Ic Data Sheets - Philips P&S 22HFL4372D/10 Service Manual

8. IC Data Sheets

This chapter shows the internal block diagrams and pin
configurations of ICs that are drawn as "black boxes" in the
8.1 Diagram USB Hub
Block diagram
Pinning information
B01C, USB2513B (IC 7F25)
To Upstream Upstream
V
USB Data
BUS
Bus-
Power Upstream
Detect/ PHY
V Pulse
bus
Repeater
3.3 V
Regulator
CRFILT
Routing & Port Re-Ordering Logic
OC Sense
PHY#1
Switch Driver/
LED Drivers
USB Data OC
Downstream Sense
Switch/
LED
Drivers
The 'x' indicates the number of available downstream ports: 2, 3, 4, or 7.
Note : The LED port indicators only apply to USB2513i.
SUSP_IND / LOCAL_PWR / NON_REM[0]
XTALIN / CLKIN
Figure 8-1 Internal block diagram and pin configuration
IC Data Sheets
electrical diagrams (with the exception of "memory" and "logic"
ICs).
24 MHz
Crystal
3.3 V
Regulator PLL
Serial
Interface
Engine
...
TT
#1
...
Port #1
Port #x
OC Sense
PHY#x
Switch Driver/
LED Drivers
USB Data
Port OC
Downstream
Power Sense
Switch/
LED
Drivers
28
29
VDD33
30
USBDM_UP
SMSC
USBDP_UP 31
USB2512/12A/12B
XTALOUT 32
USB2512i/12Ai/12Bi
33
(Top View QFN-36)
PLLFILT 34
Ground Pad
35
RBIAS
(must be connected to VSS)
VDD33 36
Indicates pins on the bottom of the device.
back to
div. table
Q552.1HE LA
To EEPROM or
SMBus Master
SCL
SDA
Serial
Interface
Controller
TT
Port
#x Controller
Port
Power
18 NC
17
OCS_N[2]
16
PRTPWR[2] / BC_EN[2]*
15 VDD33
14 CRFILT
13 OCS_N[1]
12 PRTPWR[1] / BC_EN[1]*
11
TEST
10 VDD33
8. EN 43
18770_301_100217.eps
100217
2010-Nov-19