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UM220-IV NV User Manual
2
1.2
Key Features
Power
Voltage
+3.0~3.6 VDC
Power Consumption
1
90mW
RF Input
Input VSWR
≤2.5
Input Impedance
50Ω
Antenna Gain
15
~
30dB
Physical Characteristics
Dimension
16.0*12.2*2.4mm
Weight
0.8g
Environment
Operating Temperature
-40
℃
~ +85
℃
Storage Temperature
-45
℃
~ +90
℃
RoHS
Accord
Input/ Output Data Interface
UART
2 UART, LVTTL. Acceptable baud rate 9600
~
460800bps
GNSS Performance
Frequency
BDS B1:
1561.098MHZ
GPS L1:
1575.42MHZ
GLO L1:
1602.5625MHZ
Time to First Fix
(TTFF)
Cold Start: 28s
Hot Start: 1s
Reacquisition: 1s
AGNSS
2
: 4s
Positioning Accuracy
3
2.0m (Dual system horizontal, open sky)
3.5m (Dual system vertical, open sky)
1
Continuous positioning
,
typical value
2
Timely input of assist data
3
CEP, 50%