CJMCU- 9548 TCA9548A 1-to-8 I2C 8 -way multi-channel expansion board
- 1-to-8 Bidirectional Translating Switches
 - I2C Bus and SMBus Compatible
 - Active-Low Reset Input
 - Three Address Pins,Allowing up to Eight TCA9548A Devices on the I2C Bus
 - Channel Selection Through an I2C Bus, In Any Combination
 - Operating Temperature Range: -40~85 celsius
 - Max Frequency: 400KHz
 - Channel Width: 8
 - Simultaneously Active Channels: 1-8
 - Special Features: reset input; 5V tolerant I/O