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Other Parts Discussed in Thread: TUSB8041
您好，
目前我的客户单板上TUSB8041IRGCT的I2C接口会将I2C高电平拉低到2.5V，供电是3.3V，链路上总的3个I2C器件，上拉电阻4.7K，断开TUSB8041IRGCT的I2C链路，高电平能恢复到3.3V。我看数据手册写I2C管脚配置是下拉的，请问下拉电阻是多大？
谢谢！
