User's Manual
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2. ELECTRICAL CHARACTERISTICS
2-1. ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Pin No
Min
Typ
Max
Units
VCC_3V3_W
3.3V power supply for WIFI
K10
3.3
3.6
V
VCC_3V3_L
3.3V power supply for DC-
DC 1.8V
J9
3.3
3.6
V
VCC_3V3_M
3.3V power supply for MCU
K9
3.3
4.0
V
2-2. RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Pin No
Min
Typ
Max
Units
VCC_3V3_W
3.3V power supply for
WIFI
K10
3.0
3.3
3.6
V
VCC_3V3_L
3.3V power supply for DC-
DC 1.8V
J9
3.0
3.3
3.6
V
VCC_3V3_M
3.3V power supply for
MCU
K9
3.0
3.3
3.6
V
2-3. INTERNAL ANTENNA SPEC