Tutorial: FT4222HQ

Adapts or transmits signals between devices.

FT4222HQ

Tutorial / documentation

Communication

Quick documentation & first test preparation

  1. Identify component FT4222HQ 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.

FT4222HQ

USB 2.0 to Quad SPI or I2C Bridge, VQFN-32

  • USB 2.0 to Quad SPI or I2C Bridge, VQFN-32
  • 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

Inputs and outputs must match the function described in the selected reference’s documentation.