USB2412 datasheet(18/27 Pages) SMSC

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2-Port USB 2.0 Hi-Speed Hub Controller

Datasheet

Revision 1.3 (12-27-11)

SMSC USB2412

DATASHEET

Note 4.4

Output leakage is measured with the current pins in high impedance.

Note 4.5

See USB 2.0 Specification 1. for USB DC electrical characteristics.

O12, I/O12 &I/OSD12 Type Buffer

Low Output Level

High Output Level

Output Leakage

Hysteresis (‘SD’ pad only)

VOL

VOH

IOL

VHYSC

2.4

-10

250

0.4

+10

350

μA

IOL = 12 mA @ VDD33

= 3.3 V

IOH = -12 mA @ VDD33

= 3.3 V

VIN = 0 to VDD33

(Note 4.1)

Supply Current Unconfigured

Hi-Speed Host

ICCINTHS

Supply Current Unconfigured

Full-Speed Host

ICCINTFS

Supply Current Configured

Hi-Speed Host, 1 downstream port

IHCH1

Supply Current Configured

Hi-Speed Host, each additional

downstream port

1 port

base

25 mA

1 port

base

25 mA

Supply Current Configured

Full-Speed Host, 1 downstream port

IFCC1

There is no additional

current for additional

ports.

Supply Current Configured

Full-Speed Host, each additional

downstream port

1 port

base

8 mA

1 port

base

8 mA

Supply Current Suspend

ICSBY

475

1000

μA

All supplies combined

Supply Current Reset

ICRST

550

1100

μA

All supplies combined

Table 4.1 DC Electrical Characteristics (continued)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

COMMENTS

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