PHY Lite for Parallel Interfaces Intel® FPGA IP User Guide
ID
683716
Date
1/12/2024
Public
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1. About the PHY Lite for Parallel Interfaces IP
2. PHY Lite for Parallel Interfaces Intel® FPGA IP (phylite_ph2) for Intel Agilex® 7 M-Series Devices
3. PHY Lite for Parallel Interfaces Intel® FPGA IP (altera_phylite_s20) for Intel Agilex® 7 F-Series and I-Series Devices
4. PHY Lite for Parallel Interfaces Intel® FPGA IP for Intel® Stratix® 10 Devices
5. PHY Lite for Parallel Interfaces Intel® FPGA IP for Intel® Arria® 10 and Intel® Cyclone® 10 GX Devices
6. PHY Lite for Parallel Interfaces Intel® FPGA IP User Guide Document Archives
7. Document Revision History for the PHY Lite for Parallel Interfaces Intel® FPGA IP User Guide
3.2.1. Intel Agilex® 7 F-Series and I-Series I/O Sub-bank Interconnects
3.2.2. Intel Agilex® 7 F-Series and I-Series Input DQS/Strobe Tree
3.2.3. PHY Lite for Parallel Interfaces Intel® FPGA IP for Intel Agilex® 7 F-Series and I-Series Devices Top Level Interfaces
3.2.4. Dynamic Reconfiguration
3.2.5. I/O Timing
4.5.6.4.1. Timing Closure: Dynamic Reconfiguration
4.5.6.4.2. Timing Closure: Input Strobe Setup and Hold Delay Constraints
4.5.6.4.3. Timing Closure: Output Strobe Setup and Hold Delay Constraints
4.5.6.4.4. Timing Closure: Non Edge-Aligned Input Data
4.5.6.4.5. I/O Timing Violation
4.5.6.4.6. Internal FPGA Path Timing Violation
5.5.6.4.1. Timing Closure: Dynamic Reconfiguration
5.5.6.4.2. Timing Closure: Input Strobe Setup and Hold Delay Constraints
5.5.6.4.3. Timing Closure: Output Strobe Setup and Hold Delay Constraints
5.5.6.4.4. Timing Closure: Non Edge-Aligned Input Data
5.5.6.4.5. I/O Timing Violation
5.5.6.4.6. Internal FPGA Path Timing Violation
4.2.5.4.2. Output and Strobe Enable Minimum and Maximum Phase Settings
When dynamically reconfiguring the interpolator phase settings, the values must be kept within the ranges below to ensure proper operation of the circuitry.
VCO Multiplication Factor | Core Rate | Minimum Interpolator Phase | Maximum Interpolator Phase | ||
---|---|---|---|---|---|
Output | Bidirectional | Bidirectional with OCT Enabled | |||
1 | Full | 0x080 | 0x100 | 0x100 | 0xA80 |
Half | 0x080 | 0x100 | 0x100 | 0xBC0 | |
Quarter | 0x080 | 0x100 | 0x100 | 0xA00 | |
2 | Full | 0x080 | 0x100 | 0x180 | 0x1400 |
Half | 0x080 | 0x100 | 0x180 | 0x1400 | |
Quarter | 0x080 | 0x100 | 0x180 | 0x1400 | |
4 | Full | 0x080 | 0x100 | 0x280 | 0x1FFF |
Half | 0x080 | 0x100 | 0x280 | 0x1FFF | |
Quarter | 0x080 | 0x100 | 0x280 | 0x1FFF | |
8 | Full | 0x080 | 0x100 | 0x480 | 0x1FFF |
Half | 0x080 | 0x100 | 0x480 | 0x1FFF | |
Quarter | 0x080 | 0x100 | 0x480 | 0x1FFF |
For more information about performing various clocking and delay calculations, depending on the interface frequency and rate, refer to PHYLite_delay_calculations.xlsx.