DS14C238WM
Single Supply TIA/EIA-232 4 x 4 Driver/Receiver
DS14C238WMX
Transceiver
DS14C241
Single Supply TIA/EIA-232 4 x 5 Driver/Receiver
DS14C241WM
Single Supply TIA/EIA-232 4 x 5 Driver/Receiver
DS14C335
+3.3V Supply TIA/EIA-232 3 x 5 Driver/Receiver