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我不用ina1620的内部电阻，改用外部，但空余的片上电阻引脚怕引起干扰不想悬空，能否短路到地？会不会引起放大器工作不正常？
您好，
已经收到了您的案例，调查需要些时间，感谢您的耐心等待。
悬空或接地都是可以的，参考下面：
好的，谢谢
