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RAM Electronics's Description
This cable is original FTDI Cable
The FTDI cable is a USB to Serial (TTL level) converter which allows for a
simple way to connect TTL interface devices to USB. The VCC pins of this FTDI
cable are configured to operate at 5V with 3.3V I/O.
The FTDI cable is designed around an FT232RQ, which is housed in a USB A
connector. The other side of the cable is terminated with a 0.1" pitch, 6-pin
connector with the following pinout: RTS, RX, TX, 5V, CTS, GND (RTS is the
green cable and GND is black).