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你好
在设计TCA9539-Q1时 VCC=3.3V。SOC 接口电平为1.8V
INT 描述为开漏，我希望上拉到1.8V 后接到SOC上面，这样设计是否可以？感谢
宏伟
您好，
可以的，OD输出高电平取决于上拉的电压值，它最大可以到5.5V
