--- product_id: 138973217 title: "USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black)" brand: "dtech" price: "99.50 DT" currency: TND in_stock: true category: "Dtech" url: https://www.desertcart.tn/products/138973217-usb-to-ttl-serial-3-3v-adapter-cable-tx-rx store_origin: TN region: Tunisia --- # 3 Mbps max data transfer Configurable PL2303 Prolific chip 6ft USB 2.0 cable length USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) **Brand:** dtech **Price:** 99.50 DT **Availability:** ✅ In Stock ## Summary > ⚡ Power your projects with precision and speed — don’t get left behind! ## Quick Answers - **What is this?** USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) by dtech - **How much does it cost?** 99.50 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/138973217-usb-to-ttl-serial-3-3v-adapter-cable-tx-rx) ## Best For - dtech enthusiasts ## Why This Product - Trusted dtech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Blazing 3 Mbps Speed:** Reliable high-speed data transfer ensures seamless debugging, programming, and firmware flashing. - • **Plug & Play 6ft Reach:** Extended cable length for flexible workspace setups and easy device connection without clutter. - • **Genuine PL2303 Chipset:** Industry-trusted Prolific chip with configurable EEPROM for tailored UART signal control. - • **3.3V Logic Level Precision:** Perfectly tuned for sensitive UART devices, protecting your hardware while maintaining signal integrity. - • **Universal Windows Compatibility:** Supports Windows XP through Windows 10 (32/64-bit) for hassle-free integration across legacy and modern systems. ## Overview The DTECH USB to TTL Serial Adapter Cable features a genuine PL2303TA Prolific chip enabling reliable 3.3V UART communication over a 6-foot USB 2.0 connection. Compatible with a wide range of Windows OS versions, it supports up to 3 Mbps data transfer rates and offers configurable EEPROM for advanced signal customization. Ideal for developers and engineers needing a dependable serial interface for debugging, programming, and firmware updates. ## Description 6-Foot PL2303TA chip USB to TTL serial adapter cable for 3.3 V logic level serial communication (rx, tx, vcc and GND) This USB TLL serial converter is built with Prolific PL2303 chip, FTDI’s royalty-free VCP allow for communication as a standard COM port; a great conversion data cord to meet with your needs of debugging, boot-loading, programming, etc. NOTE: If any installation or usage issues, please email us or you may download a driver and usage guide on Prolific official website The original PL2303 chip is embedded in the USB-A end; 4 way 0.1” header connector with GND (ground), VCC (5V), RX and TX at 3V3 logic level. Applications: Upgrading Legacy Peripherals to USB Interface Microcontroller UART or I/O, FPGA / PLD to USB Industrial Control USB Software / Hardware Encryption Dongles ... Features - The I/O pins of the USB to serial adapter wire are configured to operate at 3.3V logic level - Entire USB protocol handled by the electronics in the cable; - UART interface support for 7 or 8 data bits, 1 or 2 stop bits and odd / even / mark / space / no parity; - Data transfer rates from 300 to 3M baud rate at TTL levels; - Internal EEPROM with users writable area; - Supply voltage comes from USB bus, no external supply required; - UHCI / OHCI / EHCI host controller compatible Specific Interface A: USB 2.0 type A Male Port Interface B: 4 pin Female Socket flying leads Chip: Prolific PL2303TA Supports Windows 2008, XP and XP 64-bit, Vista and XP 64-bit, CE 4.2, 5.0 and 6.0; Windows 7, 8, 8.1, 10 (32 and 64-bit);Cable Colour: Black Wire Length: 1.8 Meter What’s Included 1 x USB to Serial TTL Level Converter Cable 6ft 1 X User Manual ## Features - 6 ft USB to TTL serial adapter (with 4 pin 0.1” pitch female header socket) connects devices with 3.3 V logic level UART signals interface to a laptop via USB port - A genuine PL2303TA chip module is housed in USB 2.0 type A male terminal for