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数模混合信号集成电路测试系统的同步策略
引用本文:谭永红,雷跃,赵明明.数模混合信号集成电路测试系统的同步策略[J].桂林工学院学报,2007,27(3):432-436.
作者姓名:谭永红  雷跃  赵明明
作者单位:1. 柳州铁路局,科学技术研究所,广西,柳州,545007;柳州运输职业技术学院,广西,柳州,545007
2. 柳州运输职业技术学院,广西,柳州,545007
3. 柳州铁路局,科学技术研究所,广西,柳州,545007
摘    要:介绍了数字同步的触发类型,给出了标准总线和非标准总线条件下的同步触发方案.对数模混合信号集成电路测试系统的同步、测量仪器内部时钟周期与数字周期的同步、采样频率与输入信号频率的同步进行了分析,并给出了相关参数的约束关系.提出了解决数模混合信号集成电路测试系统同步问题的有效方案,使数模混合信号集成电路测试系统准确、稳定和可靠.

关 键 词:数模混合信号  测试系统  数字同步  触发方案
文章编号:1006-544X(2007)03-0432-05
修稿时间:2007-03-28

Synchronous Strategy of Digital and Analog Mixed-Signal IC Test System
TAN Yong-hong,LEI Yue,ZHAO Ming-ming.Synchronous Strategy of Digital and Analog Mixed-Signal IC Test System[J].Journal of Guilin University of Technology,2007,27(3):432-436.
Authors:TAN Yong-hong  LEI Yue  ZHAO Ming-ming
Affiliation:1. Science and Technology Research Institute of Liuzhou Railway Administration, Liuzhou 545007, China ; 2. Liuzhou Transport Vocational Technical College, Liuzhou 545007, China
Abstract:Based on the synchronization analysis of digital and analog mixed-signal IC test system,the type of digital synchronized trigger and the synchronous trigger methods under the standard bus condition or the non-standard bus condition are introduced.From the analysis of the synchronization of measuring instrument internal clock cycle,the digital cycle and the synchronization of sampling frequency and the input signal frequency,the constraint relationship of the relative parameters is put forward.At last,an effective solution to the synchronization of digital and analog mixed signal IC test system is found so that the test system works accurately,stably and reliably.
Keywords:digital and analog mixed signal  test system  digital synchronization  trigger method
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