ADI拥有一系列种类齐全的高分辨率低带宽的Sigma-Delta ADC 产品，这些产品不仅集成了ADC，还集成了电流源、多路开关、可编程增益放大器PGA，模拟输入缓冲等等,本文档介绍了其具体应用的设计方法。-ADI has a complete range of high resolution low bandwidth Sigma-Delta ADC products, these products are not only integrates ADC, integrated the current source, multiplex switch, programmable gain amplifier PGA, analog input buffer and so on, this document describes the concrete application design method.