USB2513 SMSC Corporation, USB2513 Datasheet - Page 8

• Manufacturer Part Number: USB2513
• Description: USB 2.0 High-Speed 3-Port Hub Controller
• Manufacturer: SMSC Corporation

Chapter 2 Block Diagram
Revision 1.98 (11-19-07)
USB Data
Downstream
PHY#1
Detect/V
Bus-Power
To Upstream
Pulse
V
BUS
Switch/LED
Port #1
OC Sense
Drivers
Switch
Sense
Driver
Drivers
BUS
LED
OC
Routing & Port Re-Ordering Logic
Upstream
Upstream USB
Repeater
PHY
Figure 2.1 USB2513 Block Diagram
Data
USB Data
Downstream
DATASHEET
PHY#2
3.3V
TT #1
24 MHz Crystal
8
Port #2
Switch/LED
1.8V Reg
Drivers
OC Sense
Switch
Sense
Driver
LED
Drivers
OC
PLL
SIE
TT #2
1.8V
TT #3
USB 2.0 High-Speed 3-Port Hub Controller
Downstream
USB Data
To EEPROM or
SMBus Master
PHY#3
Controller
Controller
Interface
Serial
Port
SD
Switch/LED
Port #3
OC Sense
Drivers
Switch
Sense
Driver
Drivers
LED
OC
SCK
SMSC USB2513
Datasheet