User's Manual

UE910 3G HARDWARE USER GUIDE 1vv0301171 Rev.3 • 2015-04-17 28 of 78
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5 DIGITAL SECTION
5.1 Logic Levels Specification
ABSOLUTE MAXIMUM RATINGS – NOT FUNCTIONAL:
OPERATING RANGE - INTERFACE LEVELS (1.8V CMOS):
Parameter
Min
Max
Input high level
1.5V
1.9V
Input low level
0V
0.35V
Output high level
1.6V
1.9V
Output low level
0V
0.2V
OPERATING RANGE - INTERFACE LEVELS (1.2V CMOS):
Parameter
Min
Max
Input high level
0.9V
1.3V
Input low level
0V
0.3V
Output high level
1V
1.3V
Output low level
0V
0.1V
CURRENT CHARACTERISTICS:
Parameter
AVG
Output Current
1mA
Input Current
1uA
Parameter
Min
Max
Input level on any digital pin (CMOS 1.8) with respect to ground
-0.3V
2.1V
Input level on any digital pin (CMOS 1.2) with respect to ground
-0.3V
1.4V