USB2514B-AEZG Standard Microsystems (SMSC), USB2514B-AEZG Datasheet - Page 11

• Manufacturer Part Number: USB2514B-AEZG
• Description: USB CHIP
• Manufacturer: Standard Microsystems (SMSC)

Specifications of USB2514B-AEZG

• Lead Free Status / RoHS Status: Supplier Unconfirmed

USB 2.0 Hi-Speed Hub Controller
Datasheet
Chapter 4 Block Diagram
SMSC USB251x
3.3 V
Note 4.1
Note 4.2
V
The ‘x’ indicates the number of available downstream ports: 2, 3, 4, or 7.
To Upstream
Regulator
Detect/
bus
Power
Bus-
V
Pulse
BUS
CRFILT
USB2512A/USB2512Ai only supports a single transaction translator.
The LED port indicators only apply to USB2513/13i/14/14i (48QFN only) and USB2517/17i.
Routing & Port Re-Ordering Logic
Downstream
USB Data
PHY#1
Upstream
Figure 4.1 USB251x Hub Family Block Diagram
Repeater
USB Data
Upstream
PHY
Switch/
Drivers
Sense
Switch Driver/
LED
LED Drivers
OC
OC Sense
Port #1
3.3 V
Power
DATASHEET
Port
Regulator
11
...
Interface
Engine
Serial
TT
#1
Downstream
USB Data
PHY#x
...
24 MHz
Crystal
PLL
Switch/
Drivers
Sense
LED
OC
Switch Driver/
LED Drivers
OC Sense
Port #x
TT
#x
Power
Port
Controller
Interface
To EEPROM or
SMBus Master
Controller
Serial
SDA
Revision 1.1 (04-26-10)
Port
SCL