Hi Chaitanya,
Good day to you.
The Cyclone V devices were just introduced in recent years and they are still recommended for new design. The life cycles of these devices are depending on its ordering volume. You can subscribe to our customer notification mailing list as below so that you can be notified when any of Intel FPGA going to be discontinued:
https://www.intel.com/content/www/us/en/programmable/support/quality-and-reliability/pcns-and-advisories.html#pdn
https://www.intel.com/content/www/us/en/products/programmable/fpga/cyclone-v.html
Kindly refer below link for 'Moisture Sensitivity Level Search Tool' and 'Packaging Specifications and Dimensions Package'
https://www.intel.co.jp/content/www/jp/ja/programmable/support/quality-and-reliability/msl.html
https://www.intel.com/content/www/us/en/programmable/support/literature/lit-index/lit-pkg/package.html?family=Cyclone_V
Let me know if you need any further assistance.
Thank you.
