VSC8601 Datasheet
Electrical Specifications
Table 63.
Current Consumption: No Link, ActiPHY Disabled, Regulator Enabled
Parameter
Symbol
Typical
< 1
Unit
mA
Current with VDDIOMICRO at 2.5 V
Total power at 3.3 V
Total power at 2.5 V
IVDDIOMICRO
466
mW
mW
446
The following table shows the current consumption values with no link, ActiPHY
disabled, and the on-chip switching regulator disabled.
Table 64.
Current Consumption: No Link, ActiPHY Disabled, Regulator Disabled
Parameter
Symbol
IVDD33
Typical
107
< 1
27
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mW
mW
Current with VDD33 at 3.3 V
Current with VDDREG
IVDDREG
Current with VDD12 at 1.2 V
Current with VDD12A at 1.2 V
Current with VDDIOMAC at 3.3 V
Current with VDDIOMAC at 2.5 V
Current with VDDIOMICRO at 3.3 V
Current with VDDIOMICRO at 2.5 V
Total power at 3.3 V
IVDD12
IVDD12A
23
IVDDIOMAC
IVDDIOMAC
IVDDIOMICRO
IVDDIOMICRO
12
8
< 1
< 1
453
433
Total power at 2.5 V
5.2.6
Consumption in Power-Down Mode
The following table shows the current consumption values in power-down mode
(register address 0.11 = 1) with the regulator enabled.
Table 65.
Current Consumption: Power-Down, Regulator Enabled
Parameter
Symbol
IVDD33
Typical
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mW
Current with VDD33 at 3.3 V
Current with VDDREG
15
15
0
IVDDREG
Current with VDD12 at 1.2 V
Current with VDD12A at 1.2 V
Current with VDDIOMAC at 3.3 V
Current with VDDIOMAC at 2.5 V
Current with VDDIOMICRO at 3.3 V
Current with VDDIOMICRO at 2.5 V
Total power at 3.3 V
IVDD12
IVDD12A
0
IVDDIOMAC
IVDDIOMAC
IVDDIOMICRO
IVDDIOMICRO
0
0
0
0
99
Revision 4.1
September 2009
Page 74
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
