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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1268288/bq25731-i2c-voltage-level
BQ25731 I2C 是否可以支持 3.3V 和5V 上拉电路？
是的、SDA 和 SCL 的额定电压为7V。
