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请教TCA9548A输出SDL和SCL的IO模式

Other Parts Discussed in Thread: TCA9548A

请问TCA9548A的SDx和SCx在输出信号时是OpenDrain模式的吗?

看到手册中的功能示意图,前端的SDA、SCL和后端的SDx、SCx是直接通过MOS来实现选通通道;请问实际上也是这样实现的吗?如果是这样的话,如何能实现前端和后端的I2C使用不同的电平标准呢?