PQI Pro 170 User Manual
Intelligent Stick™
Rev. A.0
4/5 Sep 2006
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7. Recommended Operating Conditions
Symbol
Parameter
Min.
Typical
Max.
Units
Vcc
33
Power
Supply
Voltage
3.0 3.3 3.3 V
Vin Input
Voltage
0
Vcc Vcc+0.3 V
Vcc
25
Internal
Power
Support
2.25
2.5
2.75
v
8. Pin Assignments
Pin No.
Pin Name
Function
1
VCC
USB power input
2
USB D-
USB differential signal
3
USB D+
The pairs are used to transmit Data/Address/Command
4 VSS
Ground