一种高性价比A/D、D/A转换电路的实现  

Design of an High Performance and Price Ratio A/D, D/A Conversion Circuit

作　　者：王军强 邱军兴[2] 

机构地区：[1]西北工业大学第365研究所 [2]西安文理学院物理与电气工程系,陕西西安710065

出　　处：《西安文理学院学报（自然科学版）》2005年第2期50-52,共3页Journal of Xi’an University(Natural Science Edition)

摘　　要：介绍了一种用于小型飞行器数据采集和信号处理系统的多通道A/D、D/A转换电路;并采用性价比较高的ADC、DAC芯片,给出了电路设计和详细工作过程.针对小型飞行器电磁环复杂的情况,采用了新的设计方案,提高了电路的转换精度和系统的可靠性;在电路板设计中采用了适当的措施,增强了电路的抗干扰能力.实验证明,该电路能够满足飞行器系统要求.An A/D, D/A conversion circuit of data acquisition and information process system, used in a small-sized aircraft is described in this paper. ADC,DAC chips of high performance are used. For the complicated electromagnetism condition, new design methods are presented to improve circuit transfer precision and system dependability. In addition, measures are taken to enhance the anti-interference ability in design of PCB. Experiments show that this can meet with the requirements of the system.

关 键 词：ADC DAC 数据采集 信号处理系统 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]