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您好，
SN65HVD82 输入电阻帮忙确认一下，手册里没有找到，多谢
您好，标准485总线接收器的输入阻抗为12Kohm，能够挂接的节点数为32个，datasheet中有描述SN65HVD82它是一个1/8 单位负载的收发器，所以它的输入阻抗为96Kohm，能够挂接的节点数为256个。
