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ADS5402开发板前端有两个24.9ohm，请问这两个电阻应该靠近源端还是靠近终端呢？这两个24.9ohm电阻是用来做什么的呢？是提供终端阻抗吗？求解
这两个是信号终端电阻，匹配信号线阻抗的， 尽量靠近 ADC 的输入口
EVM板卡比较小，影响不大
