LMH6629输入电压噪声密度0.69 nV/√Hz,测试的噪声系数在10-30MHz时候5.6dB,是不是说超低噪声嘛?怎么解释?输入电压噪声密度和噪声系数物理意义是什么?测试微弱信号的时候NF和输入电压电流噪声密度那个指标更重要?
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LMH6629输入电压噪声密度0.69 nV/√Hz,测试的噪声系数在10-30MHz时候5.6dB,是不是说超低噪声嘛?怎么解释?输入电压噪声密度和噪声系数物理意义是什么?测试微弱信号的时候NF和输入电压电流噪声密度那个指标更重要?