| Part Number | DS1489A |
| Manufacturer | National Semiconductor |
| Title | Quad Line Driver |
| Description | The DS1489/DS1489A are quad line receivers designed to interface data terminal equipment with data communications equipment. They are constructed ... |
| Features |
n n n n n Four separate receivers per package Programmable threshold Built-in input threshold hysteresis “Fail safe” operating mode: high output for open inputs Inputs withstand ± 30V
Schematic and Connection Diagrams
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| Datasheet |
 DS1489A Datasheet
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