74ACT253SC Description
The 74ACT253SC is a surface-mount multiplexer IC from the 74ACT series, manufactured by onsemi. This obsolete component features a 2 x 4:1 multiplexing capability, making it suitable for a variety of digital signal routing applications. The device operates on a single supply voltage ranging from 4.5V to 5.5V and is housed in a 16SOIC package, which is ideal for compact and high-density PCB designs. The 74ACT253SC provides independent control over two sets of four inputs, allowing for efficient signal selection and routing.
74ACT253SC Features
- Multiplexing Capability: The 74ACT253SC features two independent 4:1 multiplexers, enabling the selection of one of four input signals for each multiplexer. This dual functionality allows for efficient and flexible signal routing in complex digital systems.
- Single Supply Operation: The device operates on a single supply voltage between 4.5V and 5.5V, simplifying power supply requirements and reducing the complexity of the power distribution network.
- High Current Output: The 74ACT253SC can source and sink up to 24mA per output, ensuring robust signal drive capabilities and compatibility with a wide range of digital loads.
- Surface Mount Technology: The 16SOIC package is designed for surface mount applications, providing a compact and reliable for solution modern PCB designs. This packaging also supports automated assembly processes, enhancing manufacturing efficiency.
- Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the 74ACT253SC is suitable for a wide range of environmental conditions, ensuring long-term reliability and performance.
- REACH Compliance: The 74ACT253SC is REACH unaffected, ensuring compliance with environmental regulations and making it suitable for use in various industries.
74ACT253SC Applications
The 74ACT253SC is ideal for applications requiring efficient signal routing and selection in digital systems. Some specific use cases include:
- Digital Signal Processing: In systems where multiple digital signals need to be selectively routed to a common output, the 74ACT253SC provides a compact and efficient solution.
- Data Acquisition Systems: The multiplexing capability allows for the selection of different input channels, making it suitable for data acquisition systems where multiple sensors or input sources are involved.
- Communication Systems: In communication systems, the 74ACT253SC can be used to route different data streams to a common interface, simplifying the design and reducing component count.
- Automotive and Industrial Control: The robustness and reliability of the 74ACT253SC make it suitable for automotive and industrial control applications where high current drive and single supply operation are critical.
Conclusion of 74ACT253SC
The 74ACT253SC from onsemi is a versatile and reliable multiplexer IC, offering dual 4:1 multiplexing capabilities in a compact surface-mount package. Its single supply operation, high current output, and REACH compliance make it an attractive choice for a variety of digital signal routing applications. Although now obsolete, the 74ACT253SC remains a valuable component for legacy systems and applications where its unique features and performance benefits are still highly relevant.