SN74LVC138ADRG4

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The SN74LVC138ADRG4 is a high-performance signal switch, a member of the 74LVC series developed by Texas Instruments. It is a low-voltage CMOS device which uses advanced BiCMOS technology and operates from a nominal 3V supply. It consists of an eight-stage de-multiplexer which provides a wide range of signal switching options between 8 different digital I/O pins. The SN74LVC138ADRG4 provides significant performance advantages over conventional TTL logic switches due to its very low propagation delay times and low power consumption. It is also fully compliant with military specification devices and therefore is well-suited for use in applications where space and cost are tight.

The SN74LVC138ADRG4 can be used for a wide range of applications, including signal level shifting between two different logic data paths, multiplexing and de-multiplexing, power sequencing, and load management. It can also be used to provide an alternative pin-out option for single-ended-to-differential signal conversion. The device is designed for use in high-speed, high-reliability systems, and can operate over a frequency range of up to 200MHz for most designs. It is also easily configurable for use in low-voltage and low-power applications such as battery-backed systems.

The SN74LVC138ADRG4 works on the principle of multiplexing where data is received and stored on one data bus and then simultaneously transmitted on another. It consists of 8 input pins (eight I/O pins) and one output pin (an enable pin). When the enable pin on the device is set to "1", all 8 input pins are connected to the output pin simultaneously, allowing data to flow across the multiplexer. Conversely, when the enable pin is set to "0", all 8 input pins are disconnected from the output pin, thus preventing data from passing from one bus to the other.

The SN74LVC138ADRG4 is designed for easy interface and low-power operation, making it a very effective choice for a wide range of applications. It is a high-performance, economical and reliable solution for a variety of signal switching, multiplexing and load management solutions. It is ideal for use in military or industrial applications as well as in consumer and portable electronics.

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