onsemi

MC74AC374MG

MC74AC374MG Description

The MC74AC374MG is a high-performance D-type flip-flop integrated circuit (IC) designed for a wide range of digital applications. Manufactured by onsemi, this IC is part of the 74AC series and features an 8-bit single element configuration. It operates within a supply voltage range of 2V to 6V and is capable of handling a clock frequency up to 155 MHz. The device is triggered on the positive edge, ensuring precise timing control. Despite its obsolescence, the MC74AC374MG remains a reliable choice for applications requiring robust and efficient data latching.

MC74AC374MG Features

• Clock Frequency: The MC74AC374MG supports a clock frequency of up to 155 MHz, making it suitable for high-speed digital circuits.
• Trigger Type: It features a positive edge trigger, which ensures accurate data capture on the rising edge of the clock signal.
• Supply Voltage: The IC operates within a wide voltage range of 2V to 6V, providing flexibility in power supply requirements.
• Input Capacitance: With an input capacitance of 4.5 pF, it minimizes loading effects on driving circuits.
• Propagation Delay: The maximum propagation delay is 9.5ns at 5V with a maximum load capacitance of 50pF, ensuring fast signal transmission.
• Low Quiescent Current: The IC has a low quiescent current of 8 µA, which is beneficial for power-sensitive applications.
• Output Current: It supports an output current of 24mA for both high and low states, providing robust drive capabilities.
• Moisture Sensitivity Level: The MSL rating of 3 (168 hours) ensures the IC is suitable for various environmental conditions.
• Packaging: Available in a tube package, it is ideal for surface mount applications.

MC74AC374MG Applications

The MC74AC374MG is ideal for a variety of applications where reliable data storage and transfer are critical. Its high-speed performance and robust design make it suitable for:

• Digital Systems: Use in digital systems requiring high-speed data latching and storage.
• Microcontroller Interfaces: Ideal for interfacing with microcontrollers to manage data flow efficiently.
• Memory Circuits: Utilized in memory circuits for temporary data storage and retrieval.
• Communication Systems: Employed in communication systems for data buffering and synchronization.
• Industrial Automation: Suitable for industrial automation applications where reliable and fast data handling is essential.

Conclusion of MC74AC374MG

The MC74AC374MG, despite being obsolete, stands out for its high-speed performance, wide supply voltage range, and low quiescent current. Its positive edge trigger and low propagation delay make it an excellent choice for applications requiring precise timing and efficient data handling. The robust output current capabilities and moisture sensitivity level ensure reliability in various operating conditions. While newer alternatives may offer enhanced features, the MC74AC374MG remains a reliable and cost-effective solution for many digital circuit applications.