AU9254_05 Datasheet, PDF (8/23 Pages) List of Unclassifed Manufacturers – USB Hub Controller

3.0 Pin Assignment
The AU9254 is packaged as a 28-pin shrink small outline plastic package (SSOP).
The figure on the following page shows the signal names for each of the pins on the
chip. Accompanying the figure is the table that describes each of the pin signals.
Figure 3.1 Pin Assignment Diagram
USB2_DM
1
USB2_DP
2
USB3_DM
3
USB3_DP
4
USB4_DM
5
USB4_DP
6
DP4_PWRUP
7
DP2_PWRUP
8
BUS_PWRED
9
VCC5O/VCC5IK
10
GND5O/GND5IK
11
VCC3V
12
DP1_PWRUP
13
GANGPOWER
14
ALCOR MICRO
AU9254 A21
USB HUB
CONTROLLER
28 - PIN SSOP
28
USB1_DP
27
USB1_DM
26
USB_DP
25
USB_DM
24
DP3_OVRCUR
23
DP4_OVRCUR
22
DP3_PWRUP
21
XTAL2
20
XTAL1
19
AGND/GNDO
18
NC
17
DP2_OVRCUR
16
SUSPEND
15
DP1_OVRCUR
AU9254 USB Hub Controller V1.02W
Official Release_ Public
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