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最近想用INA122做个差分转单端的放大电路，跟着手册的说明用TINA仿真了一下，放大倍数始终不对，是INA122使用还有什么需要注意的地方么？
绿色是输入峰峰值位200mv，100K的正弦波
看到了，BW不对
