Intel® Stratix® 10 Clocking and PLL User Guide

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ID 683195
Date 9/08/2023
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Document Table of Contents
Document Table of Contents x
1. Intel® Stratix® 10 Clocking and PLL Overview 2. Intel® Stratix® 10 Clocking and PLL Architecture and Features 3. Intel® Stratix® 10 Clocking and PLL Design Considerations 4. Intel® Stratix® 10 Clocking and PLL Implementation Guides 5. Clock Control Intel® FPGA IP Core References 6. IOPLL Intel® FPGA IP Core References 7. IOPLL Reconfig Intel® FPGA IP Core References 8. Intel® Stratix® 10 Clocking and PLL User Guide Archives 9. Document Revision History for the Intel® Stratix® 10 Clocking and PLL User Guide
1. Intel® Stratix® 10 Clocking and PLL Overview x
1.1. Clock Networks Overview 1.2. PLLs Overview
2. Intel® Stratix® 10 Clocking and PLL Architecture and Features x
2.1. Clock Networks Architecture and Features 2.2. PLLs Architecture and Features
2.1. Clock Networks Architecture and Features x
2.1.1. Clock Network Architecture 2.1.2. Clock Resources 2.1.3. Programmable Clock Routing Sources 2.1.4. Clock Control Features
2.1.1. Clock Network Architecture x
2.1.1.1. Clock Network Hierarchy 2.1.1.2. Clock Sector 2.1.1.3. Programmable Clock Routing
2.1.3. Programmable Clock Routing Sources x
2.1.3.1. Dedicated Clock Input Pins 2.1.3.2. Internal Logic 2.1.3.3. DPA Clock Outputs 2.1.3.4. Transceiver Clock Outputs 2.1.3.5. PLL Clock Outputs
2.1.4. Clock Control Features x
2.1.4.1. Clock Gating 2.1.4.2. Clock Divider 2.1.4.3. Dynamic Clock Switchover
2.1.4.1. Clock Gating x
2.1.4.1.1. Root Clock Gate 2.1.4.1.2. Sector Clock Gate 2.1.4.1.3. I/O PLL Clock Gate 2.1.4.1.4. LAB Clock Gate
2.2. PLLs Architecture and Features x
2.2.1. PLL Features 2.2.2. PLL Usage 2.2.3. PLL Architecture 2.2.4. PLL Control Signals 2.2.5. Clock Feedback Modes 2.2.6. Clock Multiplication and Division 2.2.7. Programmable Phase Shift 2.2.8. Programmable Duty Cycle 2.2.9. PLL Cascading 2.2.10. Clock Switchover 2.2.11. PLL Reconfiguration and Dynamic Phase Shift 2.2.12. PLL Calibration
2.2.4. PLL Control Signals x
2.2.4.1. Reset 2.2.4.2. Locked
2.2.5. Clock Feedback Modes x
2.2.5.1. Direct Compensation Mode 2.2.5.2. LVDS Compensation Mode 2.2.5.3. Source Synchronous Compensation Mode 2.2.5.4. Normal Compensation Mode 2.2.5.5. Zero-Delay Buffer Mode 2.2.5.6. External Feedback Mode
2.2.10. Clock Switchover x
2.2.10.1. Automatic Switchover 2.2.10.2. Automatic Switchover with Manual Override 2.2.10.3. Manual Clock Switchover
2.2.12. PLL Calibration x
2.2.12.1. Power-Up Calibration 2.2.12.2. User Calibration
3. Intel® Stratix® 10 Clocking and PLL Design Considerations x
3.1. Guideline: Clock Switchover 3.2. IP Core Constraints 3.3. Guideline: Resetting the PLL 3.4. Guideline: Configuration Constraints 3.5. Guideline: Timing Closure 3.6. Guideline: I/O PLL Reconfiguration 3.7. Guideline: I/O PLL Jitter Performance 3.8. Guideline: Clock Gating
4. Intel® Stratix® 10 Clocking and PLL Implementation Guides x
4.1. Clock Control Intel® FPGA IP Core 4.2. IOPLL Intel® FPGA IP Core 4.3. IOPLL Reconfig Intel Stratix 10 FPGA IP Core
4.1. Clock Control Intel® FPGA IP Core x
4.1.1. Release Information for Clock Control Intel® FPGA IP
4.2. IOPLL Intel® FPGA IP Core x
4.2.1. Release Information for IOPLL Intel® FPGA IP 4.2.2. .mif File Generation 4.2.3. IP-XACT File Generation 4.2.4. Implementing I/O PLL Dynamic Phase Shift in the IOPLL IP Core 4.2.5. Design Example
4.2.2. .mif File Generation x
