The PI7C9X2G404ELZXAE is a Pericom PCI Interface IC manufactured by Diodes Incorporated. It is a 4-port, 4-lane PCIe2.0 packet switch, offering PCI Express x2 lane connectivity and optimal data throughput and packet routing performance. The device provides improved scalability for a wide range of applications including system-level performance, robust error control, and cost-effective power solutions for desktop, enterprise, embedded, and communications systems. The IC features independent switch fabric segments, per-lane performance control, and per-port power control, enabling multiple transfers to increase system throughput while consuming minimal power resources. This IC also offers integrated error control mechanisms and queue management functions, providing reliable data routing for significant reduction of communication latency.