onsemi

SN74LS258BDR2  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74LS258BDR2 Description

The SN74LS258BDR2 is a high-performance multiplexer (MUX) designed by onsemi, a leading manufacturer in the electronics industry. This device is part of the 74LS series, known for its reliability and efficiency in digital circuit applications. The SN74LS258BDR2 features a 4 x 2:1 multiplexing circuit, allowing for the selection of one of eight input signals to be routed to a single output. It operates within a voltage supply range of 4.75V to 5.25V and is designed for single supply operation, making it suitable for a variety of applications requiring efficient signal routing.

The SN74LS258BDR2 is housed in a surface mount package, ideal for modern printed circuit board (PCB) designs where space is a premium. It has an operating temperature range of 0°C to 70°C, ensuring stable performance in a wide range of environmental conditions. The device is REACH affected and classified under HTSUS code 8542.39.0001, with a moisture sensitivity level (MSL) of 3, indicating it can withstand up to 168 hours of exposure before requiring baking.

SN74LS258BDR2 Features

• Multiplexing Capability: The SN74LS258BDR2 features a 4 x 2:1 multiplexing circuit, enabling the selection of one of eight input signals to be routed to a single output. This design allows for efficient signal routing and reduces the need for multiple discrete components.
• Single Supply Operation: The device operates within a voltage supply range of 4.75V to 5.25V, making it suitable for applications where a single supply voltage is available. This simplifies power supply design and reduces overall system complexity.
• Surface Mount Packaging: The SN74LS258BDR2 is designed for surface mount technology (SMT), allowing for compact and efficient PCB layouts. This packaging method is ideal for high-density designs and automated manufacturing processes.
• Wide Operating Temperature Range: With an operating temperature range of 0°C to 70°C, the SN74LS258BDR2 is suitable for a variety of industrial and commercial applications where temperature variations are common.
• High Current Capability: The device supports an output current of 2.6mA for high-level signals and 24mA for low-level signals, ensuring robust performance in demanding applications.
• Moisture Sensitivity Level (MSL) 3: The SN74LS258BDR2 has an MSL rating of 3, indicating it can withstand up to 168 hours of exposure before requiring baking. This makes it suitable for environments with varying humidity levels.

SN74LS258BDR2 Applications

The SN74LS258BDR2 is ideal for a variety of applications requiring efficient signal routing and multiplexing. Some specific use cases include:

• Data Acquisition Systems: In systems where multiple sensors or data sources need to be connected to a single processing unit, the SN74LS258BDR2 can efficiently route signals without the need for complex switching mechanisms.
• Communication Interfaces: The device can be used in communication interfaces where multiple input channels need to be selected and processed, such as in UART or SPI communication protocols.
• Industrial Control Systems: In industrial environments, the SN74LS258BDR2 can be used to manage and route signals from various sensors and actuators, ensuring reliable and efficient operation.
• Consumer Electronics: The compact surface mount package and wide operating temperature range make the SN74LS258BDR2 suitable for consumer electronics applications where space and reliability are critical.

Conclusion of SN74LS258BDR2

The SN74LS258BDR2 is a versatile and reliable multiplexer designed for a wide range of applications. Its 4 x 2:1 multiplexing capability, single supply operation, and surface mount packaging make it an ideal choice for modern electronic designs. The device's wide operating temperature range and high current capability ensure robust performance in various environments. Whether used in data acquisition systems, communication interfaces, industrial control systems, or consumer electronics, the SN74LS258BDR2 offers a high level of performance and reliability. Its unique features and advantages over similar models make it a standout choice for engineers and designers in the electronics industry.

SN74LS258BDR2 Documents

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Datasheets :

Datasheet