Texas Instruments

SN74LVC138ADGVR

SN74LVC138ADGVR Description

The SN74LVC138ADGVR from Texas Instruments is a high-performance 1-of-8 decoder/demultiplexer IC designed for low-voltage applications. Part of the 74LVC series, it operates within a 1.65V to 3.6V supply range, making it ideal for modern mixed-voltage systems. Housed in a compact 16-TVSO package with tape-and-reel (TR) packaging, it supports surface-mount assembly and complies with ROHS3 and REACH environmental standards. The device features 24mA output drive capability (sink/source), ensuring robust signal integrity in bus-oriented designs. With single-supply operation and unlimited moisture sensitivity (MSL 1), it is well-suited for automated manufacturing processes.

SN74LVC138ADGVR Features

• Low-Voltage Operation: Supports 1.65V–3.6V for compatibility with 1.8V, 2.5V, and 3.3V logic levels.
• High Drive Strength: Delivers ±24mA balanced output current for driving capacitive loads.
• Decoder/Demultiplexer Functionality: Converts 3 binary inputs into 8 mutually exclusive outputs, with an enable input for cascading.
• Low Power Consumption: Optimized for battery-powered and portable applications.
• Robust Packaging: 16-TVSO (Thin Shrink Small Outline) package minimizes board space while ensuring reliability.
• Industry Compliance: ROHS3, REACH, and EAR99 certified for global use.

SN74LVC138ADGVR Applications

• Memory Address Decoding: Efficiently selects memory banks in microcontrollers and FPGAs.
• Data Routing: Acts as a demultiplexer in communication systems to distribute signals.
• Industrial Control Systems: Interfaces with low-voltage sensors and actuators.
• Consumer Electronics: Used in smart devices, IoT modules, and display drivers.
• Automotive Electronics: Suitable for infotainment and control units due to wide voltage tolerance.

Conclusion of SN74LVC138ADGVR

The SN74LVC138ADGVR stands out for its low-voltage versatility, high drive capability, and compact form factor, making it a preferred choice for space-constrained, power-sensitive designs. Its decoder/demultiplexer functionality simplifies complex logic tasks, while TI’s reliability ensures long-term performance in industrial, automotive, and consumer applications. Engineers seeking a cost-effective, high-performance solution for signal distribution or address decoding will find this IC exceptionally capable.