您好,TI工程师:
LMH7220在VREF位置处会有抖动,如下图Figure27所示,输出在输入状态未确定的情况下在“0”和“1”之间切换。在测试1MHz,脉冲宽度分别为40ns和20ns情况下,当VREF设置为70mv时,将出现个输出抖动,调节VREF到400mv不会出现抖动。脉冲宽度也会增加,也设置的不一样。Figure28能解决震荡吗?有其他能代替的吗?
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