It is a part of the 288-LFBGA package. This packaging has a Tray-shape, making it convenient to carry around. A reliable operation requires a temperature that is regulated to 0°C~70°C. It should work as long as you use a 3V~3.6VV power source. Among other things, it contains 288 terminations. 1.8V is the supply voltage that enables high efficiency. It is important to note that the device's clock runs at a frequency called 48MHz.
PCI6420ZHK Features
48MHz clock frequency
PCI6420ZHK Applications
There are a lot of Rochester Electronics, LLC PCI6420ZHK Controllers Interface ICs applications.