USB2.0 PHY IC
VDD3.3
10uF
VDD1.8
1uF
Voltage
UTMI
Regulator
45
51
50
46
52
47
54
TXVALID
TXREADY
1uF
10uF
44
42
41
40
39
37
36
35
DATA 0
DATA 1
DATA 2
DATA 3
DATA 4
DATA 5
DATA 6
DATA 7
RXACTIVE
RXVALID
RXERROR
VALIDH
DATABUS16_8
17
18
XCVRSELECT
TERMSELECT
34
32
31
30
29
27
26
25
13
24
DATA 8
SUSPENDN
RESET
DATA 9
DATA 10
DATA 11
DATA 12
DATA 13
DATA 14
DATA 15
20
19
OPMODE 0
OPMODE 1
22
21
LINESTATE 0
LINESTATE 1
49
6
CLKOUT
USB
RBIAS
C LOAD
12KΩ
10
3
2
XI
DP
12MHz
Crystal
1ΜΩ
USB-B
11
XO
DM
C LOAD
POWER
1
5
8
9
VSSA
VSSA
VSSA
VSSA
12
VDDA1.8
Ferrite Bead
16
23
38
53
VDD1.8
VDD1.8
VDD1.8
VDD1.8
10uF
VDD1.8
14
33
48
55
56
VSS
VSS
VSS
VSS
VSS
4
7
VDDA3.3
VDDA3.3
Ferrite Bead
15
28
43
VDD3.3
VDD3.3
VDD3.3
VDD3.3
GND
Figure 8.10 Application Diagram for 56-pin QFN Package
Revision 1.3 (10-05-04)
SMSC GT3200, SMSC USB3250
DATA4S1HEET
SMSC [ SMSC CORPORATION ]
