PCI bus controller in a 160-QFP footprint
The Intel S82425EX is a PCI bus controller from the 82425EX series, designed to manage bus arbitration and data transfers on a PCI local bus. It comes in a 160-QFP package, a common footprint for late-1990s to early-2000s PCI bridge and controller chips used in desktop motherboards, industrial single-board computers, and embedded PCI backplanes. The part is listed with an Active lifecycle status, meaning it remains a current production item for new designs and replacement builds.
Package and interface specifics
The 160-QFP package has 160 leads. Bulk packaging ships in tubes or trays. The PCI bus interface is parallel. The part is RoHS non-compliant.