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请问TI的的数字万用表（DMM）和LCR表的测试原理是什么呢？
建议您之后将帖子发至 e2echina.ti.com/.../
您可以看一下 给出的框图
TI数字万用表和LCR表原理图.pdf
ti也有数字万用表方案，楼主可以参考
www.ti.com.cn/.../TIDA-00879
