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1. About the PHY Lite for Parallel Interfaces IP
2. PHY Lite for Parallel Interfaces Intel® FPGA IP for Agilex™ 5 E-Series Devices
3. PHY Lite for Parallel Interfaces Intel® FPGA IP for Agilex™ 7 M-Series Devices
4. PHY Lite for Parallel Interfaces Intel® FPGA IP for Agilex™ 7 F-Series and I-Series Devices
5. PHY Lite for Parallel Interfaces Intel® FPGA IP for Stratix® 10 Devices
6. PHY Lite for Parallel Interfaces Intel® FPGA IP for Arria® 10 and Cyclone® 10 GX Devices
7. PHY Lite for Parallel Interfaces Intel® FPGA IP User Guide Document Archives
8. Document Revision History for the PHY Lite for Parallel Interfaces Intel® FPGA IP User Guide
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
6.5.6.4.1. Timing Closure: Dynamic Reconfiguration
6.5.6.4.2. Timing Closure: Input Strobe Setup and Hold Delay Constraints
6.5.6.4.3. Timing Closure: Output Strobe Setup and Hold Delay Constraints
6.5.6.4.4. Timing Closure: Non Edge-Aligned Input Data
6.5.6.4.5. I/O Timing Violation
6.5.6.4.6. Internal FPGA Path Timing Violation
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2.4.1.3.4. Mixed Pin Configurations
The PHY Lite for Parallel Interfaces Intel® FPGA IP for Agilex™ 5 E-Series devices allows a mixture of pin configurations, provided that general pin restrictions are followed. For instance, the following table and figure show a mixed pin configuration, using the same scenario of a single-ended ref_clk reserved on pin 36 (Lane 3) and using differential strobe pins. The total number of DQ pins depends on the mixed pin configuration setting.
Group | Pin Type | Pin Width | DDR/SDR | Pin Configuration |
---|---|---|---|---|
0 | Bidirectional | 10 | DDR | Single-ended |
1 | Input | 10 | DDR | Single-ended |
2 | Output | 11 | DDR | Differential |
3 | Output | 8 | SDR | Single-ended |
4 | Bidirectional | 9 | DDR | Single-ended |
5 | Bidirectional | 11 | DDR | Differential |
Figure 28. Example of Mixed Pin Configuration