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| PartNumber | DS9481R-3C7+ | DS9490R | DS9490B# |
| Description | Interface Modules DS9481R-3C7+ | Interface Modules | Interface Modules USB:1-Wire/iButton Adapter |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Interface Modules | Interface Modules | Interface Modules |
| RoHS | Y | N | E |
| Series | DS9481R | DS9490 | DS9490 |
| Packaging | Bulk | - | Tube |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Type | Interface Modules | Interface Modules | Interface Modules |
| Factory Pack Quantity | 1 | - | 24 |
| Subcategory | Embedded Solutions | Embedded Solutions | Embedded Solutions |
| Part # Aliases | DS9481R | DS9490 | 90-9490B#000 DS9490 |
| Product | - | Adapters | Adapters |
| Type | - | USB to 1-Wire | USB to 1-Wire |
| Number of Channels / Ports | - | 1 Port | 1 Port |
| Maximum Data Rate | - | 12 Mb/s | 12 Mb/s |
| Operating Supply Voltage | - | 5 V | 5 V |
| Minimum Operating Temperature | - | 0 C | 0 C |
| Maximum Operating Temperature | - | + 70 C | + 70 C |
| Interface Type | - | RJ-11, USB | 1-Wire, USB |
| Operating Supply Current | - | 25 mA | 25 mA |
| Dimensions | - | - | 56.82 mm x 24.94 mm x 16.54 mm |