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| PartNumber | MAX491CPD+ | MAX491C/D | MAX491CPD+T |
| Description | RS-422/RS-485 Interface IC RS-485/RS-422 Transceiver | RS-422/RS-485 Interface IC Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers | |
| Manufacturer | Maxim Integrated | Maxim Integrated | - |
| Product Category | RS-422/RS-485 Interface IC | RS-422/RS-485 Interface IC | - |
| RoHS | Y | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | PDIP-14 | - | - |
| Series | MAX491 | MAX491 | - |
| Function | Transceiver | - | - |
| Data Rate | 2.5 Mb/s | 2.5 Mb/s | - |
| Number of Drivers | 1 Driver | 1 Driver | - |
| Number of Receivers | 1 Receiver | 1 Receiver | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Operating Supply Current | 500 uA | 500 uA | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Packaging | Tube | - | - |
| Height | 4.45 mm (Max) | - | - |
| Length | 19.43 mm (Max) | - | - |
| Width | 7.87 mm (Max) | - | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Duplex | Full Duplex | - | - |
| Product Type | RS-422/RS-485 Interface IC | RS-422/RS-485 Interface IC | - |
| Factory Pack Quantity | 25 | - | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Part # Aliases | MAX491 | MAX491 | - |
| Unit Weight | 0.057144 oz | - | - |