PrimeTime再了解(五)

Major Type of Timing Constraints

Clock Constraints

Create Clock

Create generated Clock

Clock Frequency, Waveform , Latency, Uncertainty

Boundary Timing Constraints

Input Delay, Input Transition , Driving Cell

Output Delay, Output Loading

Timing Exception Constraints

False path

Multi-cycle Path

Min/Max Delay

Case Analysis

Design Rules Constraints

Max_fanout, Max_transition, Max_capacitance

Clock Gating Check Constraint

Pre vs Post-Layout Clock Constraints