FT234XD-R

FTDI

-40℃~+85℃ 125uA 2.97V~5.5V 8mA USB 2.0 USB to UART DFN-12(3x3) USB Converters ROHS

Extended

Datasheetftdi/FT234XD-R

Category: USB Converters
Package: DFN-12(3x3)
Pins: 12

Overview

The FT234XD-R is a USB Converter made by FTDI in a DFN-12(3x3) package with 13 pins. -40℃~+85℃ 125uA 2.97V~5.5V 8mA USB 2.0 USB to UART DFN-12(3x3) USB Converters ROHS.

PCBKit's library has its KiCad symbol (Interface_USB:FT234XD, from KiCad's library) and its footprint (Package_DFN_QFN:WDFN-12-1EP_3x3mm_P0.45mm_EP1.7x2.5mm, from KiCad's library), ready for a KiCad board. 1,187 are in stock at JLCPCB (part C132158). 49 open-source boards in 39 repositories on GitHub use it.

Symbol

Interface_USB:FT234XDFrom KiCad's library

Footprint

Package_DFN_QFN:WDFN-12-1EP_3x3mm_P0.45mm_EP1.7x2.5mmFrom KiCad's library

From the datasheet

Supply, least: 2.97 V · VCC, recommended operating minimum, normal operation · p. 15
Supply, most: 5.5 V · VCC, recommended operating maximum, normal operation · p. 15
Supply, least: 1.62 V · VCCIO, recommended operating minimum · p. 15
Supply, most: 3.63 V · VCCIO, recommended operating maximum · p. 15
Supply, absolute maximum: 5.5 V · VCC, absolute maximum · p. 14
Supply, absolute maximum: 4 V · VCCIO, absolute maximum · p. 14
Works from: -40 °C · Ambient operating minimum, power applied · p. 14
Works up to: 85 °C · Ambient operating maximum, power applied · p. 14
Takes working: 8 mA · VCC, typical operating supply current, normal operation · p. 15
Takes at most: 8.3 mA · VCC, maximum operating supply current, normal operation · p. 15
Takes asleep: 125 µA · VCC, typical USB suspend supply current · p. 15
A pin gives at most: 22 mA · Maximum DC output current per output · p. 14

What it is and has

MTP memory: 2048 byte · p. 1
Receive and transmit buffers: 512 byte each · p. 1
UART data rate: 300 baud to 3 Mbaud · p. 1
USB compatibility: USB 2.0 Full Speed · p. 1
CBUS: 1 configurable I/O pin, CBUS0 · p. 11
Clock generation: Integrated; no external crystal required · p. 11
Package: 12 Pin DFN · p. 2
Internal regulators: 3.3V and 1.8V LDO · p. 1

