下面简要介绍常用的几种类型的AD的基本原理及特点：积分型、逐次逼近型、并行比较型/串并行型、Σ-Δ调制型、电容阵列逐次比较型及压频变换型。

- Below is a brief introduction to the basic principle and characteristics of several common types of AD: integral, successive approximation type, parallel type/serial parallel type, sigma delta modulation type, capacitance array successive comparison and frequency voltage transform type.