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请问一下各位,在增益为150时,满足带宽120M的放大器有推荐的么?之前准备用NEC的uPC1663,可惜买不到了=-=
抱歉,参数提供错误了,实际设计中GBW应该是3GHZ左右。但是一般的运放在高频下增益都会很小,想请教另外一个问题:关于运放的GBW,如果多个运放级联使用,他们的增益和带宽是什么样的关系?GBW还是一个固定的值么?有没有可参考的资料,谢谢!