The first device in the family is the KSZ8851MQL which is pin compatible to the KSZ8841 family. It is a 10/100 MAC/PHY controller with the generic bus interface, and there is an option to support an 8-, 16- or 32-bit interface on this device. The performance is 80Mbps or higher, power is less than 100mA, package is 128 pin PQFP (which is 14mm x 20mm), and the operating systems are Linux and Windows CE.