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THS4304: 单电源供电仿真异常

Part Number: THS4304
Other Parts Discussed in Thread: OPA859

各位老师您好!!我用单电源供电THS4304仿真了一个同相比例放大电路,输入信号是0~0.5V,方波,频率是20MHz,根据同相比例放大电路的放大倍数,这个电路放大倍数应该是2,但是输出信号缩小了很多倍,而且还带有很严重的尖峰,请问这个是为什么?谢谢 电路如下作图,输出信号为下右图