USB 2.0 High-Speed 4-Port Hub Controller

Datasheet

 

LED B1 N/BOOST0

VBUS DET

RESET N

CFG SEL2

HS IND/CFG SEL1

SCL/SMBCLK/CFG SEL0

VDD33

SDA/SMBDATA/NON REM1

OCS4 N

PRTPWR4

OCS3 N

LED A2 N/PRT SWP2

 

 

36

35

34

33

32

31

30

29

28

27

26

25

 

LED_A1_N/PRT_SWP1

37

 

 

 

 

 

 

 

 

 

 

24

LED_B2_N/BOOST1

PRTPWR_POL

38

 

 

 

 

 

 

 

 

 

 

23

LED_A3_N/PRT_SWP3

SUSP_IND/LOCAL_PWR/NON_REM0

39

 

 

 

 

 

 

 

 

 

 

22

LED_B3_N/GANG_EN

SEL48

40

 

 

 

 

 

 

 

 

 

 

21

PRTPWR3

VDDA33

41

 

 

 

 

SMSC

 

 

 

 

20

OCS2_N

USBUP_DM

42

 

 

 

 

 

 

 

 

19

PRTPWR2

 

 

 

USB2514

 

 

 

USBUP_DP

43

 

 

 

 

 

 

18

VDD33CR

 

 

(Top View QFN-48)

 

XTAL2

44

 

 

 

17

VDD18

 

 

 

 

 

 

 

 

 

 

XTAL1/CLKIN

45

 

 

 

 

 

 

 

 

 

 

16

OCS1_N

VDD18PLL

46

 

 

 

Thermal Slug

 

 

 

15

PRTPWR1

RBIAS

47

 

 

 

 

 

 

14

TEST

 

(must be connected to VSS)

 

 

 

 

 

 

 

VDD33PLL

48

 

 

 

 

 

 

 

 

 

 

13

LED_A4_N/PRT_SWP4

 

1

2

3

4

5

6

7

8

9

10

11

12

 

 

USBDN1 DM/PRT DIS M1

USBDN1 DP/PRT DIS P1

USBDN2 DM/PRT DIS M2

USBDN2 DP/PRT DIS P2

VDDA33

USBDN3 DM/PRT DIS M3

USBDN3 DP/PRT DIS P3

USBDN4 DM/PRT DIS M4

USBDN4 DP/PRT DIS P4

VDDA33

REG EN

LED B4 N

 

Indicates pins on the bottom of the device.

Figure 1.2 USB2514 48-Pin QFN

SMSC USB2514

7

Revision 1.98 (11-19-07)

 

DATASHEET