Datasheet

High Performance Single Chip Low Power 10/100 Ethernet Physical Layer Transceiver (PHY)
Datasheet
Revision 0.8 (06-12-08) 54 SMSC LAN83C185
DATASHEET
6.5 DC Characteristics
6.5.1 Operating Conditions
Supply Voltage +3.3V +/- 10%
Operating Temperature 0°C to 70°C
6.5.2 Power Consumption
6.5.2.1 Power Consumption Device Only
Power measurements taken under the following conditions:
Temperature: +25° C
Device VDD: +3.30 V
Notes:
1. Each LED indicator in use adds approximately 4 mA to the Digital power supply.
2. Digital Power pins on LAN83C185 are: VDD pins 8, 18, 43.
3. Analog Power pins on LAN83C185 are: AVDD pins 53, 57, 61, 63.
4. Regulator Supply pins on LAN83C185 are: VREG pin 13.
5. Traffic Utilization = 100%
6. Mode of Operation in both cases is full duplex.
Table 6.1 Power Consumption Device Only
DIGITAL POWER ANALOG POWER
REGULATOR
SUPPLY CURRENT
Mode
Total
Power
(mW)
Power
(mW)
Current
(mA)
Power
(mW)
Current
(mA)
Power
(mW)
Current
(mA)
10BASE-T Operation
10BASE-T /w traffic 96 33 10 59 18 4 1
Idle 8320659184 1
Energy Detect Power Down 45 17 5 24 7 4 1
AN General Power Down 45 17 5 24 7 4 1
Non-AN Gen Power Down 22 17 5 0.66 0.200 4 1
100BASE-TX Operation
100BASE-TX /w traffic 261 66 20 132 40 63 19
Idle 245 50 15 132 40 63 19
Energy Detect Power Down 45 17 5 24 7 4 1
AN General Power Down 45 17 5 24 7 4 1
Non-AN Gen Power Down 22 17 5 0.66 0.200 4 1