Highly Integrated Full Featured Hi-Speed USB 2.0 ULPI Transceiver
Datasheet
VDDIO Supply
RVBUS must be installed to
enable overvoltage
protection of the VBUS pin.
14
11
8
Link Controller
REFSEL2
REFSEL1
REFSEL0
27
RESETB
RESETB
13
10
9
7
6
5
4
RVBUS
DATA7
DATA6
DATA5
DATA4
DATA3
DATA2
DATA1
DATA0
STP
DATA7
22
VBUS
DATA6
DATA5
DATA4
17
25
CPEN
XO
DATA3
3.1-5.5V
Supply
DATA2
DATA1
21
3
The capacitor CVBUS
must be installed on
VBAT
DATA0
29
STP
CBYP
2
this side of RVBUS
.
NXT
NXT
31
20
VDD33
DIR
CLKOUT
DIR
CLKIN
1
COUT
CVBUS
USB
Receptacle
26
REFCLK
REFCLK
Signal at REFCLK
23
19
18
must comply with
VBUS
DM
ID
VIH and VIL
VDDIO Supply
CBYP
DM
DP
32
VDDIO
VDD18
DP
1.8V Supply
28, 30
SHIELD
GND
15
16
SPK_L
SPK_R
CBYP
24
RBIAS
GND
CDC_BLOCK
RBIAS
Optional
Switched Signal
to DP/DM
Figure 8.1 USB3320 Application Diagram (Device, ULPI Output Clock mode, 24MHz)
Revision 1.0 (07-14-09)
SMSC USB3320
DATA7S4HEET
SMSC [ SMSC CORPORATION ]
