USB2532 Datasheet, PDF (41/50 Pages) SMSC Corporation – USB 2.0 Hi-Speed 2-Port Hub Controller

USB 2.0 Hi-Speed 2-Port Hub Controller
Datasheet
9.3
9.3.1
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.
Operational / Unconfigured
Table 9.1 Operational/Unconfigured Power Consumption
TYPICAL (mA)
MAXIMUM (mA)
HS Host / 1 HS Device
HS Host / 2 HS Devices
HS Host / 1 FS Device
HS Host / 2 FS Devices
Unconfigured
VDD33
65
95
45
50
30
VDD33
75
110
50
60
-
9.3.2 Suspend / Standby
MODE
Suspend
Standby
Table 9.2 Suspend/Standby Power Consumption
SYMBOL
TYPICAL @ 25^oC
COMMERCIAL
MAX
INDUSTRIAL
MAX
I_VDD33
320
I_VDD33
75
1250
130
1750
140
UNIT
uA
uA
Note: Typical values measured with VDD33 = 3.3V. Maximum values measured with VDD33 = 3.6V.
 2014 Microchip Technology Inc.
DS00001701A-page 41