PM41028 PSX 28xG4
https://www.epsglobal.com/getmetafile/b8d07908-dbd0-4b36-9876-19de283396a6/PM41028?maxsidesize=400
PSX PCIe Gen4 Programmable Switches
PM40028B1-F3EI
PM40028B1-F3EI
Microchip
https://www.epsglobal.com/getmetafile/915ba3d8-2a09-413b-ac56-1b8b793defba/Microchip