wider compatibility and supports reliable data transfer rates - 6 feet USB to TTL serial cable 3V3 (4 way output flying leads ) provides access to UART (transmit) Tx, (receive) Rx, VCC (5V) and GND - PL2303 Prolific chipset on the PCB board has configurable internal EEPROM and UART signals can be individually inverted by configuring the EEPROM - 4 pin 3.3V USB to TTL converter cord Compatible with Windows 10, 8, 8.1, 7 (32, 64-bit), 2008/XP/Vista/CE; ideal USB 2.0 debug cord for Vendor ID re-write, router, GPS, set top box, transmitter, flash firmware on hard drive, etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07R8BQYW1 | | Best Sellers Rank | #37 in Serial Adapters #3,624 in Computer Cables & Interconnects | | Brand Name | DTECH | | Cable Type | USB | | Color | 4 pin 3.3V | | Compatible Devices | computer, Laptop, Raspberry Pi, calculator, MBP, router, microphone, industrial controls, test equipment and instrumentation, consumer electronics, synthesizers, machine tool numerical controls, printers and video display terminals | | Connectivity Technology | USB | | Connector Gender | Male-to-Female | | Connector Type | 4 pin TTL, USB Type A | | Customer Reviews | 4.4 4.4 out of 5 stars (211) | | Data Transfer Rate | 3 megabits_per_second | | Indoor Outdoor Usage | Indoor | | Item Shape | Round | | Item Weight | 0.27 g | | Manufacturer | Guangzhou DTECH Electronics Technology Co.,Ltd | | Maximum Voltage | 3.3 volts | | Model | DT-6553 | | Model Name | DT-6553 | | Number of Items | 1 | | Number of Pins | 4 | | Other Special Features of the Product | Data Transfer, PL2303 chip | | Part Number | DT-6553 | | Recommended Uses For Product | Indoor | | Specification Met | ISO | | UPC | 714131653102 | | Unit Count | 1 Count | | Warranty Description | 1 Year | ## Product Details - **Brand:** DTECH - **Cable Type:** USB - **Connector Type:** 4 pin TTL, USB Type A - **Special Feature:** Data Transfer, PL2303 chip ## Images ![USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) - Image 1](https://m.media-amazon.com/images/I/51VQwX7E7aL.jpg) ![USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) - Image 2](https://m.media-amazon.com/images/I/61WNQD2VdiL.jpg) ![USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) - Image 3](https://m.media-amazon.com/images/I/61zo2YJGkeL.jpg) ![USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) - Image 4](https://m.media-amazon.com/images/I/51GNos1fMzL.jpg) ![USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) - Image 5](https://m.media-amazon.com/images/I/51DrBaMaWyL.jpg) ## Questions & Answers **Q: does this device work with linux 5.4?** A: Yes, it works great on Linux. It was automatically detected on by Ubuntu machine and shows up on lsusb as: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port with a device name of /dev/ttyUSB0 **Q: Is a pinout available please??** A: For this USB TTL serial cable, you can find the pinout details on the listing page images (the last image), which is TXD - white; RXD - green; VCC - red; GND - black. **Q: Will this work with 4pin rgb lights?** A: Depends on the lights. If they are standard serial communication at 3.3V, then yes. Power will have to be from elsewhere. **Q: Where are the drivers located?** A: No extra drivers are needed for Linux. The pl2303 Linux driver is usually included in desktop Linux distros. You will probably find the driver in /lib/modules//kernel/drivers/usb/serial/pl2303.ko ## Frequently Bought Together - DTech USB to TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6ft, Black) - ELEGOO 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Ribbon Cables Kit Compatible with Arduino Projects - DSD TECH SH-U09C5 USB to TTL UART Converter Cable with FTDI Chip Support 5V 3.3V 2.5V 1.8V TTL --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/138973217-usb-to-ttl-serial-3-3v-adapter-cable-tx-rx](https://www.desertcart.tn/products/138973217-usb-to-ttl-serial-3-3v-adapter-cable-tx-rx) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-25*