4.2.2.1. Generating a New .mif File 4.2.2.2. Adding Configurations to Existing .mif File
4.2.3. IP-XACT File Generation x
4.2.3.1. Generating a New IP-XACT File
4.2.4. Implementing I/O PLL Dynamic Phase Shift in the IOPLL IP Core x
4.2.4.1. I/O PLL Dynamic Phase Shift Operation
4.2.5. Design Example x
4.2.5.1. Design Example: Dynamic Phase Shift Using IOPLL IP Core
4.3. IOPLL Reconfig Intel Stratix 10 FPGA IP Core x
4.3.1. Release Information for IOPLL Reconfig Intel® FPGA IP 4.3.2. Implementing I/O PLL Reconfiguration in the IOPLL Reconfig IP Core 4.3.3. IOPLL Reconfig IP Core Reconfiguration Modes 4.3.4. Design Examples
4.3.2. Implementing I/O PLL Reconfiguration in the IOPLL Reconfig IP Core x
4.3.2.1. Connectivity between the IOPLL and IOPLL Reconfig IP Cores 4.3.2.2. Connecting the IOPLL and IOPLL Reconfig IP Cores
4.3.3. IOPLL Reconfig IP Core Reconfiguration Modes x
4.3.3.1. .mif Streaming Reconfiguration 4.3.3.2. Advanced Mode Reconfiguration 4.3.3.3. Clock Gating Reconfiguration 4.3.3.4. Dynamic Phase Shift Reconfiguration
4.3.3.1. .mif Streaming Reconfiguration x
4.3.3.1.1. Recalibration Using .mif
4.3.3.2. Advanced Mode Reconfiguration x
4.3.3.2.1. Recalibration Using Advanced Mode
4.3.4. Design Examples x
4.3.4.1. Design Example 1: .mif Streaming Reconfiguration Using IOPLL Reconfig IP Core 4.3.4.2. Design Example 2: Advanced Mode Reconfiguration Using IOPLL Reconfig IP Core 4.3.4.3. Design Example 3: Clock Gating Reconfiguration Using IOPLL Reconfig IP Core 4.3.4.4. Design Example 4: Dynamic Phase Shift Using IOPLL Reconfig IP Core
5. Clock Control Intel® FPGA IP Core References x
5.1. Clock Control IP Core Parameters 5.2. Clock Control IP Core Ports and Signals
6. IOPLL Intel® FPGA IP Core References x
6.1. IOPLL IP Core Parameters 6.2. IOPLL IP Core Ports and Signals 6.3. Dynamic Phase Shift Ports in the IOPLL IP Core
6.1. IOPLL IP Core Parameters x
6.1.1. IOPLL IP Core Parameters - PLL Tab 6.1.2. IOPLL IP Core Parameters - Settings Tab 6.1.3. IOPLL IP Core Parameters - Cascading Tab 6.1.4. IOPLL IP Core Parameters - Dynamic Reconfiguration Tab 6.1.5. IOPLL IP Core Parameters - Advanced Parameters Tab
7. IOPLL Reconfig Intel® FPGA IP Core References x
7.1. Avalon® -MM Interface Ports in the IOPLL Reconfig IP Core 7.2. Address Bus and Data Bus Settings
7.2. Address Bus and Data Bus Settings x
7.2.1. Address Bus and Data Bus Settings for Advanced Mode Reconfiguration 7.2.2. Output Clock and the Corresponding Data Bit Setting for Clock Gating Reconfiguration 7.2.3. Data Bus Setting for Dynamic Phase Shift for IOPLL Reconfig IP Core
7.2.1. Address Bus and Data Bus Settings for Advanced Mode Reconfiguration x
7.2.1.1. Data Bus Setting for Bandwidth Control and Charge Pump 7.2.1.2. Data Bus Setting for Ripplecap
1. Intel® Stratix® 10 Clocking and PLL Overview
2. Intel® Stratix® 10 Clocking and PLL Architecture and Features
3. Intel® Stratix® 10 Clocking and PLL Design Considerations
4. Intel® Stratix® 10 Clocking and PLL Implementation Guides
5. Clock Control Intel® FPGA IP Core References
6. IOPLL Intel® FPGA IP Core References
7. IOPLL Reconfig Intel® FPGA IP Core References
8. Intel® Stratix® 10 Clocking and PLL User Guide Archives
9. Document Revision History for the Intel® Stratix® 10 Clocking and PLL User Guide

9. Document Revision History for the Intel® Stratix® 10 Clocking and PLL User Guide

Document Version Intel® Quartus® Prime Version Changes
2023.09.08 20.3 Updated Figure: I/O PLL High-Level Block Diagram for Intel® Stratix® 10 Devices.
