MAX5474EKA+T Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The MAX5474EKA+T is a high-performance, low-power digital potentiometer device for precision applications in data acquisition systems. It integrates a 6-bit, dual-supply, Application Specific Integrated Circuit (ASIC) with an On-Chip Temperature Sensor. Its low-power architecture, ideal for battery-operated, Solar, or portable applications, allows it to achieve a quiescent current of just 6µA.

The MAX5474EKA+T features two features not available in general-purpose, digital potentiometers - an on-chip temperature sensor and a digital-to-analog converter (DAC). Combined, these capabilities give it the ability to track and adjust the resistor ratio automatically in response to environmental temperature changes with a resolution of 0.004%.

The MAX5474EKA+T is used in data acquisition systems to accurately monitor and adjust the impedance value of a circuit. This is ideal for accurately measuring and monitoring signal levels, signal-to-noise ratio (SNR), gain, signal attenuation, and other data acquisition applications where precision is required. Using the device for these applications results in increased accuracy, reduced drift, and better overall performance.

The working principle of the MAX5474EKA+T is based on the fact that the resistance value of the device can be adjusted according to the voltage applied to its terminals. This device measures the voltage level between the potentiometer terminals while changes are made to the resistive element (also known as the wiper). When no voltage is applied, the resistance remains at its default \'zero value\'. However, when a voltage is applied to the device, the resistance between the terminals increases or decreases - depending on the direction of the current flow and the size of the voltage applied.

This allows the device to adjust its resistance value accordingly, thus creating a variable resistor -a digital potentiometer. Furthermore, by implementing an on-board temperature sensor, the device can monitor the change in temperature and adjust the resistance accordingly.

In conclusion, the MAX5474EKA+T is a versatile, high-performance digital potentiometer that is perfect for precision applications such as data acquisition systems. Its unique features allow it to maintain optimal performance despite changes in temperature, and its low-power architecture makes it ideal for battery-operated and/or portable applications.

The specific data is subject to PDF, and the above content is for reference