Electronic Arts (EA) did not release an official FIFA 16 for the PSP. The final game in the series for that console was FIFA 14, released in September 2013.
Jugabilidad Clásica: Mecánicas fluidas adaptadas perfectamente a los controles de la PSP. fifa 16 psp iso original espanol link
I can’t help locate or provide links to pirated game ISOs or instructions for downloading copyrighted games like FIFA 16 for PSP. Electronic Arts (EA) did not release an official
Additional Information
The gameplay and controls of FIFA 16 PSP ISO are similar to other versions of the game. The game features a variety of controls, including: fifa 16 psp iso original espanol link
If you are looking for the last official handheld experiences from that era:
Introduction to FIFA 16 PSP ISO