Pololu 1606 - Parallax USB-to-Serial (RS-232) Adapter #28030

BOB-13263

Isolated USB converter - RS232/485/TTL for industrial applications. It provides easy communication between the USB interface and the RS232, RS485 and TTL standards. Waveshare USB TO RS232/485/TTL

USB - UART converter based on the FT232RNL chip. Compatible with voltages of 3.3 V and 5 V, it has been equipped with a miniUSB connector. Waveshare FT232 USB UART Board (mini)

4-channel industrial-grade USB-UART TTL converter. Equipped with a number of security features ensuring stable and safe communication. Waveshare USB TO 4CH TTL

USB-UART TTL converter based on the CH343G chip. Equipped with a number of security features ensuring stable and safe communication. Waveshare CH343 USB UART Board (mini)

Xbee USB adapter based on the FTDI chip. Intended for configuring Xbee modules. Thanks to the female goldpin connector, it can be used as an FTDI programmer for Arduino FIO / pro / mini / lilypad. DFRobot DFR0050

USB - UART converter based on the PL2303 chip. Compatible with voltages of 1.8 V, 2.5 V, 3.3 V and 5 V, it is equipped with a USB type A connector. Waveshare PL2303 USB UART Board (type A) V2

The USB-UART converter module with a USB-C connector is a versatile component that uses the CH340N chip to enable communication between the computer and devices using the UART interface, supporting 3.3V and 5V logical voltages, which makes it a universal tool for various applications. HW-234

RS232 - UART converter based on the MAX3238 chip. It uses all lines of the RS232 interface, thanks to which the user has all the standard\'s functionalities at his disposal. Pololu 126

The module with the converter USB-UART CP2104 dedicated for minicomputers Raspberry Pi. Adafruit 3589

KAmod RS232H-ALL is a RS232 to TTL signal converter, supporting all RS232 interface signals, based on the MAX3243/SP3243 system, with a TTL side voltage of 3-5.5 V, a maximum transmission speed of 250 kbps, ESD protection up to 15kV HBM, a standard DB9 connector, a Phoenix MC 3.81 connector and 2.54 mm goldpin pins, with a board size of 65x30 mm (72x30 mm with a DB9 connector

USB - UART converter based on the CP2102 chip. Compatible with a voltage of 3.3 V, has been equipped with a USB type C connector. Waveshare CP2102 USB UART Board (Type C)

The CY7C65213 USB to UART serial breakout is designed to provide users with a means to access all available I/O pins on the IC, and to provide a 6-pin UART header that is compatible with other SparkFun breakout boards. This breakout has a microUSB connector and other support circuitry to get the IC quickly up and running. BOB-13830

KAmod USB-UART-mini is a compact USB-C to UART converter, based on the FT230XS chip, enabling communication at speeds from 300 bps to 3 Mbps and providing the option of mounting using an additional front panel; includes LED indicators, supports signal voltages of 3.3 V, optionally 5 V, and offers support for Windows, Linux and Mac

USB port isolator based on the ADUM3160 chip. The device has a rated insulation voltage of 1500V. The isolator is powered from the USB port.