USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
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)
MAXIMUM (mA)
VBAT
VDDCOREREG
VBAT
VDDCOREREG
HS Host / 1 HSIC Device
HS Host / 1 HS Devices
HS Host / 2 HS Devices
HS Host / 1 HSIC, 2 HS Devices
HS Host / 1 FS Device
HS Host / 2 FS Devices
HS Host / 1HSIC, 2 FS Devices
Unconfigured
15
25
40
20
15
20
20
10
30
30
40
35
25
30
35
20
15
30
45
25
20
20
25
-
35
35
45
40
30
35
40
-
9.3.2
Suspend / Standby
9.3.2.1
Single Supply
The following table details the device power consumption when configured with a single VBAT supply
For additional information on power connections, refer to Chapter 4, "Power Connections," on page 17.
Table 9.2 Single Supply Suspend/Standby Power Consumption
MODE
SYMBOL
TYPICAL @ 25oC
COMMERCIAL
MAX
INDUSTRIAL
MAX
UNIT
Suspend
Standby
IVBAT
IVBAT
300
0.4
1200
2.0
1650
2.4
uA
uA
Note: Typical values measured with VBAT = 4.2V. Maximum values measured with VBAT = 5.5V.
SMSC USB3813
59
Revision 1.0 (06-17-13)
DATASHEET
SMSC [ SMSC CORPORATION ]
