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差分接收芯片

Other Parts Discussed in Thread: THS4131, OPA846

求推荐一款差分接收单端输出的运放芯片,增益带宽积大于50M,噪声小于2nV/rtHz。

我用全差动THS4131时,将输出端当做单端用,仿真无结果。。。以下是我的仿真及仿真结果图。

差分输出端的传输特性:

当做单端用的传输特性:

PS:我用变压器做平衡不平衡变换的话,如果将一端接地仿真也是没有任何结果,但是如果没有接地的话,仿真结果同第一张图。