Inquiries about the USB adapter for the DS1402X 1-Wire network Cables from ADI/Maxim are a common question. Many customers end up confused on the Connectivity Matrix table on the datasheet.
Verified by manufacturer, the adapter for USB to RJ11 is DS9490R#.
According to the datasheet for the adapters, there is a connection diagram which shows a good illustration to explain the connectivity.
As an example, DS1402D-DB8+ comes with an RJ11 connector and can be plugged into a PC via the DS9490R#.
For more information about the iButton, please see
iButton, perfect for data logging or security applications
Applicable part numbers
| DK Part # | Mfr Part # |
|---|---|
| DS1402D-DB8±ND | DS1402D-DB8+ |
| DS1402D-DR8±ND | DS1402D-DR8+ |
| DS1402-BP8±ND | DS1402-BP8+ |
| DS1402-RP3±ND | DS1402-RP3+ |
| DS1402-RP8±ND | DS1402-RP8+ |
| DS1402-BR8±ND | DS1402-BR8+ |
| DS9490B#-ND | DS9490B# |
| DS9490R#-ND | DS9490R# |