DTECH
3ft USB to TTL Serial Cable 3.3V 6 Pin UART Adapter Genuine FTDI FT232RL Chip Debug Cord Compatible with Windows 11 10 8 7 Linux MAC OS 6Pin 3v3 Level Signal 2.54mm Dupont Female Header
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
Bottom line: The 3ft USB to TTL Serial Cable 3.3V 6 Pin UART Adapter Genuine FTDI FT232RL Chip Debug Cord Compatible with Windows 11 10 8 7 Linux MAC OS 6Pin 3v3 Level Signal 2.54mm Dupont Female Header is a mid-pack option worth checking against alternatives in the cables & connectors category, priced around $16.98, rated 3.8★ across 24 verified Amazon reviews. Worth shortlisting, but check close alternatives before deciding.
3-Foot USB TTL serial adapter built with FTDI FT232RL chip for 3.3V logic level serial communicationIt is built with FT232r chip that its royalty-free VCP driver allow for communication as a standard COM port and D2XX ‘direct’ drivers provide DLL application programming interface; a great conversion data cord to meet with your needs of debugging, boot-loading, programming, etc.The original FT232 chip is embedded in the USB-A end; 6 way 0.1” header connector with VCC (5V power) and GND (ground), as well as RXD, TXD, RTS and CTS at 3.3V logic level.Applications:Upgrading Legacy Peripherals to…
SpecPicks Verdict
SpecPicks classifies DTECH 3ft USB to TTL Serial Cable 3.3V 6 Pin UART Adapter Genuine… as a mid-pack option worth checking against alternatives in the cables & connectors category, based on 24 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. DTECH's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for cables & connectors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Backed by DTECH's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Below-average customer rating — read recent reviews before buying
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- 3 ft short USB to TTL serial adapter FTDI chip with 6 pin 0.1” pitch female socket header connects devices with 3.3 V logic level UART signals interface to a laptop via USB 2.0 port (232r-3v3)
- 3.3v TTL to USB cable is built with a genuine FTDI FT232R chip module in USB 2.0 type A male terminal for wider compatibility and reliable data transfer rates (TTL-232R-3V3)
- 3 feet USB to UART TTL serial cable 3.3 volt features 6 way outputs to provide access to Tx, Rx, RTS#, CTS#, VCC 5v and GND (power line provides 5V and data signal is at 3.3V)
- USB to TTL 3.3v built with FT232 FTDI chip on the PCB board has configurable internal EEPROM and 3V3 UART signals can be individually inverted by configuring the EEPROM
- USB-TTL converter chord is compatible with Windows 11, 10, 8, 8.1, 7, 2008/XP/Vista/CE, Mac OS, Linux; ideal USB 2.0 debug data communication cord for Vendor ID re-write, mini computer, router, printer, GPS, set top box, transmitter, flash firmware on hard drive, video display terminal, etc.
Full Specifications
| Brand | DTECH |
|---|---|
| Color | 6 pin 3.3V |
| Unit Count | 1.0 Count |
| Connectivity | USB |
| Model Number | DT-6554-1.0M |
| Compatibility | Mac, Linux |
| Input Voltage | 3.3 Volts |
| Built-In Media | USB to TTL serial adapter 6ft |
| Connector Type | 6 pin TTL, USB Type A |
| Current Rating | 3 Amps |
| Mfr Part Number | DT-6554-1.0M |
| Number of Items | 1 |
| Number of Ports | 6 |
| Power Plug Type | No Plug |
Ready to buy?
DTECH 3ft USB to TTL Serial Cable 3.3V 6 Pin UART Adapter Genuine FTDI FT232RL Chip Debug Cord Compatible with Windows 11 10 8 7 Linux MAC OS 6Pin 3v3 Level Signal 2.54mm Dupont Female Header is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
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