What is counterfeit IC?
A counterfeit IC is an electronic IC with inconsistency on the performance, material and characteristics [1]. It is usually an unauthorized copy that is relabeled/recycled or cloned. Counterfeit ICs can be broadly classified into two major types.
What are counterfeit chips?
A counterfeit chip might be a knock-off designed inexpensively from scratch as a drop-in replacement, or it might be a genuine-but-scavenged part, desoldered from the board it was found on, cleaned up, and pressed back into service as new.