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USB4604 数据表(PDF) 60 Page - SMSC Corporation |
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USB4604 数据表(HTML) 60 Page - SMSC Corporation |
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60 / 71 page ![]() USB 2.0 HSIC Hi-Speed 4-Port Hub Controller Datasheet Revision 1.0 (06-17-13) 60 SMSC USB4604 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 Note 9.8 Includes VDD12 current. 9.3.1.2 USB Upstream Table 9.1 Operational/Unconfigured Power Consumption (HSIC Upstream) TYPICAL (mA) MAXIMUM (mA) VBAT VDDCOREREG (Note 9.8) VBAT VDDCOREREG (Note 9.8) HS Host / 1 HS Device 30 40 35 45 HS Host / 2 HS Devices 50 50 60 55 HS Host / 4 HS Devices 90 60 100 70 HS Host / 1 FS Device 15 30 20 40 HS Host / 2 FS Devices 20 35 20 45 HS Host / 4 FS Devices 20 40 25 50 Unconfigured 10 20 - - Table 9.2 Operational/Unconfigured Power Consumption (USB Upstream) TYPICAL (mA) MAXIMUM (mA) VBAT VDDCOREREG VBAT VDDCOREREG HS Host / 1 HS Device 30 40 40 45 HS Host / 2 HS Devices 55 50 65 55 HS Host / 4 HS Devices 100 65 105 75 HS Host / 1 FS Device 20 30 25 40 HS Host / 2 FS Devices 20 40 30 40 HS Host / 4 FS Devices 25 40 30 45 Unconfigured 10 20 - - |
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