Motorola

SN74LS253D

SN74LS253D Description

The SN74LS253D is a high-performance multiplexer/demultiplexer integrated circuit (IC) from the renowned 74LS series, manufactured by Motorola. This device is designed to efficiently route multiple input signals to a single output line, or vice versa, making it an essential component in various digital signal processing applications. The SN74LS253D features a 2 x 4:1 circuit configuration, allowing it to handle multiple data paths with a single IC. It operates within a supply voltage range of 4.75V to 5.25V and is suitable for use in a wide range of operating temperatures, from 0°C to 70°C. The device is packaged in a surface-mount format, making it ideal for modern, space-constrained electronic designs.

SN74LS253D Features

• Circuit Configuration: The SN74LS253D features a 2 x 4:1 multiplexer/demultiplexer configuration, providing flexibility in signal routing and processing.
• Single Supply Operation: It operates from a single supply voltage ranging from 4.75V to 5.25V, simplifying power supply design and reducing component count.
• Surface-Mount Technology (SMT): The surface-mount package type ensures ease of integration into compact and high-density PCB designs.
• Independent Circuits: The device contains one independent circuit, which can be used for multiple applications without interference.
• Output Current Capability: The SN74LS253D can source up to 2.6mA and sink up to 8mA, providing robust output drive capabilities.
• Moisture Sensitivity Level (MSL): With an MSL rating of 3 (168 hours), the SN74LS253D is suitable for use in environments with moderate humidity levels.
• Compliance and Status: The device is classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international trade regulations. It is also REACH affected, adhering to environmental and chemical standards.

SN74LS253D Applications

The SN74LS253D is ideal for a variety of applications where efficient signal routing and processing are required. Some specific use cases include:

• Digital Signal Processing: In systems where multiple digital signals need to be selectively routed to a single output, such as in microcontroller interfacing or digital communication systems.
• Data Multiplexing: For applications requiring the consolidation of multiple data streams into a single channel, such as in data acquisition systems or sensor networks.
• Control Systems: In industrial control systems where multiple input signals need to be processed and routed to a central controller.
• Telecommunications: For routing and switching of digital signals in telecommunication equipment, ensuring efficient data transmission and reception.

Conclusion of SN74LS253D

The SN74LS253D is a versatile and reliable multiplexer/demultiplexer IC that offers significant advantages in signal routing and processing applications. Its single supply operation, surface-mount package, and robust output current capabilities make it an ideal choice for modern electronic designs. With its compliance with international trade and environmental regulations, the SN74LS253D ensures ease of use and integration into a wide range of applications. Whether used in digital signal processing, data multiplexing, or control systems, the SN74LS253D provides a reliable and efficient solution for managing multiple signal paths.