2022.08.16 20.3
  • Added a note in the Clock Sector section.
2021.09.21 20.3
  • Added a note in the PLL Architecture section.
  • Added description on PLL loses lock in the Locked section.
  • Updated the Manual Switchover mode description for the Switchover Mode parameter in the IOPLL IP Core Parameters - Settings Tab for Intel® Stratix® 10 Devices table.
2021.06.21 20.3
  • Removed the Preliminary tag for the PLL Features in Intel® Stratix® 10 Devices table.
  • Added footnote to the My reference clock frequency might change parameter description in the IOPLL IP Core Parameters - PLL Tab for Intel® Stratix® 10 Devices table.
2020.09.28 20.3 Added the IP-XACT File Generation section under IOPLL Intel® FPGA IP Core.
2020.03.06 19.3 Added description about the bidirectional I/O pin must not be globally promoted in the Zero-Delay Buffer Mode section.
2019.12.10 19.3 Added a guideline for design with encrypted IOPLL Intel® FPGA IP core in the IP Core Constraints section.
2019.10.17 19.3
  • Updated the Intel® Stratix® 10 Clock Input Pins Resources table.
    • Added Intel® Stratix® 10 TX 400, DX 1100, DX 2100, and DX 2800.
    • Updated the number of resources available for Intel® Stratix® 10 GX 1650, GX 2100, SX 1650, and SX 2100.
  • Updated N counter divide factor range for fractional PLL from '1 to 32' to '1 to 31' in the PLL Features in Intel® Stratix® 10 Devices table.
  • Updated Clock Control Intel FPGA IP core to version 19.1.0.
    • Updated IP name from Clock Control Intel Stratix 10 FPGA IP core to Clock Control Intel FPGA IP core.
  • Added release information for each IP core.
2019.07.01 19.2
  • Updated the Intel® Stratix® 10 Clock Input Pins Resources table.
    • Added Intel® Stratix® 10 devices: TX 850, TX 1100, GX 1660, and GX 2110.
    • Removed unsupported Intel® Stratix® 10 devices: MX 1100, GX 4500, GX 5500, SX 4500, and SX 5500.
    • Updated the number of resources available for Intel® Stratix® 10 TX 1650 and TX 2100.
  • Updated the description in the Root Clock Gate section.
  • Added new guideline topics:
    • Guideline: I/O PLL Jitter Performance
    • Guideline: Clock Gating
2018.12.24 18.1
  • Updated the I/O PLL High-Level Block Diagram for Intel® Stratix® 10 Devices.
  • Updated the Power-Up Calibration section.
  • Added the constraints for IOPLL IP core in the IP Core Constraints section.
  • Added information on advanced mode reconfiguration in the following sections:
    • Guideline: I/O PLL Reconfiguration
    • IOPLL Reconfig Intel Stratix 10 FPGA IP Core
    • IOPLL Reconfig IP Core Reconfiguration Modes
  • Updated the steps to perform I/O PLL reconfiguration using advanced mode in the Advanced Mode Reconfiguration section.