Specifications

Parameter	Conditions	As printed	Page
Storage Temperature		min -65 · max 150 Degrees C	14
Floor Life (Out of Bag) At Factory Ambient (30°C / 60% Relative Humidity)	IPC/JEDEC J-STD-033A MSL Level 3 Compliant	max 168 Hours	14
Ambient Operating Temperature (Power Applied)	Power applied	min -40 · max 85 Degrees C	14
VCC Supply Voltage		min -0.3 · max 5.5 V	14
VCCIO IO Voltage		min -0.3 · max 4 V	14
DC Input Voltage – USBDP and USBDM		min -0.5 · max 3.63 V	14
DC Input Voltage – High Impedance Bi-directional (powered from VCCIO)	powered from VCCIO	min -0.3 · max 5.8 V	14
DC Output Current – Outputs		max 22 mA	14
VCC Operating Supply Voltage VCC	Ambient Temperature = -40°C to +85°C; Normal Operation	min 2.97 · typ 5 · max 5.5 V	15
VCCIO Operating Supply Voltage VCC2	Ambient Temperature = -40°C to +85°C	min 1.62 · max 3.63 V	15
Operating Supply Current Icc1	Ambient Temperature = -40°C to +85°C; Normal Operation	min 6.5 · typ 8 · max 8.3 mA	15
Operating Supply Current Icc2	Ambient Temperature = -40°C to +85°C; USB Suspend	typ 125 uA	15
3.3v regulator output 3V3	Ambient Temperature = -40°C to +85°C; VCC must be greater than 3V3 otherwise 3V3OUT is an input which must be driven with 3.3V	min 2.97 · typ 3.3 · max 3.63 V	15
Output Voltage High Voh	VCCIO = +3.3V; Ioh = +/-2mA; I/O Drive strength = 4mA; typical and maximum are VCCIO	min 2.97 V	16
Output Voltage High Voh	VCCIO = +3.3V; I/O Drive strength = 8mA; typical and maximum are VCCIO	min 2.97 V	16
Output Voltage High Voh	VCCIO = +3.3V; I/O Drive strength = 12mA; typical and maximum are VCCIO	min 2.97 V	16
Output Voltage High Voh	VCCIO = +3.3V; I/O Drive strength = 16mA; typical and maximum are VCCIO	min 2.97 V	16
Output Voltage Low Vol	VCCIO = +3.3V; Iol = +/-2mA; I/O Drive strength = 4mA	typ 0 · max 0.4 V	16
Output Voltage Low Vol	VCCIO = +3.3V; I/O Drive strength = 8mA	typ 0 · max 0.4 V	16
Output Voltage Low Vol	VCCIO = +3.3V; I/O Drive strength = 12mA	typ 0 · max 0.4 V	16
Output Voltage Low Vol	VCCIO = +3.3V; I/O Drive strength = 16mA	typ 0 · max 0.4 V	16
Input low Switching Threshold Vil	VCCIO = +3.3V; LVTTL	max 0.8 V	16
Input High Switching Threshold Vih	VCCIO = +3.3V; LVTTL	min 2 V	16
Switching Threshold Vt	VCCIO = +3.3V; LVTTL	typ 1.49 V	16
Schmitt trigger negative going threshold voltage Vt-	VCCIO = +3.3V	typ 1.15 V	16
Schmitt trigger positive going threshold voltage Vt+	VCCIO = +3.3V	typ 1.64 V	16
Input pull-up resistance Rpu	VCCIO = +3.3V; Vin = 0	min 40 · typ 75 · max 190 KΩ	16
Input pull-down resistance Rpd	VCCIO = +3.3V; Vin =VCCIO	min 40 · typ 75 · max 190 KΩ	16
Input Leakage Current Iin	VCCIO = +3.3V; Vin = 0; typical printed as +/-1	min -10 · max 10 uA	16
Tri-state output leakage current Ioz	VCCIO = +3.3V; Vin = 5.5V or 0; typical printed as +/-1	min -10 · max 10 uA	16
Output Voltage High Voh	VCCIO = +2.5V; Ioh = +/-2mA; I/O Drive strength = 4mA; typical and maximum are VCCIO	min 2.25 V	17
Output Voltage High Voh	VCCIO = +2.5V; I/O Drive strength = 8mA; typical and maximum are VCCIO	min 2.25 V	17
Output Voltage High Voh	VCCIO = +2.5V; I/O Drive strength = 12mA; typical and maximum are VCCIO	min 2.25 V	17
Output Voltage High Voh	VCCIO = +2.5V; I/O Drive strength = 16mA; typical and maximum are VCCIO	min 2.25 V	17
Output Voltage Low Vol	VCCIO = +2.5V; Iol = +/-2mA; I/O Drive strength = 4mA	typ 0 · max 0.4 V	17
Output Voltage Low Vol	VCCIO = +2.5V; I/O Drive strength = 8mA	typ 0 · max 0.4 V	17
Output Voltage Low Vol	VCCIO = +2.5V; I/O Drive strength = 12mA	typ 0 · max 0.4 V	17
Output Voltage Low Vol	VCCIO = +2.5V; I/O Drive strength = 16mA	typ 0 · max 0.4 V	17
Input low Switching Threshold Vil	VCCIO = +2.5V; LVTTL	max 0.8 V	17
Input High Switching Threshold Vih	VCCIO = +2.5V; LVTTL	min 0.8 V	17
Switching Threshold Vt	VCCIO = +2.5V; LVTTL	typ 1.1 V	17
Schmitt trigger negative going threshold voltage Vt-	VCCIO = +2.5V	typ 0.8 V	17
Schmitt trigger positive going threshold voltage Vt+	VCCIO = +2.5V	typ 1.2 V	17
Input pull-up resistance Rpu	VCCIO = +2.5V; Vin = 0	min 40 · typ 75 · max 190 KΩ	17
Input pull-down resistance Rpd	VCCIO = +2.5V; Vin =VCCIO	min 40 · typ 75 · max 190 KΩ	17
Input Leakage Current Iin	VCCIO = +2.5V; Vin = 0; typical printed as +/-1	min -10 · max 10 uA	17
Tri-state output leakage current Ioz	VCCIO = +2.5V; Vin = 5.5V or 0; typical printed as +/-1	min -10 · max 10 uA	17
Output Voltage High Voh	VCCIO = +1.8V; Ioh = +/-2mA; I/O Drive strength = 4mA; typical and maximum are VCCIO	min 1.62 V	18
Output Voltage High Voh	VCCIO = +1.8V; I/O Drive strength = 8mA; typical and maximum are VCCIO	min 1.62 V	18
Output Voltage High Voh	VCCIO = +1.8V; I/O Drive strength = 12mA; typical and maximum are VCCIO	min 1.62 V	18
Output Voltage High Voh	VCCIO = +1.8V; I/O Drive strength = 16mA; typical and maximum are VCCIO	min 1.62 V	18
Output Voltage Low Vol	VCCIO = +1.8V; Iol = +/-2mA; I/O Drive strength = 4mA	typ 0 · max 0.4 V	18
Output Voltage Low Vol	VCCIO = +1.8V; I/O Drive strength = 8mA	typ 0 · max 0.4 V	18
Output Voltage Low Vol	VCCIO = +1.8V; I/O Drive strength = 12mA	typ 0 · max 0.4 V	18
Output Voltage Low Vol	VCCIO = +1.8V; I/O Drive strength = 16mA	typ 0 · max 0.4 V	18
Input low Switching Threshold Vil	VCCIO = +1.8V; LVTTL	max 0.77 V	18
Input High Switching Threshold Vih	VCCIO = +1.8V; LVTTL	min 1.6 V	18
Switching Threshold Vt	VCCIO = +1.8V; LVTTL	typ 0.77 V	18
Schmitt trigger negative going threshold voltage Vt-	VCCIO = +1.8V	typ 0.557 V	18
Schmitt trigger positive going threshold voltage Vt+	VCCIO = +1.8V	typ 0.893 V	18
Input pull-up resistance Rpu	VCCIO = +1.8V; Vin = 0	min 40 · typ 75 · max 190 KΩ	18
Input pull-down resistance Rpd	VCCIO = +1.8V; Vin =VCCIO	min 40 · typ 75 · max 190 KΩ	18
Input Leakage Current Iin	VCCIO = +1.8V; Vin = 0; typical printed as +/-1	min -10 · max 10 uA	18
Tri-state output leakage current Ioz	VCCIO = +1.8V; Vin = 5.5V or 0; typical printed as +/-1	min -10 · max 10 uA	18

