Datasheet

Functional Description
4-2
4.1 Functional Description
Programming software is required for programming the internal control
register of the CDC7005 in the EVM. The software runs under Windows 2000
/ XP / XP *64. A quick installation is required prior to use. See Section 4.2
Software Installation.
There are several cases where programming is mandatory:
- Using an active loop filter
- Reference clock and VCXO clock do not have a ratio of 1:8.
- Changing of divider ratio or disabling of certain LVPECL output
- Changing of phase offset, (delay M/N)
- Changing of charge pump output current
- Widening the lock detect window
Figure 4−1. Screen View