This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
最重要的是要求低噪音，
信号频率很高，高带宽的运放Vos我看了下，最低也有25uV。所以建议至少采用两级放大，先使用低失调电压的精度运放，然后再考虑使用高速运放。
可以给一个推荐的芯片组合么？给个具体的型号或者参考电路呢，谢谢
