage range and low power consumption make it suitable for industrial applications where reliability and efficiency are paramount.

Conclusion of M74HC574TTR

The M74HC574TTR is a high-performance octal D-type flip-flop IC that offers a combination of speed, reliability, and efficiency. Its wide supply voltage range, low quiescent current, and balanced output current capabilities make it suitable for a variety of high-speed digital applications. Despite being marked as obsolete, the M74HC574TTR remains a valuable component for applications requiring high-speed data processing and transfer. Its compliance with environmental and safety standards ensures it meets the requirements of modern electronics design.