| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | DS3667 |  120Kb/6P | TRI-STATE Bidirectional Transceiver |
| DS3667N |  120Kb/6P | TRI-STATE Bidirectional Transceiver |
 National Semiconductor ... | DS3662 |  163Kb/6P | Quad High Speed Trapezoidal??Bus Transceiver |
| DS3662J |  163Kb/6P | Quad High Speed Trapezoidal??Bus Transceiver |
| DS3662N |  163Kb/6P | Quad High Speed Trapezoidal??Bus Transceiver |
| DS3662WM |  163Kb/6P | Quad High Speed Trapezoidal??Bus Transceiver |
| DS3667N |  120Kb/6P | TRI-STATE Bidirectional Transceiver |
| DS3668 |  96Kb/4P | Quad Fault Protected Peripheral Driver |
 National Semiconductor ... | DS3668N |  96Kb/4P | Quad Fault Protected Peripheral Driver |