我注意到了LMH5401可以放大2.5GHz的小信号。
但是5401这个是全差动的运放,是差分输出的。
有没有带宽从直流到上GHz的差分转单端的解决方案?
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LMH5401 后面可以考虑使用OPA855,8GHz GBP,小信号带宽2.5GHz, 大信号带宽0.85GHz,但是G=7 stable ,所以前端LMH5401的增益可以设置小一些,然后OPA855增益设置为7.