Other Parts Discussed in Thread: SN3257-Q1 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/switches-multiplexers-group/switches-multiplexers/f/switches-multiplexers-forum/1284949/sn3257-q1-use-case-of-1-8v-i2c-at…
Hello, usually, we didn't recommend the unused input to float in case picked up the noise.
Generally we recommend to connect VCC or GND to avoid floating.
As to the unused pin of SN3257, the datasheet also provide the description of the unused pin…