【摘要】 本文在介绍了16位高速串行模数转换器AD977A的功能、特点和工作原理的基础上,使用AD977A和ALTERA公司的CPLD实现了一种简单、实用的模数转换方法,并通过对实验结果的分析,证明了此方法具有高精度、高分辨率和低噪声等特点。更多还原

【Abstract】 In this paper, the functions, specialties and work principle of the AD977A are introduced, and a simple and useful method is presented to implement the A/D conversion with AD977A and CPLD. By the analysis of the conversion result, it is proved that the method has such characteristics as high accuracy, high resolution and low noise interference.更多还原