SNLS614A September 2018 – December 2018 DP83869HM
The DP83869HM is capable of operating with as few as two or three supplies. The I/O power supply can also be operated independently of the main device power supplies to provide flexibility for the MAC interface. There are two possible supply configuration that can be used: Two Supply and Three Supply. In Two Supply Configuration, no power rail is connected to VDDA1P8_x pins (pin 13, 48). When unused, pin 13 and 48 should be left floating with no components attached to them.