Digital-to-analog converter and control method thereof
A digital-to-analog and digital-to-analog conversion technology, applied in digital-to-analog converters, analog/digital conversion, analog/digital conversion calibration/testing, etc., can solve problems affecting DAC output precision and accuracy, and achieve long-term drift suppression , Improve the effect of accuracy and precision
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 In order to enable those skilled in the art to better understand the solutions of the application, the technical solutions in the embodiments of the application will be clearly and completely described below in conjunction with the drawings in the embodiments of the application. Obviously, the described embodiments are only It is a part of the embodiments of this application, but not all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of this application.
 At present, there is a method to suppress long-term drift is to select low-drift devices when selecting components in the DAC, that is, in the DAC link, including DAC, buffer, reference, resistance on the link, etc. Low drift device. In this way, the low drift characteristics of each device are used to ensure the low drift of the DAC output and realize the suppression of long...
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