onsemi

74ACT646SC

74ACT646SC Description

The 74ACT646SC is a high-performance, non-inverting transceiver logic IC chip designed by onsemi, a leading manufacturer in the electronics industry. This device is part of the 74ACT series, known for its robust performance and reliability. The 74ACT646SC features an 8-bit per element configuration, making it ideal for applications requiring high-speed data transmission and processing. It operates within a supply voltage range of 4.5V to5.5V, ensuring compatibility with a wide range of power supply systems.

The 74ACT646SC is housed in a 24-lead small outline package (SOP) and is designed for surface mount technology (SMT), facilitating easy integration into modern electronic circuits. This particular model is classified under the HTSUS code 8542.39.0001 and is REACH unaffected, ensuring compliance with environmental and safety regulations.

74ACT646SC Features

• High-Speed Performance: The 74ACT646SC offers a high-speed data transmission rate, making it suitable for applications requiring rapid data processing and communication.
• Non-Inverting Logic: The non-inverting nature of the transceiver ensures that the output signal maintains the same polarity as the input, simplifying circuit design and reducing complexity.
• Wide Supply Voltage Range: With a supply voltage range of 4.5V to 5.5V, the 74ACT646SC can operate efficiently across various power supply conditions, enhancing its versatility.
• High Current Capability: The device supports a maximum output current of 24mA for both high and low states, enabling it to drive multiple loads effectively.
• Surface Mount Technology: The surface mount package type allows for easy integration into compact and high-density PCB designs, optimizing space utilization.
• Moisture Sensitivity Level (MSL): The 74ACT646SC has an MSL rating of 1 (Unlimited), indicating that it is not sensitive to moisture, making it suitable for use in various environmental conditions.
• Obsolete Status: While the 74ACT646SC is currently marked as obsolete, it remains a reliable choice for legacy systems and applications where its specific features are required.

74ACT646SC Applications

The 74ACT646SC is well-suited for a variety of applications due to its high-speed performance, non-inverting logic, and wide supply voltage range. Some specific use cases include:

• Data Communication Systems: The high-speed data transmission capabilities make it ideal for use in data communication systems, such as local area networks (LANs) and high-speed data buses.
• Industrial Control Systems: The robust performance and wide supply voltage range make it suitable for industrial control systems, where reliability and compatibility with various power supplies are crucial.
• Automotive Electronics: The non-inverting logic and high current capability make it suitable for automotive applications, such as engine control units (ECUs) and advanced driver-assistance systems (ADAS).
• Consumer Electronics: The compact surface mount package and high-speed performance make it suitable for consumer electronics, such as smartphones, tablets, and gaming consoles, where space and speed are critical factors.

Conclusion of 74ACT646SC

The 74ACT646SC is a versatile and reliable logic IC chip that offers high-speed data transmission, non-inverting logic, and a wide supply voltage range. Its surface mount package and high current capability make it suitable for a variety of applications, including data communication systems, industrial control systems, automotive electronics, and consumer electronics. While marked as obsolete, the 74ACT646SC remains a valuable component for legacy systems and applications where its specific features are required. For engineers and designers seeking a robust and reliable transceiver solution, the 74ACT646SC is an excellent choice.