DS9490R_11 MAXIM [Maxim Integrated Products], DS9490R_11 Datasheet - Page 3

• Manufacturer Part Number: DS9490R_11
• Description: USB to 1-Wire/iButton Adapters High-Speed 12Mbps Universal Serial Bus (USB) Interface
• Manufacturer: MAXIM [Maxim Integrated Products]

PIN CONFIGURATION
Figure 4. 1-Wire RJ11 SOCKET FOR DS9490R
Figure 5. iButton SOCKET FOR DS9490B
*Note: The data contact faces down and away from the embossed ‘i’. Once the iButton is inserted in the
PIN
PIN
1
2
3
4
5
6
1
2
enclosure, snap the end cap over it. The end cap is removed by depressing the release tab with a
paper clip, swinging it fully open, and sliding out the hinge.
V
GND
OW
GND_OW
SUSO
N.C.
OW
GND_OW
DD
SIGNAL
SIGNAL
NAME
NAME
5VDC Output
Power Ground
1-Wire Data
1-Wire Return
USB Suspend Output
No Connection
1-Wire Data
1-Wire Return
DESCRIPTION
DESCRIPTION
3 of 6
Looking into Female RJ11
6
5
Connector
4
3
2
1
DS9490R/DS9490B