STMicroelectronics

74ACT273MTR

74ACT273MTR Description

The 74ACT273MTR is a single 8-bit D-type flip-flop logic IC chip designed by STMicroelectronics. This device is part of the 74ACT series and is known for its robust performance and reliability. It operates within a supply voltage range of 4.5V to 5.5V and features a clock frequency of up to 190 MHz, making it suitable for high-speed applications. The flip-flop is triggered on the positive edge of the clock signal, ensuring precise timing control. The 74ACT273MTR also includes a master reset function, which allows for synchronous clearing of the flip-flop's state.

This IC is housed in a surface-mount 20SO package and is available in tape and reel (TR) format, facilitating automated assembly processes. It has an input capacitance of 4 pF and a maximum propagation delay of 8.5ns at 5V and 50pF load capacitance. The quiescent current is as low as 4 µA, and it can drive outputs with a current capacity of 24mA for both high and low states. The 74ACT273MTR is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited storage conditions.

74ACT273MTR Features

• High-Speed Operation: With a clock frequency of up to 190 MHz, the 74ACT273MTR is ideal for applications requiring rapid data processing and transmission.
• Positive Edge Triggering: Ensures precise timing control, making it suitable for synchronous systems.
• Master Reset Functionality: Allows for synchronous clearing of the flip-flop's state, enhancing system reliability and control.
• Low Power Consumption: A quiescent current of 4 µA minimizes power usage, making it suitable for low-power applications.
• Robust Output Drive Capability: With 24mA output current for both high and low states, it can drive various loads effectively.
• Wide Supply Voltage Range: Operates within 4.5V to 5.5V, providing flexibility in power supply design.
• Environmental Compliance: REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and safety standards.
• Unlimited Storage Conditions: MSL level 1 allows for storage without the risk of moisture damage, enhancing its durability.

74ACT273MTR Applications

The 74ACT273MTR is well-suited for a variety of applications, including:

• Data Processing Systems: Its high-speed operation and precise timing control make it ideal for systems requiring rapid data handling.
• Digital Signal Processing: The flip-flop's ability to handle high-frequency signals ensures reliable performance in digital signal processing applications.
• Telecommunications: The robust output drive capability and low power consumption make it suitable for various telecommunication equipment.
• Automotive Electronics: The wide supply voltage range and environmental compliance make it suitable for automotive applications where reliability and safety are paramount.
• Industrial Control Systems: The master reset function and synchronous operation ensure reliable control in industrial environments.

Conclusion of 74ACT273MTR

The 74ACT273MTR is a versatile and reliable D-type flip-flop logic IC chip designed for high-speed applications. Its unique features, such as positive edge triggering, master reset functionality, and low power consumption, provide significant advantages over similar models. The wide supply voltage range, robust output drive capability, and environmental compliance make it suitable for a variety of applications, including data processing systems, digital signal processing, telecommunications, automotive electronics, and industrial control systems. Despite being marked as obsolete, the 74ACT273MTR remains a valuable component for engineers and designers seeking high-performance and reliable solutions in their projects.