FT232RQ-REEL: Overview, Features, and Applications


The FT232RQ-REEL is a popular USB-to-serial UART interface IC produced by FTDI (Future Technology Devices International). Here is an overview of this IC's features and its common applications:


  • Type: USB-to-Serial UART Interface IC
  • Package: SSOP-28
  • Manufacturer: FTDI (Future Technology Devices International)



  1. USB Connectivity: It features USB connectivity and is designed to provide a bridge between USB and serial interface (UART/I2C/SPI).

  2. Integrated Voltage Regulator: The IC integrates a voltage regulator, enabling it to operate directly from USB supply voltages.

  3. USB 2.0 Compliant: It is compliant with USB 2.0 specifications, ensuring compatibility with a wide range of USB hosts.

  4. UART Interface: The IC implements a UART (Universal Asynchronous Receiver-Transmitter) interface, enabling serial communication with various devices.

  5. EEPROM Memory: The FT232RQ-REEL incorporates EEPROM memory, which can be used for storing device descriptors and manufacturer-specific data.

  6. Support for Multiple Interfaces: Besides UART, it also supports I2C and SPI interfaces, allowing for diverse connectivity options.



  1. USB-to-Serial Conversion: Platform to create simple and straightforward USB-to-serial applications.

  2. Programming and Debugging: Used in programming and debugging microcontrollers, and communicating with various embedded systems through a USB interface.

  3. Peripheral Interface: Employed in providing USB connectivity to devices that utilize UART/I2C/SPI communication, such as smart home devices, sensors, and various consumer electronics.

  4. Industrial Control Systems: The IC is used in industrial control systems for data communication and control through USB interfaces.

  5. Test and Measurement Equipment: Incorporated into test and measurement equipment for communication with PCs and other devices via USB.

  6. Automotive Electronics: Utilized in automotive electronics for diagnostics, data logging, and reprogramming of electronic control units (ECUs).

The FT232RQ-REEL is a versatile USB-to-serial UART interface IC, capable of integrating USB connectivity into a wide variety of electronic systems for data communication and control purposes. It is commonly used across a range of industries due to its compatibility and reliability.