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USB2512 Datenblatt(PDF) 11 Page - SMSC Corporation

Teilenummer USB2512
Bauteilbeschribung  USB 2.0 Hi-Speed Hub Controller
PDF  72 Pages
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Hersteller  SMSC [SMSC Corporation]
Direct Link  http://www.smsc.com
Logo SMSC - SMSC Corporation

USB2512 Datenblatt(HTML) 11 Page - SMSC Corporation

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USB 2.0 Hi-Speed Hub Controller
Datasheet
SMSC USB251x
11
Revision 1.0 (3-11-09)
DATASHEET
Chapter 4 Block Diagram
Figure 4.1 USB251x Hub Family Block Diagram
Note 4.1
USB2512A/USB2512Ai only supports a single transaction translator.
Note 4.2
The LED port indicators only apply to USB2513/14 (48QFN only) and USB2517/17i.
To Upstream
VBUS
3.3 V
Upstream
PHY
Upstream
USB Data
Repeater
Controller
Serial
Interface
Engine
Serial
Interface
To EEPROM or
SMBus Master
SCK
SDA
Port
Controller
Bus-
Power
Detect/
Vbus Pulse
PHY#1
USB Data
Downstream
OC
Sense
Switch/
LED
Drivers
USB Data
Downstream
Port
Power
3.3 V
PLL
24 MHz
Crystal
Routing & Port Re-Ordering Logic
Regulator
CRFILT
Port
Power
Regulator
PHY#x
Port #x
OC Sense
Switch Driver/
LED Drivers
TT
#x
TT
#1
...
Port #1
OC Sense
Switch Driver/
LED Drivers
OC
Sense
Switch/
LED
Drivers
...
The ‘x’ indicates the number of available downstream ports: 2, 3, 4, or 7.



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