Yes, there is a visible indentation on the tops of F35 device packages.
You can see this package at Amkor's website.
Device Family: Intel® Arria® 10, Arria® II, Arria® V, Stratix® IV, Stratix® V
Type: Answers
Area: Component
Device Family: Intel® Arria® 10, Arria® II, Arria® V, Stratix® IV, Stratix® V
Type: Answers
Area: Component
Yes, there is a visible indentation on the tops of F35 device packages.
You can see this package at Amkor's website.