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74ACT157MTCX

74ACT157MTCX Description

The 74ACT157MTCX is a multiplexer integrated circuit (IC) designed for high-performance digital applications. Manufactured by Fairchild Semiconductor (now part of onsemi), this IC is part of the 74ACT series, known for its robust performance and reliability. The 74ACT157MTCX features a 4 x 2:1 multiplexing circuit, allowing it to select one of four input signals and route it to a single output. This versatile IC operates on a single supply voltage ranging from 4.5V to 5.5V, making it suitable for a wide range of power supply configurations.

The 74ACT157MTCX is housed in a 16-lead thin shrink small outline package (TSSOP), which is ideal for surface-mount applications. This packaging ensures high-density mounting on printed circuit boards (PCBs), making it a preferred choice for compact electronic designs. The IC is also ROHS3 compliant, ensuring it meets the latest environmental and safety standards.

Despite its obsolete status, the 74ACT157MTCX remains a reliable choice for applications requiring high-speed signal switching and low power consumption. Its independent circuit design and ability to handle high current outputs (24mA for both high and low states) make it a robust solution for various digital systems.

74ACT157MTCX Features

• Series: 74ACT, a family known for high-speed and low power consumption.
• Type: Multiplexer, specifically a 4 x 2:1 configuration.
• Independent Circuits: 1, ensuring isolated operation of the multiplexing function.
• Voltage Supply Source: Single supply, simplifying power management.
• Voltage - Supply: 4.5V to 5.5V, providing flexibility in power supply options.
• Current - Output High, Low: 24mA, 24mA, ensuring robust signal handling capabilities.
• Mounting Type: Surface Mount, ideal for compact and high-density PCB designs.
• Package: 16TSSOP, offering a small footprint and high reliability.
• RoHS Status: ROHS3 Compliant, ensuring environmental and safety standards are met.
• ECCN: EAR99, indicating its classification under export regulations.
• HTSUS: 8542.39.0001, for customs and tariff classification purposes.

74ACT157MTCX Applications

The 74ACT157MTCX is ideal for a variety of applications where efficient signal routing and high-speed switching are required. Some specific use cases include:

• Data Acquisition Systems: Where multiple sensor inputs need to be multiplexed to a single data processing channel.
• Communication Systems: For switching between different communication channels or signals.
• Automotive Electronics: In systems requiring compact and reliable signal routing, such as in-vehicle infotainment and control units.
• Industrial Control Systems: For managing multiple input signals in control panels and automation systems.
• Medical Devices: In diagnostic equipment where multiple sensor inputs need to be processed efficiently.

Conclusion of 74ACT157MTCX

The 74ACT157MTCX is a high-performance multiplexer IC that offers robust performance and reliability in a compact package. Despite its obsolete status, it remains a viable option for applications requiring efficient signal routing and high-speed switching. Its single supply operation, high current handling capabilities, and ROHS3 compliance make it a versatile and environmentally friendly choice. For designers and engineers looking for a reliable multiplexer solution, the 74ACT157MTCX is an excellent choice, especially in applications where space and power efficiency are critical.