  • Added Design Example 2: Advanced Mode Reconfiguration Using IOPLL Reconfig IP Core.
2018.08.03 18.0 Added diagrams on PLL cascading connectivity in the PLL Cascading section.
2018.05.07 18.0
  • Added a link to the Design Recommendations User Guide for details on clock assignments in the Intel® Quartus® Prime software.
  • Clarified that the dynamic clock switchover can be optionally made glitch free using additional external soft logic.
  • Added note about the non-dedicated feedback path for the source synchronous compensation mode and normal compensation mode in the PLL Features in Intel® Stratix® 10 Devices table.
  • Added note about the non-dedicated feedback path for the source synchronous compensation mode and normal compensation mode in the I/O PLL High-Level Block Diagram for Intel® Stratix® 10 Devices diagram.
  • Updated the core clock compensation methods in the Clock Feedback Modes section.
  • Updated the Direct Compensation Mode section.
  • Added information on non-dedicated feedback path in normal or source synchronous compensation mode in the Clock Multiplication and Division section.
  • Updated the PLL Cascading section.
  • Updated the description in the following sections to mention that the mgmt_clk and scanclk signals must be free running.
    • Guideline: I/O PLL Reconfiguration
    • Avalon® -MM Interface Ports in the IOPLL Reconfig IP Core for Intel® Stratix® 10 Devices
  • Added information on advanced mode configuration.
    • Added the advanced mode configuration in the IOPLL Reconfig IP Core Reconfiguration Modes table.
    • Added new section: Advanced Mode Reconfiguration.
    • Added new table: Address Bus and Data Bus Settings for Advanced Mode Reconfiguration.
    • Added new table: Data Bus Setting for Bandwidth Control and Charge Pump.
    • Added new table: Data Bus Setting for Ripplecap.
  • Added a note on recalibration for .mif streaming reconfiguration in the .mif Streaming Reconfiguration section.
  • Corrected step 3 in the Dynamic Phase Shift Reconfiguration section.
  • Corrected the waveforms for mgmt_address[7:0] and mgmt_writedata[7:0] in the Waveform Example for .mif Streaming Reconfiguration Design Example diagram.
  • Removed the dynamic phase shift feature for fPLL in the following sections:
    • Removed phase shift resolution for fPLL and updated the note to phase shift resolution in the PLL Features in Intel® Stratix® 10 Devices table.
    • Removed description on fPLL in the Programmable Phase Shift section.
    • Removed description on fPLL in the PLL Reconfiguration and Dynamic Phase Shift section.
  • Added Compensated Outclk and Use Nondedicated Feedback Path parameters in the IOPLL IP Core Parameters - PLL Tab for Intel® Stratix® 10 Devices table.
  • Added Create a permit_cal signal to connect with an upstream PLL parameter in the IOPLL IP Core Parameters - Cascading Tab table.
  • Added permit_cal port in the IOPLL Ports for Intel® Stratix® 10 Devices table.
  • Renamed the following IP cores as per Intel rebranding:
    • Renamed Intel FPGA IOPLL Reconfig IP core to IOPLL Reconfig Intel FPGA IP core.
    • Renamed Intel FPGA IOPLL IP core to IOPLL Intel FPGA IP core.
    • Renamed Stratix 10 Clock Control IP core to Clock Control Intel Stratix 10 FPGA IP core.
Date Version Changes
December 2017 2017.12.07
  • Updated the Dedicated Clock Resources Within a Clock Sector diagram.
  • Updated description in the Programmable Clock Routing section.
  • Updated Intel® Stratix® 10 Clock Input Pins Resources table.
    • Added resources for Intel® Stratix® 10 TX and MX devices.
    • Updated resources for the following devices:
      • GX 1650
      • GX 2100
      • SX 1650
      • SX 2100
      • GX 2500
      • GX 2800
      • SX 2500
      • SX 2800
  • Added note to core signals in Intel® Stratix® 10 Programmable Clock Routing Resources table.
