MCP2221AxML / MCP2221AxP

Adapts or transmits signals between devices.

Tutorial / documentation

Communication

Quick documentation & first test preparation

  1. Identify component MCP2221AxML and its package.
  2. Identify the protocol, logic levels and each pin’s function.
  3. Check required termination and pull-up/pull-down resistors.
  4. Consult the application circuit in the linked documentation before testing.

MCP2221AxML

USB to I2C/UART Protocol Converter with GPIO, QFN-16

  • USB to I2C/UART Protocol Converter with GPIO, QFN-16
  • Identify the protocol, logic levels and each pin’s function.
  • Check required termination and pull-up/pull-down resistors.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

MCP2221AxP

USB to I2C/UART Protocol Converter with GPIO, DIP-14

  • USB to I2C/UART Protocol Converter with GPIO, DIP-14
  • Identify the protocol, logic levels and each pin’s function.
  • Check required termination and pull-up/pull-down resistors.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation