Analog Devices EV-ADF4108EBIZ User Manual page 3

Evaluation Board User Guide
QUICK START GUIDE
Use the following steps to evaluate the
1. Install the Int-N software.
2. Follow the hardware driver installation procedure.
3. Connect the power supplies to the EV-ADF4108EB1Z:
a. The 5.5 V power supply to the on-board banana connectors.
b. The 15 V power supply to test points labeled +15 V and AGND1.
4. Connect the USB cable to the PC and to the EV-ADF4108EB1Z.
5. Run the Int-N software.
6. Select the ADF4108 device and the USB board in the Select Device and Connection tab of the software front panel window.
7. Ensure that the message "board connected" appears on front panel.
8. Connect the reference frequency to REFIN (SMA).
9. Click the Main Controls tab to input RF Settings and Settings.
10. Note that the Phase Detector Polarity drop-down list in the Settings section should be set to Negative to suit the active loop filter in
inverting mode.
11. Update all registers.
12. Connect the output to a signal source analyzer. The board offers two outputs.
a. VCO/2 via SMA labeled VCO/2
b. VCO via SMA labeled EXT_VCOOUT
13. Measure the results.
ADF4108 device:
Rev. A | Page 3 of 20
UG-160