Raha tsy voatanisa ny toerana misy anao dia safidio ny iray amin'ireto manaraka ireto:
Renesas Electronics America Inc.
IC RECEIVER RS422/485 SOT6.
Texas Instruments
IC LINE DRIVER QUAD CMOS 16-DIP.
IC TXRX COAX INTERFACE 16-DIP.
IC RCVR QUAD EIA-422/485 16-DIP.
IC LINE DRV/RCVR DIFF PAIR 16DIP.