Datasheet

Hi-Speed USB Host, Device or OTG PHY with ULPI Low Pin Interface
Datasheet
SMSC USB3300 49 Revision 1.1 (01-24-13)
DATASHEET
7.1 Application Diagrams
Figure 7.1 USB3300 Application Diagram (Peripheral)
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
SHIELD
GND
16
6
4
5
C
BYP
C
VBUS
3.3V
Supply
R
VBUS
may be installed in this
configuration to assist in protecting
the VBUS pin. 820 Ohms will protect
against VBUS transients up to 8.5V.
10K Ohms will protect against
transients up to 10V.
VDDA1.8
29
C
DC_BLOCK
12.0k
1%
Steady state voltage at the VBUS pin must
not be allowed to exceed V
VBUS
.
R
VBUS
NC
17
18
19
20
21
22
23
24
13
11
12
14
9
C
OUT
XI
28
CPEN
3
NC
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
EXTVBUS
10
NC
The capacitor C
VBUS
must be installed on
this side of R
VBUS
.