Mfr Part #:

FT231XQ-R

Mfr Name: FTDI, Future Technology Devices International Ltd

The FTDI, Future Technology Devices International Ltd FT231XQ-R is a USB to UART bridge controller. It operates from 3.3V to 5V and features a UART interface.

✓ Total Stock: 35,906 pcs

FT231XQ-R Available from 7 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Risen Electronics ✓ Non-Authorised Inventory information	20,000 pcs On Request	20000 pcs	On Request	1	On Request	On Request	On Request	On Request	2026-02-16 21:33:16
Smaxon Electronics ✓ Non-Authorised Inventory information	9,849 pcs On Request	9849 pcs	On Request	1	On Request	On Request	21+	On Request	On Request
Optech Co.,Limited ✓ Non-Authorised Inventory information	3,625 pcs On Request	3625 pcs	On Request	1	On Request	On Request	21+	On Request	On Request
Components Technology Group, Inc. ✓ Non-Authorised Inventory information	1,279 pcs On Request	1279 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	1,096 pcs On Request	1096 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Speed Components Ltd ✓ Non-Authorised Inventory information	54 pcs On Request	54 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Bristol Electronics ✓ Non-Authorised Inventory information	3 pcs On Request	3 pcs	On Request	1	On Request	On Request	2026-02-25 06:16:38	On Request	On Request

FT231XQ-R Description

Short technical summary and product information.

The FTDI, Future Technology Devices International Ltd FT231XQ-R is an integrated circuit designed for USB to UART communication.

This controller operates within a voltage range of 3.3V to 5V and utilizes a UART interface. It is specified for an operating temperature range of -40°C to 85°C. The device comes in a 20-QFN (4x4) package, specifically a 20-WFQFN Exposed Pad.

Key specifications include USB 2.0 compliance and a current consumption of 8mA. Its function as a bridge facilitates communication between USB and UART protocols, making it suitable for various embedded system designs requiring serial communication over USB.

FT231XQ-R Quick Information

Product Type: USB to UART Bridge Controller

Canonical Name: FTDI, Future Technology Devices International Ltd FT231XQ-R USB to UART Bridge Controller

Subcategory: Controllers

FT231XQ-R Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

FT231XQ-R Features

USB to UART bridge controller.
Operates from 3.3V to 5V.
UART interface support.
20-QFN (4x4) package.
USB 2.0 standards compliant.

FT231XQ-R Applications

Facilitates USB to serial communication.
Ideal for embedded system design.
Used in data acquisition systems.
Enables device firmware updates.
Supports microcontroller interfacing.

FT231XQ-R FAQs

6 frequently asked questions generated from this part’s specifications.

What is the operating temperature range for the FT231XQ-R?

The operating temperature range is -40°C to 85°C.

What package type is the FT231XQ-R supplied in?

The FT231XQ-R is supplied in a 20-QFN (4x4) package, specifically a 20-WFQFN Exposed Pad.

What is the operating voltage for the FT231XQ-R?

The operating voltage is between 3.3V and 5V.

What is the RoHS status of the FT231XQ-R?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the FT231XQ-R?

The Moisture Sensitivity Level is 1 Unlimited.

What is the REACH status of the FT231XQ-R?

The REACH status is REACH Unaffected.

Category	Controllers
Manufacturer Name	FTDI, Future Technology Devices International Ltd
AEC Qualified	No
Automotive Grade	No
Current	8mA
Function	Bridge, USB to UART
Industrial Grade	No
Interface	UART
Lead Spacing	4 mm
Medical Grade	No
Military Grade	No
Operating Temperature	-40°C ~ 85°C
Protocol	USB
Standards	USB 2.0
Supplier Device Package	20-QFN (4x4)
Voltage	3.3V ~ 5V