9.3.6.5 Exiting Holdover
Holdover mode can be exited in one of four ways.
- Manually by programming the device from the host.
- Manual through pin.
- Automatically by a clock operating within a specified ppm of the current PLL1 frequency on the active clock input.
- Automatically by LOS deassertion.
- Automatically by switching to next clock input after holdover counter overflow. The order of switching is set in a priority list.