| Manufacturer | Part Number | Description |
|---|---|---|
National Semiconductor (now Texas Instruments)
| DS1489A | Quad Line Driver |
| Texas Instruments | DS1489 | DS1489/DS1489A Quad Line Receiver (Rev. D) |
| Texas Instruments | DS1489A | DS1489/DS1489A Quad Line Receiver (Rev. D) |
|
National Semiconductor (now Texas Instruments)
| DS1489 | Quad Line Driver |
