Clock tree synthesis (I)

1. What is clock tree synthesis (CTS)

Clock tree synthesis (CTS)： From somewhere clock Of root Points long to each sink Dot clock buffer/inverter tree, The tool tries to put a clock All that belong to sinks Do the same length .

2.CTS What should be done before ？

• The clock definition is correct ,clock source It should be through create_clock perhaps create_generated_clock To declare the .generated clock The defined point must be able to trace To source On
• It should be finished at this time