USB 2.0 Hi-Speed 2-Port Hub Controller

Datasheet

Chapter 1 Pin Configuration

 

VBUS DET

RESET N

HS IND/CFG SEL1

SCL/SMBCLK/CFG SEL0

VDD33

SDA/SMBDATA/NON REM1

NC

NC

NC

 

 

27

26

25

24

23

22

21

20

19

 

SUSP_IND/LOCAL_PWR/NON_REM0

28

 

 

 

 

 

 

 

18

NC

VDDA33

29

 

 

 

 

 

 

 

17

OCS2_N

USBUP_DM

30

 

 

SMSC

 

 

16

PRTPWR2

USBUP_DP

31

 

 

 

 

15

VDD33CR

 

 

USB2512A

 

XTAL2

32

 

 

 

14

VDD18

Embedded Footprint

XTAL1/CLKIN

33

13

OCS1_N

(Top View QFN-36)

VDD18PLL

34

12

PRTPWR1

 

 

Thermal Slug

 

 

RBIAS

35

 

 

 

 

11

TEST

(must be connected to VSS)

 

 

 

 

VDD33PLL

36

 

 

 

 

 

 

 

10

VDDA33

 

1 2 3 4 5 6 7 8 9

 

 

USBDN1 DM

USBDN1 DP

USBDN2 DM

USBDN2 DP

VDDA33

NC

NC

NC

NC

 

Indicates pins on the bottom of the device.

Figure 1.1 USB2512A 36-Pin QFN (Embedded Footprint)

Revision 1.96 (07-11-08)

6

SMSC USB2512A

 

DATASHEET