Forum Discussion
Altera_Forum
Honored Contributor
Honored Contributorwhy these x-ray photos are different?
https://www.alteraforum.com/forum/attachment.php?attachmentid=4358 https://www.alteraforum.com/forum/attachment.php?attachmentid=4359 I have two part to compare with Top one is came from...
Altera_ForumHonored Contributor
Honored ContributorGood eyes. The G marking indicates a die shrunk 60nm part, reduction from 6 to 4 layer substrate, and transition from gold to copper interconnect.
http://www.altera.com/literature/pcn/pcn0904.pdf
