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输入信号为300M、500mv有效值，希望能够将他放大到2V有效值，不知道选择什么样的放大器芯片比较合适，请问大牛们有没有合适的芯片推荐一下，感激不尽！！
这么大频率的信号，考虑到GBW要有足够的余量保证信号放大不失真，估计需要多级放大才行。单颗运放无法实现。