Parameters

Applications Function: USB to UART
Current - Supply: 8mA
Current - Supply(Max): 8.3mA
Data Rate: 3Mbps
Features: FIFO buffer；Programmable baud rate；Built-in clock generator；Hardware flow control support；Power-on reset
Operating Temperature: -40℃~+85℃
Output Current per Pin(Max): 22mA
Quiescent Supply Current: 125uA
Standby Current: 125uA
USB Protocol: USB 2.0
Voltage - Supply: 1.62V~5.5V
Voltage - Supply(Absolute Max): 5.5V

Order codes

FT234XD-RLCSC C132158

Pinout

The pins of the FT234XD-R
Pin	Name	Type
1	USBDM	Input/output
2	RESET	Input
3	3V3OUT	Power out
4	VCC	Power in
5	GND	Power in
6	CBUS0	Input/output
7	TXD/D0	Input/output
8	RTS/D2	Input/output
9	VCCIO	Power in
10	RXD/D1	Input/output
11	CTS/D3	Input/output
12	USBDP	Input/output
13	GND	Passive

Open-source boards using it

All 49

4 layers128.5 × 40 mm
Scalenode cm4-baseboard
antmicro/scalenode-cm4-baseboard
Baseboard for Raspberry Pi 4 Compute Module optimized for clustering
146 parts152Apache-2.0
4 layers172.7 × 135.9 mm
JJ65c02
jimjag/JJ6502
My 6502 Based Breadboard Project
53 parts26MIT
4 layers150 × 50 mm
QI Charger
drewsum/QI_Charger
A DIY QI Wireless Phone Charger
322 parts20
8 layers100 × 100 mm
Thermal Camera
drewsum/Thermal_Camera
DIY Thermal Camera
559 parts19
8 layers126 × 117 mm
Demo board
azonenberg/electronics-training
Training materials for classes etc
311 parts15
2 layers12 × 31 mm
B ART typeU
idt12312/B-ART
UARTをBLEで飛ばすモジュール
22 parts11MIT
2 layers24 × 18 mm
Usb2serial autovtg
znuh/usb2serial-autovtg
USB to serial converter with automatic target voltage detection, buffered IOs, 1.8V to 5V support and backflow current protection
38 parts9CC-BY-SA-4.0
2 layers
Controller
alvarop/ostur
This is a work in progress for a cheese cave controller system. The goal is to be able to control a mini fridge to get the right conditions for cheesemaking.
89 parts8MIT

Show this part on your page

A live frame, for any web page

<iframe src="https://pcbkit.io/embed/parts/ftdi/FT234XD-R" title="FT234XD-R in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>

A picture

<img src="https://pcbkit.io/embed/parts/ftdi/FT234XD-R.jpg" alt="FT234XD-R" width="1200" height="900">

A picture that opens the part, for a README

[![FT234XD-R](https://pcbkit.io/embed/parts/ftdi/FT234XD-R.jpg?size=s)](https://pcbkit.io/parts/ftdi/FT234XD-R)

Questions

Is there a KiCad symbol and footprint for the FT234XD-R?

Yes. The symbol is Interface_USB:FT234XD and the footprint Package_DFN_QFN:WDFN-12-1EP_3x3mm_P0.45mm_EP1.7x2.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the FT234XD-R?

DFN-12(3x3), with 13 pins. Its footprint is drawn on this page.

Where is the FT234XD-R datasheet?

FTDI publishes it: the Datasheet link on this page opens it.

Where can I order the FT234XD-R?

JLCPCB lists it as part C132158, with 1,187 in stock; the sellers' links on this page open their listings.

What can replace the FT234XD-R?

Parts like it in the library: the FT234XD-T by FTDI. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the FT234XD-R?

49 boards in 39 repositories on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

FT234XD-T
DFN-12-EP(3x3)-40℃~+85℃ 125uA 5.5V 8mA USB 2.0 USB to UART DFN-12-EP(3x3) USB Converters ROHSFTDIUSB Converters