Datasheet

Hi-Speed USB Host, Device or OTG PHY with ULPI Low Pin Interface
Datasheet
Revision 1.1 (01-24-13) 50 SMSC USB3300
DATASHEET
Figure 7.2 USB3300 Application Diagram (Host or OTG)
Link Controller
USB3300
RBIAS
DIR
NXT
STP
CLKOUT
DATA7
DATA6
DATA5
DATA4
DATA3
DATA2
DATA0
DATA1
VDD3.3
VDD3.3
VBUS
DM
DP
ID
RESET
USB
Receptacle
DM
DP
DIR
NXT
STP
CLKOUT
DATA7
DATA6
DATA5
DATA4
DATA3
DATA2
DATA0
DATA1
7
8
32
GND FLAG
2
3
VBUS
1
ID
16
6
4
5
C
BYP
C
VBUS
3.3V
R
VBUS
may be installed to assist
in protecting the VBUS pin. 820
Ohms will protect against VBUS
transients up to 8.5V.
VDDA1.8
29
12.0k
1%
Steady state voltage at the VBUS pin must not
be allowed to exceed V
VBUS
.
R
VBUS
17
18
19
20
21
22
23
24
13
11
12
14
9
C
OUT
XI
28
XO
27
1MΩ
C
LOAD
C
LOAD
REG_EN
VDD3.3
30
31
VDD1.8
26
12
VDD1.8
15
C
OUT
VDD3.3
25
The capacitor C
VBUS
must be
installed on this side of R
VBUS
.
CPEN
3
VBUS Switch
OUT
EN
IN
EXTVBUS
10
FLG
GND
SHIELD
4
5V