M5Stack U040-B-V21 多路复用器单元 使用PCA9548AP芯片的I2C多路复用器单元，能够将单个I2C接口扩展为六个通道

Dimensions: 48 mm x 24 mm x 12 mm

Unit Weight: 7.100 g

Interface Type: I2C

Number of Channels / Ports: 6 Port

Maximum Operating Temperature: + 40 C

Minimum Operating Temperature: 0 C