Texas Instruments

SN54S139J  

Encoders, Decoders, Multiplexers & Demultiplexers

SN54S139J Description

The SN54S139J is a high-performance dual 2-line to 4-line decoder/demultiplexer designed for a wide range of digital applications. Manufactured by Texas Instruments, this logic IC chip is part of the 54S series, known for its robustness and reliability in various electronic systems. The SN54S139J features two independent circuits, each capable of decoding two input lines into four output lines, making it highly efficient for signal routing and control applications.

SN54S139J Features

• Dual 2-line to 4-line Decoding: The SN54S139J provides two independent 2-line to 4-line decoding circuits, allowing for efficient signal distribution and control in complex digital systems.
• Single Supply Operation: The device operates from a single supply voltage ranging from 4.5V to 5.5V, simplifying power supply design and reducing system complexity.
• Through Hole Mounting: The through-hole mounting type ensures mechanical stability and ease of integration into various printed circuit board (PCB) designs.
• High Current Capability: The SN54S139J offers a current output capability of 1mA for high-level outputs and 20mA for low-level outputs, making it suitable for driving a variety of loads.
• Active Product Status: As an active product, the SN54S139J benefits from ongoing manufacturing and support, ensuring long-term availability and reliability.
• Bulk Packaging: Available in bulk packaging, the SN54S139J is ideal for high-volume production and inventory management.
• Compliance: The SN54S139J is classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international trade regulations.

SN54S139J Applications

The SN54S139J is well-suited for a variety of applications where signal decoding and demultiplexing are required. Some specific use cases include:

• Digital Systems: Ideal for use in digital systems where multiple signals need to be routed to different destinations based on control inputs.
• Control Circuits: Effective in control circuits where precise signal distribution is necessary to manage various system components.
• Data Routing: Useful in data routing applications where multiple data lines need to be selectively enabled based on input conditions.
• Memory Address Decoding: Can be employed in memory address decoding to enable specific memory locations based on address inputs.

Conclusion of SN54S139J

The SN54S139J from Texas Instruments is a versatile and reliable dual 2-line to 4-line decoder/demultiplexer that offers significant advantages over similar models. Its dual decoding circuits, single supply operation, and high current output capability make it an excellent choice for a wide range of digital applications. The through-hole mounting and bulk packaging further enhance its suitability for various PCB designs and high-volume production. Whether used in digital systems, control circuits, data routing, or memory address decoding, the SN54S139J provides robust performance and long-term reliability, making it a valuable component in the electronics industry.

SN54S139J Documents

Download datasheets and manufacturer documentation for SN54S139J

Datasheets :

7700401EA Datasheet