UNICORECOMM UM980, Руководство пользователя

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UM980 User Manual
12 Hardware UC-00-M32 EN R1.0
2.3 Electrical Specifications
2.3.1 Absolute Maximum Ratings
Table 2-3 Absolute Maximum Ratings
Parameter Symbol Min. Max. Unit
Power Supply Voltage VCC -0.3 3.6 V
Input Voltage V
in
-0.3 3.6 V
GNSS Antenna Signal Input ANT_IN -0.3 6 V
Antenna RF Input Power
ANT_IN input
power
+10 dBm
External LNA Power Supply VCC_RF -0.3 3.6 V
VCC_RF Output Current ICC_RF 100 mA
Storage Temperature T
stg
-55 95 ° C
2.3.2 Operational Conditions
Table 2-4 Operational Conditions
Parameter Symbol Min. Typ. Max. Unit Condition
Power Supply Voltage 8 VCC 3.0 3.3 3.6 V
Maximum VCC Ripple V
rpp
0 50 mV
Working Current 9 I
opr
145 180 mA VCC=3.3 V
VCC_RF Output Voltage VCC_RF VCC-0.1 V
VCC_RF Output Current ICC_RF 50 mA
Operating Temperature T
opr
-40 85 ° C
Power Consumption P 480 mW
8 The voltage range of VCC (3.0 V ~ 3.6 V) has already included the ripple voltage.
9
Since the product has capacitors inside, inrush current occurs during power-on. You should evaluate
in the actual environment in order to check the effect of the supply voltage drop caused by inrush
current in the system.