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TMUX1109串扰

Other Parts Discussed in Thread: TMUX1109, ADS1263

您好!我在使用TMUX1109+ADS1263做4通道采样,采样率1K。目前遇到的问题是TMUX1109切换通道后采样,信号会出现串扰,但是我看TMUX1109的资料,这个芯片就是用来做ADC多通道采样用的。不知道是不是我软件没处理好,麻烦用过的工程师指导指导,谢谢各位!

TMUX1109电源使用的是正负2.5V,ADS1263的基准源也是正负2.5V。