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The Best I2C To Serial Converter of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best I2C To Serial Converter of 2022. Check our ranking below.

2,771 Reviews Scanned

Rank No. #1
HiLetgo 2pcs CH341T Downloader Tool USB to I2C IIC USB to UART USB to TTL Convert Adapter Serial Downloader for STC STM PIC
  • USB to I2C IIC USB to UART USB to TTL Convert Adapter
  • Serial data communication, ISP mode program download
  • Can only be a Master. 20K, 100K, 400K, 750K multiple adjustable communication rates
Rank No. #2
NOYITO CH341A USB Serial Port Parallel Port Converter Module USB to UART IIC SPI TTL ISP EPP MEM Parallel Converter Module
  • The NOYITO CH341A conversion module is equipped with a CH341A chip, which is a USB bus transfer chip that provides asynchronous serial ports, print ports, parallel ports, and commonly used 2-wire and 4-wire synchronous serial interfaces through the USB bus.
  • This module can be used for serial port expansion, I2C interface EEPROM and SPI interface FLASH, as well as STC microcontroller programming, program debugging, data acquisition and other aspects.
  • Support parallel port: Support USB to printer parallel port and EPP or MEM parallel port.
  • Support serial port: support USB to UART, I2C, SPI interface.(The second picture on the left is the setting operation diagram)
  • NOYITO CH341A USB Serial Port Parallel Port Converter Module user manual driver document https://1drv.ms/u/s!AlzQUCOyZQhKgQKtjRiEux4ubqPW?e=bdeqfR
Rank No. #3
JESSINIE FT200XD USB to Serial Adapter USB to I2C Serial Module IIC Port TTL Level Input CMOS Output Transfer Convertor Serial Adapter CJMCU-200
  • Single chip USB to I2C interface, Up to 3.4MHz, high speed mode, I2C supported
  • Entire USB protocol handled on the chip. No USB specific firmware programming required.
  • Fully integrated 2048 byte multi-time programmable (MTP) memory storing device descriptors and CBUS I/O configuration.
  • Fully integrated clock generation with no external crystal required plus optional clock output selection enabling a glue-less interface to external MCU or FPGA.
SaleRank No. #4
USB to IIC Adapter Module, USB to IIC I2C UART Converter Adapter Module Electronic Components, USB to TTL Serial Download Adapter
  • Suitable For: This module has the function about USB to IIC or I2C, for flashing chip, IIC device control, machine brush. And also can be used separately as master. 20K, 100K, 400K, 750K adjusting communication rate.
  • Multiple Functions: This converter adapter module also has the function about USB to UART, for serial data, ISP program download, STC or for STM series microcontroller, with serial data communication.
  • Simple To Use: The serial data communication of our USB to UART adapter module is 50bps to 2Mbps, and can be configured for non conventional baud rate use.
  • Package Including: This package list has 1pcs USB To IIC I2C UART converter adapter module, and 1pcs jumper wire
  • Convenience To Use: This USB to IIC I2C UART converter adapter module provides LED lamp status display and switch voltage side. USB to IIC adapter module provides 5V and 3.3V voltage output and overall lightweight, stable and simple for installation.
Rank No. #5
USB to UART/I2C/SPI/JTAG Converter, USB to 2-ch UART, or USB to 1-ch UART + 1-ch I2C + 1-ch SPI, or USB to 1-ch UART + 1-ch JTAG,Compatible with Win7/8/8.1/10/11, Linux, Androidetc.
  • 【Supports Multiple Interfaces】 Easy to control and debug various interface devices via PC, Supports USB to 2-ch UART, or USB to 1-ch UART + 1-ch I2C + 1-ch SPI, or USB to 1-ch UART + 1-ch JTAG
  • Supports 2-ch high-speed UART interfaces, up to 9Mbps baud rate, with CTS and RTS hardware automatic flow control. Supports 1-ch I2C interface, for easy operating EEPROM through the host computer or programming I2C devices such as OLED and sensor.
  • Supports 1-ch SPI interface, with 2x chip select signal pins, capable of controlling 2-ch SPI slave devices at different times. Supports 1-ch JTAG interface, can be used with OpenOCD for debugging and testing. (Due to the limited testing of chips and software functions, users need to evaluate and test this function on their own)
  • Multiple Protection Circuits】 Onboard resettable fuse and ESD protection circuit, provides over-current/over-voltage proof, safe and stable communication. Onboard 3.3V and 5V level conversion circuit for switching the operating level of the communication interface, better compatibility.
