大佬们,我现在做的课题是脑电采集,正在画原理图,有一个不太懂的地方就是在EEG的pdf中AVSS和AGND是相连的?
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您好,
不是相连的,C22是AVSS的滤波电容,NI是不焊接的意思。如果不焊接的话,那AVSS和AGND在这里就是断开的。
下面gerber 文件希望对您的设计有帮助: