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1.1. System Specification
1.2. Device Selection
1.3. Early System and Board Planning
1.4. Pin Connection Considerations for Board Design
1.5. I/O and Clock Planning
1.6. Design Entry
1.7. Design Implementation, Analysis, Optimization, and Verification
1.8. Conclusion
1.9. Document Revision History
1.10. Design Checklist
1.11. Appendix: Arria® 10 Transceiver Design Guidelines
1.7.1. Selecting a Synthesis Tool
1.7.2. Device Resource Utilization Reports
1.7.3. Quartus Prime Messages
1.7.4. Timing Constraints and Analysis
1.7.5. Area and Timing Optimization
1.7.6. Preserving Performance and Reducing Compilation Time
1.7.7. Simulation
1.7.8. Formal Verification
1.7.9. Power Analysis
1.7.10. Power Optimization
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1.5.6. Clock Control Block
Every GCLK and RCLK network has its own clock control block. The control block provides the following features:
- Clock source selection (with dynamic selection for GCLKs)
- GCLK multiplexing
- Clock power down (with static or dynamic clock enable or disable)
Use these features to select different clock input signals or power-down clock networks to reduce power consumption without using any combinational logic in your design. In Arria® 10 devices, the clock enable signals are supported at the clock network level instead of at the PLL output counter level, so you can turn off a clock even when a PLL is not being used.
Number | Done? | Checklist Item |
---|---|---|
1 | Use the clock control block for clock selection and power-down. |
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