ALTPLL (Phase-Locked Loop) IP Core User Guide

ID 683732
Date 6/16/2017
Public
Document Table of Contents

Summary of Automatic Clock Switchover Feature

The following table summarizes automatic clock switchover support in the supported device families. Also supports automatic clock switchover feature with manual override control.

Table 7.  Automatic Clock Switchover Feature Support

Device Family

Top_Bottom

Left_Right

Enhanced PLL

Fast PLL

Cyclone Series PLL

Arria GX

Yes

No

Arria II GX

Yes

Stratix IV

Yes

Yes

Stratix III

Yes

Yes

Stratix II

Yes

No

Stratix II GX

Yes

No

Stratix

Yes

No

Stratix GX

Yes

No

Cyclone® 10 LP

Yes

Cyclone IV

Yes

Cyclone III

Yes

Cyclone II

No

Cyclone

No

The following table summarizes the manual clock switchover support in the supported device families.

Table 8.  Manual Clock Switchover Feature Support

Device

Top_Bottom

Left_Right

Enhanced PLL

Fast PLL

Cyclone Series PLL

Arria GX

Yes

Yes

Arria II GX

Yes

Stratix IV

Yes

Yes

Stratix III

Yes

Yes

Stratix II

Yes

Yes

Stratix II GX

Yes

Yes

Stratix

Yes

No

Stratix GX

Yes

No

Cyclone® 10 LP

Yes

Cyclone IV

Yes

Cyclone III

Yes

Cyclone II

Yes

Cyclone

No