Feature:1. There are 8 multiplexers at each address of the 0x70-0x77 address to control 64 identical I2C addressing portions.2. Compatible for IIC bus and system management bus (SMBus), effective low reset input, support for hot insertion, low standby current, no glitch during power-up.3. When a timeout or other incorrect operation occurs, the system host can reset the TCA9548A by setting the RESET input low.4. The layout is neat, the welding is exquisite, professionally manufactured and the reliability is high.5. Compact structure, small size, not easy to damage, durable and long service life.Specification:Condition: 100% Brand NewItem Type: Expansion BoardInterface: I2C IICChip: TCA9548AOptional I2C Address: 0x70-0x77Working Voltage: 1.65-5.5VMaximum Clock Frequency: 400KHzPackage List:1 x Expansion Development Board2 x Pin Header