  • Updated Clock Gating and Clock Divider in Intel® Stratix® 10 Clock Network diagram.
  • Added links and updated description in the Root Clock Gate section.
  • Added links and updated description in the Sector Clock Gate section.
  • Updated the Clock Gating Timing Diagram.
  • Updated description in the Clock Divider section.
  • Updated PLL Features in Intel® Stratix® 10 Devices table.
    • Updated C counter divide factors for I/O PLL.
    • Updated the note to phase shift resolution and updated the phase shift resolution for fPLL.
  • Updated the Reset section.
    • Updated the note about the conditions to reset the I/O PLL.
    • Removed description on fPLL reset signal (pll_powerdown).
  • Updated the description in the following sections.
    • Clock Feedback Modes
    • Direct Compensation Mode
    • Source Synchronous Compensation Mode
    • Normal Compensation Mode
  • Updated the description in the PLL Cascading section.
  • Added a requirement for automatic clock switchover mode.
  • Updated description in the Manual Clock Switchover section.
  • Removed the guidelines on PLL reconfiguration using .mif streaming in the Guideline: Configuration Constraints section.
  • Added design examples for IOPLL and IOPLL Reconfig IP cores.
  • Updated port names in the Connectivity between the IOPLL and IOPLL Reconfig IP Cores in the Intel® Quartus® Prime Software diagram.
  • Updated reconfig_from_pll[9..0] to reconfig_from_pll[10..0] in the following sections:
    • Connectivity between the IOPLL and IOPLL Reconfig IP Cores in the Intel® Quartus® Prime Software diagram
    • Connecting the IOPLL and IOPLL Reconfig IP Cores section
    • Avalon® -MM Interface Ports in the IOPLL Reconfig IP Core section
  • Added a note to the IOPLL Reconfig IP Core Reconfiguration Modes table.
  • Updated the Clock Control IP Core Parameters for Intel® Stratix® 10 Devices table.
    • Updated Ensure glitch free clock switchover description.
    • Updated Clock Enable Type description.
    • Updated Enable Register Mode value and description.
  • Updated Multiply Factor (M-Counter) legal value in the IOPLL IP Core Parameters - PLL Tab for Intel® Stratix® 10 Devices table.
  • Updated IOPLL IP Core Parameters - Settings Tab for Intel® Stratix® 10 Devices table.
    • Updated parameter from Enable access to PLL LVDS_CLK/LOADEN output port to Access to PLL LVDS_CLK/LOADEN output port, the legal value, and description.
  • Updated extswitch description in the IOPLL Ports for Intel® Stratix® 10 Devices table.
  • Updated updn description in the Dynamic Phase Shift Ports in the IOPLL IP Core table.
  • Updated descriptions for data[3] and data[7:4] in the Data Bus Setting for Dynamic Phase Shift for IOPLL Reconfig IP Core table.
  • Updated the following terms:
    • Changed LogicLock Plus to Logic Lock
    • Changed TimeQuest Timing Analyzer to Timing Analyzer
  • Updated the following IP names:
    • Changed Altera IOPLL to IOPLL
    • Changed Altera IOPLL Reconfig to IOPLL Reconfig
    • Changed Altera In-System Sources & Probe to In-System Sources & Probes
May 2017 2017.05.26
  • Updated the following sections:
    • Clock Sector
    • Programmable Clock Routing
    • Internal Logic
    • Zero-Delay Buffer Mode
    • External Feedback Mode
    • User Calibration
  • Updated the default feedback mode for normal and source synchronous compensation modes.
  • Updated scale factor for Post-Scale Counter, L in Clock Multiplication and Division section.
  • Updated minimum phase shift increment for fPLL in the following sections:
    • Programmable Phase Shift
    • PLL Reconfiguration and Dynamic Phase Shift
  • Changed CLKUSR to OSC_CLK_1 in PLL Calibration section.
  • Updated IOPLL IP core.
  • Added Intel® Stratix® 10 Clocking and PLL Design Considerations chapter.
  • Added IOPLL Reconfig IP core.
October 2016 2016.10.31 Initial release.
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