USB3500 SMSC Corporation, USB3500 Datasheet - Page 9

• Manufacturer Part Number: USB3500
• Description: Hi-Speed USB Host
• Manufacturer: SMSC Corporation

Hi-Speed USB Host, Device or OTG PHY With UTMI+ Interface
Datasheet
Chapter 2 Functional Overview
SMSC USB3500
LINESTATE[1:0]
DISCHRGVBUS
XCVRSEL[1:0]
OPMODE[1:0]
SUSPENDN
CHRGVBUS
HOSTDISC
RXACTIVE
RXERROR
IDPULLUP
SESSEND
TERMSEL
TXREADY
DATA[7:0]
SESSVLD
VBUSVLD
RXVALID
TXVALID
CLKOUT
RESET
ID_DIG
DMPD
DPPD
VDD3.3
The USB3500 is a highly integrated USB transceiver system. It contains a complete USB2.0 PHY with
the UTMI+ industry standard interface to support fast time to market for a USB controller. The
USB3500 is composed of the functional blocks shown in
Regulators
Internal
& POR
UTMI+
Digital
Logic
Logic
RX
TX
Figure 2.1 USB3500 Block Diagram
USB3500
HS XCVR
XTAL &
DATASHEET
FS/LS
XCVR
24 MHz
PLL
XTAL
9
Resistors
Module
Gen.
Bias
Figure 2.1
OTG
below.
VDD3.3
RBIAS
VBUS
DM
DP
ID
Revision 1.0 (04-04-05)
Connector
Mini-AB
Supply
Power
USB
5V