  • 【Multiple Systems Support】Supports Win7/8/8.1/10/11, Linux, etc. 【Application Environments】Suitable for college students, technical engineers, electronic enthusiasts, or DIY makers for learning and debugging.
Rank No. #6
3pcs 5V 2004 1602 LCD Display IIC I2C Adapter IIC I2C Serial Interface Adapter Converter Module
  • Item Type: IIC I2C Serial Interface Module
  • Fit for 2004 1602 LCD Display
  • Supply Voltage :2.5-6V
  • Supports the I2C protocol
  • PCB Color: Black; I2C Size: 41.5 *19* 15.3mm (L*W*H)
Rank No. #7
waveshare USB to UART/I2C/SPI/JTAG Converter Support USB to 2-ch UART, or USB to 1-ch UART + 1-ch I2C + 1-ch SPI, or USB to 1-ch UART + 1-ch JTAG, Support Win11/10/8.1/8/7, Linux etc. Multi System
  • USB to UART/I2C/SPI/JTAG converter supports Win7/8/8.1/10/11, Linux, etc. multi system, compatible with 3.3V and 5V, easy to control and debug various interface devices via PC, suitable for college students, technical engineers, electronic enthusiasts, or DIY makers for learning and debugging
  • Supports 2-ch high-speed UART interfaces, up to 9Mbps baud rate, with CTS and RTS hardware automatic flow control; Supports 1-ch I2C interface, for easy operating EEPROM through the host computer or programming I2C devices such as OLED and sensor
  • Supports 1-ch SPI interface, with 2x chip select signal pins, capable of controlling 2-ch SPI slave devices at different times; Supports 1-ch JTAG interface, can be used with OpenOCD for debugging and testing (Due to the limited testing of chips and software functions, users need to evaluate and test this function on their own)
  • Onboard 3.3V and 5V level conversion circuit for switching the operating level of the communication interface, better compatibility. Onboard resettable fuse and ESD protection circuit, provides over-current/over-voltage proof, safe and stable communication
  • High-quality USB-B and DC connectors, smooth plug & pull, durable and reliable, with anti-reverse protection; Aluminium alloy case with oxidation dull-polish surface, CNC process opening, solid and durable, well-crafted
Rank No. #8
Serial Wombat 4B - I2C Smart I/O Expander and A/D Converter - 4 Pack. Drive Servos, switches, quadrature encoders, UART/I2C Bridge Over I2C Compatible with Arduino
  • Easily add a few more I/O or A/D channels to your project through I2C
  • Do complex tasks with a few simple calls to the API available for download through the IDE Library Manager
  • Many support videos and extensive documentation available online. See the User Guide pdf in the "Product guides and documents" at the bottom of this lisiting
  • 3 Input/Output and 1 Input Only pin on each chip. Each pin can be assigned a specific function such as Servo, Quadrature Encoder, A/D conversion, UART Bridge
  • Use all 4 chips together, or in 4 different projects. 100nF capacitors included. Uncut decal strip with 8 decals included. Upgradable Open Source Firmware available on GitHub.
Rank No. #9
USB to IIC I2C UART Converter Adapter Module, USB to UART, 5V and 3.3V Voltage Output, 50bps to 2Mbps Serial Data Communication, LED Lamp Status Display, Switch Voltage Side
  • [USB to IIC or I2C] This module allows for flashing chips, controlling IIC devices, and serial data communication. It can also be used separately as a master with adjustable communication rates.
  • [USB to UART] This module provides serial data communication and supports ISP program download for STC or series microcontrollers.
  • [50bps to 2Mbps] The serial data communication of our USB to UART adapter module is adjustable from 50bps to 2Mbps, allowing for non-conventional baud rate use.
  • [Status Display] This converter adapter module features LED lamp status display and switch voltage side for easy monitoring.
  • [Voltage Output] The USB to IIC adapter module provides 5V and 3.3V voltage output, making it lightweight, stable, and simple to install.
Rank No. #10
HiLetgo 2pcs 5V 2004 1602 LCD Display IIC I2C Adapter IIC Serial Interface Adapter for Arduino Robort Parts
  • HiLetgo IIC I2C Serial Interface Module
  • Supply Voltage :2.5-6V
  • Supports the I2C protocol
  • PCB Color: Black

Last update on 2024-05-20 / Affiliate links / Images from Amazon Product Advertising API

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