Before downloading any PDF, you must confirm which tool version you are using. They are related but fundamentally different, and using the wrong manual is the most common mistake beginners make.
Tip: If your script commands look like create_route_guide, you are likely in ICC II. If you are using derive_pg_connection heavily for older flows, you might be in classic ICC.
Chapter 3 explains how ICC views Cells, Frams, and LM views. When you get "Failed to load Cel view" errors, the diagram on page 120 explains exactly why. synopsys icc user guide pdf
The PDF is typically structured to follow the standard physical design flow (RTL-to-GDSII), which makes navigation intuitive for engineers. Key sections generally include:
If you are doing power gating, Chapter 11 (Power and Ground Routing) has the state transition table for Power Switches. Do not guess the PST syntax—copy it from here. Before downloading any PDF, you must confirm which
A 2,000-page PDF is difficult to browse. Use these strategies to find answers faster:
Most people run place_opt and clock_opt blindly. The User Guide has a flowchart showing exactly when to use -incremental to save runtime. Tip: If your script commands look like create_route_guide
For 20nm and below, Chapter 14 details coloring constraints. If you ignore this, your design will fail mask verification.
The back of the user guide contains a "Common Problems and Solutions" section. Print this out (yes, on paper) for your desk. It covers 90% of your daily PnR errors: