USB 2.0 Hi-Speed 2-Port Hub Controller
Datasheet
9.3
Power Consumption
This section details the power consumption of the device as measured during various modes of
operation. Power dissipation is determined by temperature, supply voltage, and external source/sink
requirements.
9.3.1
Operational / Unconfigured
Table 9.1 Operational/Unconfigured Power Consumption
TYPICAL (mA)
VDD33
MAXIMUM (mA)
VDD33
HS Host / 1 HS Device
HS Host / 2 HS Devices
HS Host / 1 FS Device
HS Host / 2 FS Devices
Unconfigured
65
95
45
50
30
75
110
50
60
-
9.3.2
Suspend / Standby
Table 9.2 Suspend/Standby Power Consumption
MODE
SYMBOL
TYPICAL @ 25oC
COMMERCIAL
MAX
INDUSTRIAL
UNIT
MAX
Suspend
Standby
IVDD33
IVDD33
320
75
1250
130
1750
140
uA
uA
Note: Typical values measured with VDD33 = 3.3V. Maximum values measured with VDD33 = 3.6V.
SMSC USB2532
53
Revision 1.0 (06-17-13)
DATASHEET
SMSC [ SMSC CORPORATION ]
