LAN8810 Datasheet, PDF (62/83 Pages) Microchip Technology – GMII 10/100/1000 Ethernet Transceiver

LAN8810/LAN8810I
TABLE 5-4: POWER CONSUMPTION - ENERGY DETECT
Parameter
Typical
Unit
Supply Current (VDDVARIO) (@ +3.3V)
30
mA
Supply Current (VDD12CORE, VDD12BIAS, VDD12PLL, VDD12A) (@ +1.2V)
28
mA
External Magnetics Current (@ +3.3V)
21
mA
Total Power Dissipation (Device Only) (Note 5-8)
133
mW
Total Power Dissipation (Device and Ethernet components) (Note 5-8)
203
mW
Note 5-8
When the external magnetics operate at +2.5V, current consumption remains the same. However,
Ethernet component power consumption will be reduced accordingly.
TABLE 5-5: POWER CONSUMPTION - HARDWARE POWER DOWN (PLL ENABLED)
Parameter
Typical
Unit
Supply Current (VDDVARIO) (@ +3.3V)
0.12
mA
Supply Current (VDD12CORE, VDD12BIAS, VDD12PLL, VDD12A) (@ +1.2V)
17.29
mA
External Magnetics Current (@ +3.3V)
7.00
mA
Total Power Dissipation (Device Only) (Note 5-9)
21.16
mW
Total Power Dissipation (Device and Ethernet components) (Note 5-9)
44.26
mW
Note 5-9
When the external magnetics operate at +2.5V, current consumption remains the same. However,
Ethernet component power consumption will be reduced accordingly.
TABLE 5-6: POWER CONSUMPTION - HARDWARE POWER DOWN (PLL DISABLED)
Parameter
Typical
Unit
Supply Current (VDDVARIO) (@ +3.3V)
0.12
mA
Supply Current (VDD12CORE, VDD12BIAS, VDD12PLL, VDD12A) (@ +1.2V)
4.39
mA
External Magnetics Current (@ +3.3V)
0.02
mA
Total Power Dissipation (Device Only) (Note 5-10)
5.68
mW
Total Power Dissipation (Device and Ethernet components) (Note 5-10)
5.73
mW
Note 5-10 When the external magnetics operate at +2.5V, current consumption remains the same. However,
Ethernet component power consumption will be reduced accordingly.
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DS00001870B-page 62