Texas Instruments

SN74LS148N  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74LS148N Description

The SN74LS148N is a priority encoder integrated circuit (IC) designed by Texas Instruments, a leading manufacturer in the electronics industry. This IC is part of the 74LS series, known for its reliability and performance in digital logic applications. The SN74LS148N is specifically designed to encode 8 input lines into a 3-bit binary output, making it an essential component in applications requiring efficient data encoding and prioritization.

SN74LS148N Features

The SN74LS148N offers several key features that make it a versatile and reliable choice for digital logic applications:

• Operating Temperature Range: The SN74LS148N operates within a temperature range of 0°C to 70°C, making it suitable for a wide range of industrial and commercial environments.
• Single Supply Voltage: It operates on a single supply voltage ranging from 4.75V to 5.25V, simplifying power supply requirements and reducing complexity in circuit design.
• Through Hole Mounting: The through-hole mounting type ensures robust mechanical stability and ease of integration into various types of circuit boards.
• 1 x 8:3 Encoding: This IC efficiently encodes 8 input lines into a 3-bit binary output, providing a compact solution for encoding multiple signals.
• Independent Circuits: The SN74LS148N features one independent circuit, ensuring reliable and accurate encoding without interference from other components.
• Output Current: The IC can handle an output current of 400µA for high-level outputs and 8mA for low-level outputs, providing flexibility in driving various types of loads.
• Compliance and Standards: The SN74LS148N is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards for electronics components.
• Packaging: Available in a tube package, the SN74LS148N is easy to handle and store, making it convenient for both small-scale and large-scale production.

SN74LS148N Applications

The SN74LS148N is ideal for a variety of applications where efficient encoding and prioritization of multiple input signals are required. Some specific use cases include:

• Data Encoding: In systems where multiple input signals need to be encoded into a smaller number of output lines, the SN74LS148N provides a reliable and efficient solution.
• Priority Encoding: The IC prioritizes input signals, ensuring that the highest priority input is encoded first. This is particularly useful in applications such as interrupt handling in microprocessors and control systems.
• Digital Logic Circuits: The SN74LS148N can be integrated into various digital logic circuits to manage and process multiple input signals efficiently.
• Industrial Control Systems: In industrial automation and control systems, the SN74LS148N can be used to encode sensor inputs or control signals, simplifying the overall system architecture.
• Telecommunications: In telecommunication systems, the IC can be used to encode multiple signals from different sources, ensuring efficient data transmission and processing.

Conclusion of SN74LS148N

The SN74LS148N is a robust and versatile priority encoder IC that offers significant benefits in terms of performance, reliability, and ease of integration. Its ability to encode 8 input lines into a 3-bit binary output makes it an ideal choice for applications requiring efficient data encoding and prioritization. With its wide operating temperature range, single supply voltage, and through-hole mounting type, the SN74LS148N is suitable for a variety of industrial and commercial applications. Its compliance with environmental and safety standards further enhances its appeal for modern electronics design. Overall, the SN74LS148N stands out as a reliable and efficient solution for digital logic applications, offering unique advantages over similar models in the market.

SN74LS148N Documents

Download datasheets and manufacturer documentation for SN74LS148N

Datasheets :

SN54/74(LS)147/48 (TIM9907)      

HTML Datasheet :

SN54/74(LS)147/48 (TIM9907)      

PCN Design/Specification :

Material Set 30/Mar/2017