USB to RS232 with 5V or RI
US232

1 x RS232, FTDI Chip, 5V or RI on pin9 (more…)

USB to RS422/485
UC485

1 x RS422/485 (more…)

USB to RS232/422/485 with Isolation
UC432IF / UC432IS

1 x RS232/422/485, Isolation (more…)

USB to 4 x RS232/422/485 with Isolation
UC840IS

4 x RS232/422/485, Isolation
(more…)

USB to 2 x RS232
UC23212

2 x RS232, FTDI Chip
(more…)

USB to 4 x RS232
UC23214

4 x RS232, FTDI Chip
(more…)