Hi-Speed USB Transceiver with 1.8V-3.3V ULPI Interface - 26MHz Reference Clock
ULPI Interface
12
0.1uF
1.8V
Supply
3.1-5.5V
Battery /
Supply
1.8-3.3V
IO Supply
VDD1.8
4.7uF
B3
A3
A4
A5
STP
DIR
NXT
CLKOUT
DATA0
DATA1
DATA2
DATA3
DATA4
DATA5
DATA6
DATA7
(msb)
CPEN
RESETB from Link
REFCLK
Note:
VDDIO can
be connected
to the 1.8V
supply for
1.8V IO
VBAT
4.7uF
0.1uF
C2
E5
B4
C5
VDDIO
0.1uF
B4
8.06KΩ
RBIAS
ID
A1
B1
3x3mm
VFBGA
25 Ball Array
0.5mm Pitch
C4
D5
D4
E4
D3
USB
Connector
VBUS
DM
DP
VDD3.3
C1
E3
D1
E2
E1
B2
D2
2.2uF
C3
A2
C
VBUS
5 Volt
Supply
Host/OTG Only
C
VBUS
CPEN
REFCLK and CLKOUT should be
isolated with a ground line on both
sides.
Host
Device
OTG Device
Min
120uF
1uF
1uF
Max
10uF
6.5uF
Figure 5 USB3317 VFBGA Application Diagram
SMSC USB3317
9
Revision 1.3 (11-02-07)
PRODUCT PREVIEW