USB3300 Datasheet, PDF (5/11 Pages) SMSC Corporation – HI SPEED USB HOST OR DEVICE PHY WITH ULPI LOW PIN INTERFACE

Hi-Speed USB Host or Device PHY with ULPI Low Pin Interface
Block Diagram
The USB3300 is a highly integrated USB PHY. It contains a complete Hi-Speed USB2.0 PHY with the
ULPI industry standard interface to support fast time to market for a USB product. The USB3300 is
composed of the functional blocks shown in Figure 3, "USB3300 Block Diagram" below.
24 MHz
XTAL
EXTVBUS
CPEN
FAULT
5V
Power
EN _Supply
VDD3.3
Internal
Regulator &
POR
XTAL &
PLL
OTG
Module
VBUS
ID
VDD3.3
DATA[7:0]
CLKOUT
STP
DIR
NXT
ULPI Digital
HS XCVR
Resistors
FS/LS
XCVR
USB3300
Bias
Gen.
Figure 3 USB3300 Block Diagram
DP
DM
RBIAS
Mini-AB
USB
Connector
SMSC USB3300
5
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Revision 1.02 (02-16-05)