Ariia V device package type

Hello,

We want to use following Arria V device in our design.

Device : 5AGXMB1G4F35C5N

Can anyone please confirm us, if it is cavity down chip or cavity up chip.

I idea is to know its package thermal enhancement so that we can take proper care of cooling mechanism in our board design.

Awaiting your reply at the earliest.

Thanking You,

Ashwini