按照数据手册提供的测试电路,当输入高频正弦波时,反向端的电阻匹配RF=1K,RG=330欧,只放大了2倍。如果RF=348欧,RG=50欧,出来的是方波。这是为什么?
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按照数据手册提供的测试电路,当输入高频正弦波时,反向端的电阻匹配RF=1K,RG=330欧,只放大了2倍。如果RF=348欧,RG=50欧,出来的是方波。这是为什么?