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5V TTL-232R Serial UART Cable 6FT with 3.5mm Audio Jack


Quick Overview

5V USB to TTL cable for 232R serial signals proprietary to serial communication hardware using audio jack connections.

Availability: In stock



USB to TTL Terminated Audio Jack Cable

The U232R5VAJ TTL-232R 5V converter cable is terminated by a standard 3.5mm Audio Jack (AJ) connector at one cable end. This is a TTL cable with an audio jack connector with +5V based TX and RX signalling.

The TTL audio jack cable is fully CE and FCC certified and are used for various applications.


  • Converts the terminated connection with a 3.5mm audio jack which provides access to the TX, RX and GND signals.
  • Works in the same way as DB9 connector, however, the audio jack serves as a preparatory connection through hardware specifically designed to use an audio jack for serial communication, the rings in the audio jack serve the signal instead of typical pins.


  • 6ft (1.8m) TTL 232R 5V USB Programming Cable with 3.5mm stereo jack
  • Standard: Tip: TX, Ring-RX, Sleeve-GND
  • USB TTL to 3.5mm stereo jack cable
  • 300 ~ 1Mbps baud rate speed

TTL-232R Diagram

6ft TTL-232R 5V Terminated Cable Diagram

Additional Information

UPC 045079158610
Manufacturer Gearmo
Length 6 ft
Color Black
OS Support No

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