USB 2.0 Hi-Speed 4-Port Hub Controller
Datasheet
2014 Microchip Technology Inc. DS00001713A-page 43
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
9.3.2 Suspend / Standby
Note: Typical values measured with VDD33 = 3.3V. Maximum values measured with VDD33 = 3.6V.
Table 9.1 Operational/Unconfigured Power Consumption
TYPICAL (mA) MAXIMUM (mA)
VDD33 VDD33
HS Host / 1 HS Device 65 75
HS Host / 2 HS Devices 95 110
HS Host / 3 HS Devices 125 145
HS Host / 4 HS Devices 155 175
HS Host / 1 FS Device 45 50
HS Host / 2 FS Devices 50 60
HS Host / 3 FS Devices 55 70
HS Host / 4 FS Devices 65 80
Unconfigured 30 -
Table 9.2 Suspend/Standby Power Consumption
MODE SYMBOL TYPICAL @ 25
o
CCOMMERCIAL
MAX
INDUSTRIAL
MAX
UNIT
Suspend I
VDD33
320 1250 1750 uA
Standby I
VDD33
75 130 140 uA