What is KGD (known good die)?
A chip confirmed to be good before packaging. It matters when several chips go into one package, because a single bad chip ruins the whole module.
Field: Testing and inspection
A chip confirmed to be good before packaging. It matters when several chips go into one package, because a single bad chip ruins the whole module.
Field: Testing and inspection
It is therefore important to test thoroughly at the die stage before mounting and use KGD confirmed to be good.
What is KGD (Known Good Die), which is important when mount…ATE (automatic test equipment) ATPG (automatic test pattern generation) BIST (built-in self-test) Burn-in DFT (design for testability) Fault coverage IDDQ test Probe card Scan test Stuck-at fault