SN74LVC138ADRE4 - Texas Instruments 3-to-8 Line Decoder/Demultiplexer

The SN74LVC138ADRE4 is a high-performance, integrated circuit from Texas Instruments designed to effectively decode or demultiplex three binary input signals into one of eight mutually exclusive outputs. This versatile component is an essential part of the 74LVC family, which is renowned for its low-voltage operation and compatibility with mixed-voltage systems.

Key Features:

• Logic Family: The device belongs to the LVC family, which is known for low-voltage CMOS logic operating at a voltage range of 2.7 to 3.6V.
• Operating Voltage: It operates within a voltage range of 2.7V to 3.6V, making it suitable for interfacing with 3.3V logic levels while maintaining 5V tolerant inputs.
• High Speed: Possessing a typical propagation delay time of 4.6 ns, the SN74LVC138ADRE4 ensures swift decoding and demultiplexing, which is crucial for high-speed applications.
• Output Drive Capability: The device can sink/source up to 24 mA at the output, providing robust drive capabilities.
• Multiple Functions: It can be used as a demultiplexer by employing one of the enable inputs as the data input while using the remaining two enable inputs as strobes.
• Power Down Protection: Inputs and outputs are protected against excess voltage, which ensures that the device is safeguarded during power-up or power-down scenarios.
• Package: Offered in a space-saving 16-pin TSSOP (Thin Shrink Small Outline Package), the SN74LVC138ADRE4 is designed for optimized board space.

Applications:

The SN74LVC138ADRE4 is ideal for a wide range of applications, including but not limited to:

• Data routing
• Signal decoding
• Memory address decoding
• Function selection in multiplexed applications
• Control logic for digital systems

This Texas Instruments device is a crucial component for designers looking to implement efficient decoding and demultiplexing functions within their digital systems. The SN74LVC138ADRE4 combines performance, versatility, and reliability, making it a preferred choice for both commercial and industrial applications.