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Lista de partido
USB2504-ABZJ
Integrated USB 2.0 Compatible 4-Port Hub
SMSC -> Microchip
USB2504-ABZJ Datasheet PDF : 6 Pages
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Block Diagram
Integrated USB2.0 Compatible 4-Port Hub
Upstream Upstream 24 MHz
USB Data V
BUS
Crystal
3.3V
To
Pin
EEPROM
1.8V Strapping
or SMBus
Cap Options
Master
SD SCL
V
BUS
Upstream
Power
PLL
1.8V
Reg.
PHY
Detect
Repeater
SIE
Internal
Defaults
Select
Serial
Interface
Controller
TT TT TT TT
#1 #2 #3 #4
Port
Controller
Routing Logic
...
Port #1
Downstream OC Sense
Port #4
Downstream OC Sense
PHY #1 Switch Driver
PHY #4 Switch Driver
LED Drivers
LED Drivers
Downstream OC Switch/LED
USB Data Sense Drivers
Downstream OC Switch/LED
USB Data Sense Drivers
Figure 1 4-Port Block Diagram
Revision 1.8 (11-11-05)
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PRODUCT PREVIEW
SMSC USB2504/USB2504A
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