This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.


FT230XQ-R UART Interface RS232, RS422, RS485, SIE, UART 3MBd, 5 V, 16-Pin, QFN

Inquiry Add To Bom

FT230XQ-R General Description

The FT230XQ-R is part of FTDI's FT-X series of USB bridge ICs. These devices are designed to offer a seamless interface between UART-based systems and USB connections. They are widely used in various embedded systems, development boards, and other applications that require USB connectivity for communication and programming.

Key Features

  • Single Chip USB to Asynchronous Serial Data Transfer Interface
  • Entire USB Protocol Handled on Chip, No USB Specific Firmware Programming Required
  • Fully Integrated 2048-byte EEPROM for Storing Device Descriptors and CBUS I/O Configuration
  • Fully Integrated Clock Generation with no external crystal required + Optional clock o/p selection
  • Data Transfer Rates from 300 Baud to 3Mbaud
  • 512-byte Transmit and Receive Buffer utilising buffer smoothing technology for high data throughput
  • Royalty-free VCP and Direct (D2XX) drivers eliminate requirement for USB driver development
  • Configurable CBUS I/O Pins
  • Transmit and Receive LED Drive Signals
  • UART Interface Support for 7 or 8 Data Bits, 1 or 2 Stop Bits and Odd/Even/Mark/Space/No Parity
  • Synchronous and Asynchronous Bit Bang Interface Options with RD# and WR# Strobes
  • Battery Charger Detection, presence of a charger on USB port to enable faster charging of Batteries
  • Device Supplied Pre-programmed with Unique USB Serial Number
  • Supports Bus Powered, Self-powered and High-power Bus Powered USB Configurations
  • Integrated +3.3V Level Converter for USB I/O
  • True 3.3V CMOS drive output and TTL input (Operates down to 1V8 with external pull up)
  • Configurable I/O Pin Output Drive Strength
  • Integrated Power-on-reset Circuit
  • UART Signal Inversion Option
  • Internal 3.3V/1.8V LDO Regulators


  • Microcontroller Programming: They are commonly used to program and debug microcontrollers with UART interfaces via USB connections.
  • Serial Communication: These ICs can be used to interface with serial devices like GPS receivers, sensors, industrial controllers, and more.
  • Embedded Systems: In embedded systems, they facilitate USB connectivity for communication and configuration.
  • Development Boards: Many development boards and evaluation kits integrate FTDI USB-to-UART bridges for easy communication with a host computer during development and debugging.
  • Custom USB Devices: Designers use these ICs to create custom USB devices or converters for specific applications.


Category Integrated Circuits (ICs)InterfaceControllers Mfr FTDI, Future Technology Devices International Ltd
Series USBmadeEZ-UART, FT-X, X-Chip Package Tape & Reel (TR)Cut Tape (CT)Digi-Reel®
Product Status Active Digi-Key Programmable Not Verified
Protocol USB Function Bridge, USB to UART
Interface UART Standards USB 2.0
Voltage - Supply 3.3V ~ 5V Current - Supply 8mA
Operating Temperature -40°C ~ 85°C Package / Case 16-WQFN Exposed Pad
Supplier Device Package 16-QFN (4x4)

Service Policies and Others

After-Sales & Settlement Related

payment Payment

We accept TT prepayment (bank transfer), paypal, credit cards, Western Union, Money Gram.

If you have specific preferences or requirements for payment channels, please contact our sales team. 

customers are required to pay all possible fees, including sales tax,customs fees, etc.

shipping Shipping And Packing
Shipping Method

Our products are mainly transported and delivered by DHL, FedEx, UPS and other logistics partners on site -- Available to 200+ countries.


AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.

warranty Warranty & Returns

Our policies and procedures are designed to ensure compliance with various quality specifications and to quickly resolve quality-related issues.

We promise to provide 365 days quality assurance service for all our products.

If you have any dissatisfaction with the quality of the product you received, you can contact us for a refund or exchange, as long as the product is kept in its original condition.

Ratings and Reviews

A**a May 25, 2022

Does not overwrite through intercom prebor

I**h Mar 07, 2022

I order from fxi electronics co. not for the first time and many positions. Always everything is exactly the number, 2-1 week delivery to crimea. and excellent quality. I recommend! Seller thanks!

C**r Dec 30, 2021

Working, battery charged, charge indication red, end blue



You need to log in to reply. Sign In | Sign Up