Hi-Speed USB Device PHY with UTMI Interface

Datasheet

Chapter 3 Pinout

RBIAS

36 XCVRSELECT 1

TERMSELECT 2

TXREADY 3

SUSPENDN 4 TXVALID 5

RESET 6

VDD3.3 7

DP 8

DM 9 10

VDD3.3

REG EN

 

VDD3.3

 

VDDA1.8

 

XI

XO

VDD1.8

VDD3.3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

35

34

33

32

31

30

29

USB2.0

USB3280

PHY IC

11

12

13

14

15

16

17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RXACTIVE

 

OPMODE1

 

OPMODE0

 

CLKOUT

LINESTATE1

LINESTATE0

VDD1.8

RXERROR

 

 

 

 

 

 

 

 

 

28

 

 

RXVALID

27

 

26

 

DATA[0]

 

25

 

DATA[1]

 

24

 

DATA[2]

 

23

 

DATA[3]

 

22

 

DATA[4]

 

21

 

DATA[5]

 

20

 

DATA[6]

 

19

 

DATA[7]

 

18

 

 

 

 

 

 

 

 

 

 

 

VDD3.3

 

Figure 3.1 USB3280 Pinout - Top View

EXPOSED

GND PAD

Figure 3.2 USB3280 Pinout - Bottom View

The flag of the QFN package must be connected to ground.

Revision 1.5 (11-15-07)

8

SMSC USB3280

 

DATASHEET