Answer:
The modifications that are needed are given configure in figure 3 and in table 2 of the application note: https://www.analog.com/en/resources/design-notes/max2880-application-note-designing-a-12ghz-ultralow-phase-noise-009-ps-rms-jitter-phase-locked-loop.html
Unfortunately, ADI does not have a physical assembled version of the circuit that has been used in the app note. ADI also does not provide the VCO from synergy mentioned in this app note.
However, ADI does offer a more simplified solution that uses integrated VCOs