Please let us know the shelf life of MPN : EP3C25U256I7N ?

Hi BSubr3,

Thank you for contacting Intel Community. Apologize for the delay in response due to Public Holiday replacement in here.

Please note that Altera devices has the shelf life of 36months (per JEDEC J-STD-033B.1). Please refer to the ADV document below.

https://www.altera.com/content/dam/altera-www/global/en_US/pdfs/literature/pcn/adv1616.pdf

Hope this clarify. Thank you.

Regards,

Aim