Texas Instruments

SNJ54ALS139J  

Encoders, Decoders, Multiplexers & Demultiplexers

SNJ54ALS139J Description

The SNJ54ALS139J is a dual 2-line to 4-line decoder/demultiplexer, part of the 54ALS series manufactured by Texas Instruments. This logic IC chip is designed for applications requiring efficient signal decoding and demultiplexing. It features two independent circuits, each capable of converting a 2-line input into a 4-line output. The device operates on a single supply voltage ranging from 4.5V to 5.5V, ensuring compatibility with a variety of power sources. The SNJ54ALS139J is housed in a through-hole package, making it suitable for applications where physical robustness and ease of installation are critical.

SNJ54ALS139J Features

• Independent Circuits: The SNJ54ALS139J features two independent 2-line to 4-line decoder/demultiplexer circuits, allowing for simultaneous processing of two separate input signals.
• Circuit Configuration: Each circuit is configured as 1 x 2:4, enabling efficient decoding of binary input signals into four distinct output lines.
• Mounting Type: The through-hole mounting type ensures secure and reliable installation on printed circuit boards, ideal for industrial and commercial applications.
• Voltage Supply Source: The device operates on a single supply voltage, simplifying power management and reducing the complexity of the power supply circuitry.
• Voltage Range: The supply voltage range of 4.5V to 5.5V provides flexibility and compatibility with various power sources.
• Output Current: The SNJ54ALS139J offers an output current of 400µA for high-level outputs and 8mA for low-level outputs, ensuring robust signal transmission.
• Compliance and Status: The device is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) that is not applicable, enhancing its durability in various environmental conditions.
• Package Type: The tube packaging ensures the device is protected during shipping and storage, maintaining its integrity until ready for use.

SNJ54ALS139J Applications

The SNJ54ALS139J is ideal for applications requiring efficient signal decoding and demultiplexing. Its dual independent circuits make it particularly suitable for:

• Data Routing: In systems where multiple data streams need to be routed to different destinations based on control signals.
• Address Decoding: In memory systems where address lines need to be decoded to select specific memory locations.
• Control Signal Distribution: In complex control systems where multiple control signals need to be distributed to different components.
• Digital Logic Circuits: In digital circuits where efficient signal processing and distribution are required.

Conclusion of SNJ54ALS139J

The SNJ54ALS139J is a versatile and reliable dual 2-line to 4-line decoder/demultiplexer, offering significant advantages over similar models. Its dual independent circuits, robust through-hole mounting, and flexible voltage supply range make it an ideal choice for a wide range of applications. The device's compliance with REACH and ROHS3 standards ensures it meets the highest environmental and safety requirements. Whether used in data routing, address decoding, or control signal distribution, the SNJ54ALS139J provides efficient and reliable performance, making it a valuable component in modern electronic systems.

SNJ54ALS139J Documents

Download datasheets and manufacturer documentation for SNJ54ALS139J