| Applications Core Processor Program Memory Type Controller Series RAM Size Interface Number of I/O Voltage - Supply Operating Temperature Mounting Type Package / Case Supplier Device Package | USB Serial Port Controller 8052 ROM (10 kB) TUSB 18K x 8 I²C, USB, UART 4 3 V ~ 3.6 V -40°C ~ 85°C Surface Mount 32-VFQFN Exposed Pad 32-VQFN (5x5) |