Texas Instruments

SN74LS298N  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74LS298N Description

The SN74LS298N is a high-performance multiplexer integrated circuit (IC) designed for a wide range of digital applications. Manufactured by Texas Instruments, this IC is part of the 74LS series, renowned for its reliability and efficiency. The SN74LS298N features a 4 x 2:1 multiplexing capability, allowing it to select one of four input signals and route it to a single output. This functionality is essential in applications requiring signal switching and data routing.

The SN74LS298N operates within a temperature range of 0°C to 70°C, making it suitable for use in various environmental conditions. It is designed for single supply operation, with a voltage supply range of 4.75V to 5.25V, ensuring compatibility with standard digital systems. The IC is housed in a through-hole package, specifically a 16-pin DIP (Dual In-line Package), which facilitates easy integration into printed circuit boards (PCBs).

SN74LS298N Features

• Multiplexing Capability: The SN74LS298N provides a 4 x 2:1 multiplexing function, enabling the selection of one of four input signals to be routed to a single output. This feature is crucial for applications requiring efficient signal switching and data routing.
• Single Supply Operation: The IC operates from a single supply voltage ranging from 4.75V to 5.25V, simplifying power supply requirements and ensuring compatibility with standard digital systems.
• High Current Capability: The SN74LS298N can source up to 400µA and sink up to 8mA, providing robust performance in driving various loads.
• Wide Operating Temperature Range: With an operating temperature range of 0°C to 70°C, the SN74LS298N is suitable for use in a variety of environmental conditions, ensuring reliable performance in diverse applications.
• Through-Hole Mounting: The through-hole package type facilitates easy integration into PCBs, making it ideal for both prototyping and production environments.
• Compliance and Standards: The SN74LS298N is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It also carries the ECCN classification of EAR99 and falls under the HTSUS code 8542.39.0001.

SN74LS298N Applications

The SN74LS298N is ideal for a variety of applications where signal switching and data routing are critical. Some specific use cases include:

• Digital Signal Processing: In systems where multiple digital signals need to be selectively routed to a single processing unit, the SN74LS298N provides an efficient and reliable solution.
• Data Acquisition Systems: The multiplexing capability of the SN74LS298N allows for the selection and routing of multiple sensor inputs to a central processing unit, enhancing the flexibility and functionality of data acquisition systems.
• Telecommunications: In communication systems, the SN74LS298N can be used to switch between different data channels, ensuring efficient data transmission and routing.
• Industrial Automation: The robust performance and wide operating temperature range make the SN74LS298N suitable for industrial applications where reliability and durability are paramount.

Conclusion of SN74LS298N

The SN74LS298N is a versatile and reliable multiplexer IC that offers significant advantages in signal switching and data routing applications. Its 4 x 2:1 multiplexing capability, combined with single supply operation and high current capacity, makes it an ideal choice for a wide range of digital systems. The through-hole package and wide operating temperature range further enhance its suitability for diverse applications. With its compliance to environmental and safety standards, the SN74LS298N is a future-proof solution for modern electronic designs.

SN74LS298N Documents

Download datasheets and manufacturer documentation for SN74LS298N

Datasheets :

SN54(LS)298, SN74(LS)298      

HTML Datasheet :

SN54(LS)298, SN74(LS)298      

PCN Design/Specification :

Material Set 30/Mar/2017