DS9616H (RS-232 SERIAL PORT DEVICES) Triple Line Driver +-----------+ IN A1 |1 +--+ 14| V+ IN A2 |2 13| IN B1 INHIBIT A |3 12| IN B2 OUT A |4 DS96 11| INHIBIT B IN C |5 16H 10| OUT B INHIBIT C |6 9| OUT C GND |7 8| V- +-----------+