SDC Constraints • Chapter 06

Chapter 06: False Paths

set_false_path syntax, point-to-point exceptions, static configuration registers, test mode paths, and dangerous false path pitfalls.

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Authored by VLSI Veteran (9+ Years Experience)

Practical physical design signoff insights, real Primetime flows, and interview preparation.

💡 Key Technical Topics Covered

set_false_path (-from, -to, -through)
Static Control Register Exception Constraints
Test Mode & Scan Path Timing Exceptions
Over-Constraining & False Path Debug Pitfalls

🎯 VLSI Physical Design Interview Questions Addressed

What is a false path in SDC and when should you apply it?
What is the difference between set_false_path -through vs -from/-to?
Why can an incorrect set_false_path cause silicon failure?

← Chapter 05: I/O and Port Delays Chapter 07: Multicycle Paths →