onsemi

74AC377SC

74AC377SC Description

The 74AC377SC is a single 8-bit D-type flip-flop integrated circuit (IC) from the 74AC series, manufactured by onsemi. This logic IC chip is designed to offer high performance and reliability in various digital applications. It features a clock frequency of up to 175 MHz, making it suitable for high-speed digital systems. The flip-flop is triggered on the positive edge of the clock signal, ensuring precise timing control. Despite being marked as obsolete, the 74AC377SC remains a robust choice for applications requiring standard functionality and high-speed operation.

74AC377SC Features

• High-Speed Operation: With a clock frequency of up to 175 MHz, the 74AC377SC is capable of handling high-speed digital signals, making it ideal for demanding applications.
• Positive Edge Triggering: This feature ensures that the flip-flop captures data on the rising edge of the clock signal, providing accurate and reliable data transfer.
• Wide Supply Voltage Range: The IC operates within a supply voltage range of 2V to 6V, offering flexibility in power supply requirements.
• Low Quiescent Current: The 74AC377SC consumes only 40 µA in quiescent mode, making it energy-efficient for battery-operated or low-power applications.
• High Output Current: It supports an output current of 24mA for both high and low states, ensuring robust signal drive capabilities.
• Low Propagation Delay: The maximum propagation delay is 9ns at 5V and 50pF, ensuring fast signal processing and minimal latency.
• Moisture Sensitivity Level: Rated at MSL 1 (Unlimited), the 74AC377SC is suitable for a wide range of environmental conditions without the need for special handling.
• Compliance: The IC is REACH unaffected, ensuring compliance with environmental and safety regulations.

74AC377SC Applications

The 74AC377SC is well-suited for a variety of applications where high-speed data processing and reliable storage are required. Some specific use cases include:

• Digital Signal Processing: Ideal for systems requiring fast and accurate data capture and processing, such as in telecommunications and high-speed computing.
• Memory Storage: Can be used in memory systems where data needs to be stored temporarily and retrieved quickly.
• Clock Management: Useful in clock distribution networks where precise timing control is essential.
• Interface Circuits: Suitable for interfacing between different digital systems, ensuring data integrity and synchronization.

Conclusion of 74AC377SC

The 74AC377SC, despite being marked as obsolete, remains a valuable component for applications requiring high-speed, reliable D-type flip-flop functionality. Its wide supply voltage range, low quiescent current, and high output current make it versatile and efficient. The low propagation delay and positive edge triggering ensure precise and fast data handling. While newer models may offer additional features, the 74AC377SC continues to provide robust performance and reliability, making it a preferred choice for many digital systems.