看了ADS1299的datasheet,描述模拟输入有单端(single-ended)和差分(Differential)两种,现在的接法如图所示;INxN脚全部接地,INxP端接模拟输入信号,请问,这种接法是否可行?ADS1299以下或者其他性能是否有影响:
1、噪声;
2、失调;
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看了ADS1299的datasheet,描述模拟输入有单端(single-ended)和差分(Differential)两种,现在的接法如图所示;INxN脚全部接地,INxP端接模拟输入信号,请问,这种接法是否可行?ADS1299以下或者其他性能是否有影响:
1、噪声;
2、失调;
我看有些接法,AGND不是接在INxN端,而是接在SRB1端,这是怎么回事?这两种接法有什么区别,那种接法的噪声要小点?