LAN83C185 Datasheet, PDF (56/61 Pages) SMSC Corporation – HIGH PERFORMANCE SINGLE CHIP LOW POWER 10/100 ETHERNET PHYSICAL LAYER TRANSCEIVER

6.5.2.2
High Performance Single Chip Low Power 10/100 Ethernet Physical Layer Transceiver (PHY)
Power Consumption Device and System Components
Datasheet
Power measurements taken under the following conditions:
Temperature: +25° C
Device VDD: +3.30 V
Table 6.2 Power Consumption Device and System Components
Mode
Total
Power
(mW)
10BASE-T /w traffic
476
Idle
463
Energy Detect Power Down
45
AN General Power Down
45
Non-AN Gen Power Down
22
100BASE-TX /w traffic
400
Idle
384
Energy Detect Power Down
45
AN General Power Down
45
Non-AN Gen Power Down
22
DIGITAL POWER
ANALOG POWER
Power
(mW)
Current
(mA)
Power
(mW)
10BASE-T Operation
33
10
439
20
6
439
17
5
24
17
5
24
17
5
.66
100BASE-TX Operation
66
20
271
50
15
271
17
5
24
17
5
24
17
5
.66
Current
(mA)
133
133
7
7
.200
82
82
7
7
.200
REGULATOR
SUPPLY CURRENT
Power
(mW)
Current
(mA)
4
1
4
1
4
1
4
1
4
1
63
19
63
19
4
1
4
1
4
1
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.
Rev. 0.8 (11-16-04)
56
DATASHEET
SMSC LAN83C185