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AFE58JD48: AFE58JD48

Part Number: AFE58JD48
Other Parts Discussed in Thread: TX7516

你好,我使用AFE58JD48采集信号发生器产生的10M到30MHz的+-几mv的正弦波,根据手册放大倍数还原幅值正确 ,但当采集TX7516连接的回波数据,相同的放大倍数还原后却发现与示波器上面的幅值差距很大,示波器上原本几乎到1V的震荡数据,采集后只有几十mv,原本几十mv的回波信号,采集后只有不到1mv ,,请问是什么原因?