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Description: Replacement:BOB-00199. We are no longer selling this bare IC but we do continue to sell the breakout board. This page is for reference only.

Silicon Laboratories USB to UART IC. The latest units from Signal: the CP2103 is a extended version of the CP2102 and CP2101. All the functionality with the addition of four general purpose I/O pins. That’s right! You can drive four GPIO pins independantly via USB!

  • Implements full v2.0 USB protocol
  • Needs no external crystal
  • Requires only a pull-up resistor and two decoupling caps
  • Internal EEPROM for device ID and Product Description strings
  • 4 independently controllable GPIOs

Also available is the CP2103 Breakout Board!


Drivers: SFE USB Drivers (Includes drivers for Linux and MacOS), USB Driver Installation Information

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