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Application of high resolution ADC AD7734 in 8 channels data acquisition system
Author(s):
WANG Haiyuan
,
ZHANG Lili
,
HAN Yuzhong
,
SUN Yu
Pages:
18
-
21
Year:
2010
Issue:
9
Journal:
Electronic Measurement Technology
Abstract:
在用于建筑工程质量检测、监测的仪器仪表领域中,高精度的ADC是必不可少的环节.本文介绍了基于高精度ADC AD7734的8通道数据采集系统的设计和实现,首先介绍了该芯片的基本特点及典型应用,该芯片在转换时间为500 μs(2 kHz通道转换)时,能够达到16位峰对峰精度,因而非常适用高精度、多通道的应用场合.在此基础上提出了具有最高1 kHz采样率、 可并行8通道同时采样的采集系统设计方案.经测试...
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