如题,书中有给差分运放的计算方式(如下图),但是如何设计差分运放的滤波呢?
请问TI的老师有没有相关的文献有针对性的介绍差分运放滤波器的?
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R2,R4并电容,具体的计算方法只需把电容的阻抗1/SC并联的方式计入即可,这是低通。