DS14C232 (RS-232 SERIAL PORT DEVICES) Low Power +5V Powered TIA/EIA-232 Dual Driver/Receiver +-----------+ C1+ |1 +--+ 16| VCC V+ |2 15| GND C1- |3 14| DOUT1 C2+ |4 DS14 13| RIN1 C2- |5 C232 12| ROUT1 V- |6 11| DIN1 DOUT2 |7 10| DIN2 RIN2 |8 9| ROUT2 +-----------+