基于USB2.0的高速高精度数据采集系统数字后端相关电路设计

为了满足数据采集系统对输入信号的高速高精度采集,本文重点介绍了数字后端、时钟电路、电源电路的设计,深入的研究了影响数据采集精度、电路稳定性的关键技术,给出了数字电路、时钟电路和电源电路的详细设计.系统已经设计完成,并已成功地应用到型号工程中.

High speed and high precision data acquisition system based on USB2.0 digital backend related circuit design

In order to satisfy the data acquisition system for high speed and high precision of the input signal acquisition, this paper mainly introduces the digital backend, clock circuit, power circuit design, research the key technology which influence the acquisition precision of data and Stability of the circuit, Gives the digital circuit, clock circuit and power circuit of the detailed design, the. System has been designed and has been successfully applied to the model in the project.