Electronic Manufacturer | Part no | Datasheet | Electronics Description |
 National Semiconductor ... | DS9639 |  | Dual Differential Line Receiver |
 National Semiconductor ... | DS9636 |  | RS-423 Dual Programmable Slew Rate Line Driver |
DS9636A |  | RS-423 Dual Programmable Slew Rate Line Driver |
DS9636A |  | RS-423 Dual Programmable Slew Rate Line Driver |
DS9636ACN |  | RS-423 Dual Programmable Slew Rate Line Driver |
DS9636AJ/883 |  | RS-423 Dual Programmable Slew Rate Line Driver |
DS9637A |  | Dual Differential Line Receiver |
DS9637A |  | Dual Differential Line Receiver |
 National Semiconductor ... | DS9637ACM |  | Dual Differential Line Receiver |