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USB3300 Datasheet(PDF) 10 Page - SMSC Corporation

Part # USB3300
Description  Hi-Speed USB Host, Device or OTG PHY with ULPI Low Pin Interface
PDF  55 Pages
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Manufacturer  SMSC [SMSC Corporation]
Direct Link  http://www.smsc.com
Logo SMSC - SMSC Corporation

USB3300 Datasheet(HTML) 10 Page - SMSC Corporation

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Hi-Speed USB Host, Device or OTG PHY with ULPI Low Pin Interface
Datasheet
Revision 1.08 (11-07-07)
10
SMSC USB3300
DATASHEET
Chapter 3 Pin Layout
The USB3300 is offered in a 32 pin QFN package (5 x 5 x 0.9mm). The pin definitions and locations
are documented below.
3.1
USB3300 Pin Diagram
The exposed flag of the QFN package must be connected to ground with a via array to the ground
plane. This is the main ground connection for the USB3300.
3.2
Pin Function
Figure 3.1 USB3300 Pin Diagram - Top View
Table 3.1 USB3300 Pin Definitions 32-Pin QFN Package
PIN
NAME
DIRECTION,
TYPE
ACTIVE
LEVEL
DESCRIPTION
1
GND
Ground
N/A
Ground
2
GND
Ground
N/A
Ground
3
CPEN
Output,
CMOS
High
External 5 volt supply enable. This pin is used to
enable the external Vbus power supply. The CPEN
pin is low on POR.
GND
GND
CPEN
VBUS
ID
VDD3.3
DM
DP
DATA0
DATA7
DATA5
DATA6
DATA2
DATA3
DATA4
DATA1
USB3300
Hi-Speed USB2
ULPI PHY
32 Pin QFN
1
2
3
4
5
6
7
8
USB3300
Hi-Speed USB
ULPI PHY
32 Pin QFN
GND FLAG
24
23
22
21
20
19
18
17



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