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Products
The TTL-232R-5V-AJ (“”audio jack””) is a USB to Serial (TTL level) converter cable which allows for a simple way to connect TTL serial interface units to USB.
This version of FTDI’s USB to TTL serial adapter cable uses a 3.5mm audio jack on the serial interface and has it’s I/O pins configured to operate at 5V levels.
The TTL-232R-5V-AJ uses a FT232RQ unit which is housed inside the USB ‘A’ connector, and is terminated at the end of a 1.8 m (70″”) cable with a 3.5 mm audio jack which provides access to transmit (Tx), receive (Rx), and GND signals.
The TTL-232R-5V-AJ is fully RoHS compliant and is FCC, CE and UKCA approved.
Datasheet
| Number | Title | Revision | Relevant Devices |
| TTL-232R-5V-AJ | 2.05 |
Applicable ICs
| Part No. | Image | Description | USB Speed | Datasheet |
|---|---|---|---|---|
| FT232RL (NRND) |  |
USB 2.0 Slave to UART Converter |
Full Speed (12Mbps) | Datasheet |
| FT232RQ (NRND) |  |
USB 2.0 Slave to UART Converter |
Full Speed (12Mbps) | Datasheet |