In summary, the KSZ8851 family from Microchip is a follow-on embedded controller to the KSZ8841 family. Some of the targeted applications include analog telephone adaptors, IP cordless phones, IP set top boxes and industrial automation. Key features of the KSZ8851 include being pin compatible with existing KSZ8841MQL and KSZ8842MQL family, an enhanced power management feature with energy detect mode and package options of 128-pin PQFP, 48-pin TQFP, and 32-MLF.