| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | DS75176BTM |  209Kb/8P | Multipoint RS-485/RS-422 Transceivers |
 National Semiconductor ... | DS75176BTN |  209Kb/ 8P | Multipoint RS-485/RS-422 Transceivers |
 National Semiconductor ... | DS75176BM |  209Kb/ 8P | Multipoint RS-485/RS-422 Transceivers |
 National Semiconductor ... | DS75176BN |  209Kb/ 8P | Multipoint RS-485/RS-422 Transceivers |
 National Semiconductor ... | DS75176BT |  209Kb/ 8P | Multipoint RS-485/RS-422 Transceivers |
 National Semiconductor ... | DS75176B |  209Kb/ 8P | Multipoint RS-485/RS-422 Transceivers |
| DS75176 |  209Kb/ 8P | Multipoint RS-485/RS-422 Transceivers |