Raha tsy voatanisa ny toerana misy anao dia safidio ny iray amin'ireto manaraka ireto:
Texas Instruments
IC QUAD DIFF LINE RCVR 16-DIP.
IC TRIPLE LP DRIVER/REC 16-DIP.
IC QUAD DIFF LINE DRVR 16-DIP.
IC DVR/RCVR RS232 DUAL 16DIP.
IC QUAD DIFF LINE REC 16-DIP.
IC QUAD DIFF LINE DRIVER 16-DIP.