USB3317 SMSC Corporation, USB3317 Datasheet - Page 5

• Manufacturer Part Number: USB3317
• Description: Hi-Speed USB Transceiver with 1.8V-3.3V ULPI Interface - 26MHz Reference Clock
• Manufacturer: SMSC Corporation

Hi-Speed USB Transceiver with 1.8V-3.3V ULPI Interface - 26MHz Reference Clock
SMSC USB3317
Pin Definitions
BALL
PIN
B1
C1
C2
D2
D1
E1
1
2
3
4
5
6
The following table details the pin definitions for the figure above.
VDD3.3
NAME
VBUS
VBAT
DM
DP
ID
Figure 3 USB3317 VFBGA Pinout - Top View
C
D
A
B
E
Table 1 USB3317 Pin Description
1
PRODUCT PREVIEW
DIRECTION/
Analog
Analog
Analog
Analog
2
Power
Power
TYPE
Input,
I/O,
I/O,
I/O,
TOP VIEW
5
3
ACTIVE
LEVEL
N/A
N/A
N/A
N/A
N/A
N/A
4
ID pin of the USB cable. For non-OTG
applications this pin can be floated. For
an A-Device ID is grounded. For a B-
Device ID is floated.
VBUS pin of the USB cable. This pin is
used for the Vbus comparator inputs and
for Vbus pulsing during session request
protocol.
Regulator input. The regulator supply can
be from 5.5V to 3.1V.
3.3V Regulator Output. A 2.2uF (<1 ohm
ESR) bypass capacitor to ground is
required for regulator stability. The
bypass capacitor should be placed as
close as possible to the USB3317.
D- pin of the USB cable.
D+ pin of the USB cable.
5
DESCRIPTION
Revision 1.3 (11-02-07)