简介 这是一种具有数字角度输入信息的数-模转换器,把数字信息加到集成电路开关上,使R-2R电阻梯形网络发生预期的切换,从而能提供近似的正弦和余弦模拟电压函数,用以描 Introduction This is a digital-to-analog-to-digital converter that adds digital information to an integrated circuit switch and causes the R-2R resistor ladder network to switch as expected to provide approximate sine and cosine analog voltage functions , To describe