Voltage output digital-to-analog conversion circuit composed of AD5791

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The AD5791 is a single 20-bit voltage output digital-to-analog converter (DAC) with bipolar operating voltage up to 33V, positive reference voltage from 5V to VDD-2.5V, negative reference voltage from VSS+2.5V to 0V, accuracy of 1ppm, noise spectrum The density is 7.5 nV/√Hz and the temperature drift is 0.05 ppm/°C. It is mainly used in medical instruments, test and measurement, industrial control and high-end scientific and aviation instruments.

Figure 1. Block diagram of AD5791

Figure 2. AD5791 Daisy Link Block Diagram

Figure 3. Typical application circuit diagram of AD5791