This thread is for discussing the lifecycle document "Custom Layout: stage guide".
How the analog or mixed-signal circuit is drawn largely by hand, with device matching, symmetry, guard rings, isolation and careful routing of sensitive signals, until it passes design rule and layout versus schematic checks. For layout engineers, designers and the reviewers of matching and symmetry.
Read the document: https://www.thesemiconhub.com/lifecycle/ams/ams-layout/document
Point out anything that is wrong, unclear or missing, and say which section you mean. Reviewers read this thread when they audit the document.