DP83867E: Power Consumption in SGMII Mode

Hi Dan,

The following are the numbers from the power consumption of the DP83867E in worst case conditions, triple supply mode @1000M

Total

Total Power VDDIO     VDDA1P8     VDDA1P0     VDDA2P5       V I Power V I Power V I Power V I Power 617.61 3.3 34.75 114.67 1.8 49.63 89.33 1.1 178.82 196.7 2.5 86.76 216.91 594.66 3.3 32.89 108.54 1.8 49.96 89.92 1.1 168.61 185.47 2.5 84.29 210.74 594.25 3.3 35.44 116.96 1.8 49.69 89.44 1 173.99 173.99 2.5 85.54 213.86

Power   VDDIO

For 100M, the following numbers:

Total Power VDDIO     VDDA1P8     VDDA1P0     VDDA2P5       V I Power V I Power V I Power V I Power 399.87 3.3 29.28 96.63 1.8 20.29 36.53 1.1 84.81 93.29 2.5 69.37 173.42 382.1 3.3 29.16 96.21 1.8 20.37 36.67 1 71.92 71.92 2.5 70.92 177.29 377.03 3.3 28.49 94.03 1.8 19.63 35.33 1.1 60.72 66.8 2.5 72.35 180.88

These numbers should be guard banded as this was not a full characterization done.

Best Regards,

Please confirm this is for SGMII Mode. Also what is the significance of the three rows, the only parameter that changing appears to be changing is the VDDA1P0 supply