USB 2.0 HSIC Hi-Speed 4-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
9.3.1.1
HSIC Upstream
Table 9.1 Operational/Unconfigured Power Consumption (HSIC Upstream)
TYPICAL (mA)
MAXIMUM (mA)
VBAT
VDDCOREREG
VBAT
VDDCOREREG
(Note 9.8)
(Note 9.8)
HS Host / 1 HS Device
HS Host / 2 HS Devices
HS Host / 4 HS Devices
HS Host / 1 FS Device
HS Host / 2 FS Devices
HS Host / 4 FS Devices
Unconfigured
30
50
90
15
20
20
10
40
50
60
30
35
40
20
35
60
100
20
20
25
-
45
55
70
40
45
50
-
Note 9.8 Includes VDD12 current.
9.3.1.2
USB Upstream
Table 9.2 Operational/Unconfigured Power Consumption (USB Upstream)
TYPICAL (mA) MAXIMUM (mA)
VBAT
VDDCOREREG
VBAT
VDDCOREREG
HS Host / 1 HS Device
HS Host / 2 HS Devices
HS Host / 4 HS Devices
HS Host / 1 FS Device
HS Host / 2 FS Devices
HS Host / 4 FS Devices
Unconfigured
30
55
40
50
65
30
40
40
20
40
65
105
25
30
30
-
45
55
75
40
40
45
-
100
20
20
25
10
Revision 1.0 (06-17-13)
60
SMSC USB4604
DATASHEET
SMSC [ SMSC CORPORATION ]
