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从噪声性能、失真、速度、ＡＤＣ输入结构及输出阻抗和环路增益等方面简要分析了ＡＤＣ系统中缓冲器（驱动放大器）与ＡＤＣ的匹配问题。
From the aspects of noise performance, distortion, speed, ADC input structure, output impedance and loop gain, this paper briefly analyzes the matching between buffer (driver amplifier) and ADC in ADC system.