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F28388S GOIP84 PULL UP 电阻



 请问一下F28388S GOIP84输入电流跟输出电流是多少呢?
看规格书上写输出跟输入都是4mA , 用3.3V/4mA = 825欧
这样的PULL UP 电阻太大 , 请问GOIP84输入电流跟输出电流是多少呢?