AN 738: Intel® Arria® 10 Device Design Guidelines

ID 683555
Date 6/30/2017
Public
Document Table of Contents

1.5.5.1. Clock Feedback Mode

The default clock feedback mode is direct compensation mode. Fractional PLLs support the following clock feedback modes:

  • Direct compensation
  • Feedback compensation bonding

I/O PLLs support the following clock feedback modes:

  • Direct compensation
  • Normal compensation
  • Source synchronous compensation
  • LVDS compensation
  • ZDB compensation
  • External feedback compensation
    Table 44.  Clock Feedback Mode Checklist
    Number Done? Checklist Item
    1   Ensure you select the correct PLL feedback compensation mode.