AD5172BRM10-RL7

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The AD5172BRM10-RL7 digital potentiometer is a dual, 10-position digital potentiometer integrated circuit with 256 tap points offering extended temperature performance and low power consumption. Digital potentiometers are widely used in applications ranging from music/audio equipment and automotive applications to video games and toys. The AD5172BRM10-RL7 is designed specifically for digital-to-analog (D/A) conversion, signal gain setting, analogue signal mixing and mixing control applications.

The AD5172BRM10-RL7 is a high-performance device that features a low power supply range of 2.7V to 5.5V, up to 256 taps, up to 10-bit resolution, and low power consumption. The device includes a single R-2R ladder structured resistor array that provides a wide variety of analog output – from 0V to VDD. The device includes two identical wiper (or tap) circuits, each with a 256 position resolution. The output of the wiper circuits (VOUTX and VOUTY) is controlled by two 8-bit registers that determine the tap position.

The AD5172BRM10-RL7 is designed for use with a microprocessor-driven control system, featuring an SSM (selectable serial mode) register that can be used to configure the device for serial communication with any microcontroller.

The AD5172BRM10-RL7 is ideal for digital signal control applications as it offers flexible system control and flexibility through the two 8 bit digital to analog control registers and powerful system protection with the improved ESD protection. As the digital potentiometer is a non-volatile memory device, the user can store and recall settings and positions.

The working principle of the AD5172BRM10-RL7 is based on the principle of resistance ladder. The different tap points of the ladder are determined by the varying resistance. The output voltage is then determined by the ratio between the value of the resistance at the tap point and the resistance of the resistor ladder and is controlled by the control registers. The AD5172BRM10-RL7 can be used as a variable gain amplifier or integrated as part of a signal mixing or mixing control system.

The AD5172BRM10-RL7 digital potentiometer offers a wide range of applications in Data Acquisition. The most common applications are in music/audio equipment such as graphic equalizers and frequency-adjustable amplifiers; power-supply regulation for AC/DC adapters, and controlling voltage signals in automotive engine control applications. Other applications include D/A conversion, signal gain setting, automatic gain control, gain placement, and signal mixing.

In conclusion, the AD5172BRM10-RL7 digital potentiometer is a versatile and high-performance integrated circuit which offers reliable and flexible control of analog signals. With a wide range of applications and a low power consumption, the device is an ideal choice for data acquisition applications.

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