12-Port 10/100/1000BASE-T PHY with QSGMII MAC Interface
https://www.epsglobal.com/Media-Library/EPSGlobal/Products/files/microsemi/VSC8522.jpg?ext=.jpg&maxsidesize=400
The VSC8522-02 and VSC8522-04 devices contain 12 integrated Gigabit Ethernet (GE) PHYs with a power efficient voltage-mode design, all within a single package.
VSC8522
VSC8522
Microchip
https://www.epsglobal.com/getmetafile/08eb4c8a-e70e-4479-bb89-9c506bf41808/Microchip