GL850G USB 2.0 Low-Power HUB Controller
25,34,
38,44
DVDD
V5
P
P
P
3.3V digital power input for digital circuits
5V-to-3.3V regulator Vin
47
48
V33
5V-to-3.3V regulator Vout
Note: Analog circuits are quite sensitive to power and ground noise. PCB layout must take care the power
routing and the ground plane. For detailed information, please refer to GL850G Design Guideline.
Notation:
Type
O
Output
I
Input
I_5V
B
5V tolerant input
Bi-directional
B/I
B/O
P
Bi-directional, default input
Bi-directional, default output
Power / Ground
A
Analog
SO
pu
pd
odpu
Automatic output low when suspend
Internal pull up
Internal pull down
Open drain with internal pull up
©2000-2007 Genesys Logic Inc. - All rights reserved.
Page 12
GENESYS [ GENESYS LOGIC ]
