UM220-IV L User Manual
UC-00-M15 EN R1.4
Product Introduction
3
1.4
Performance
Table 1- 2 Specifications
Power
Voltage
3.0~3.6VDC
Power Consumption
1
62mW @3.3V
RF Input
VSWR
≤
2.5
Input Impedance
50Ω
Antenna Gain
5
～
35dB
Physical Characters
Dimensions
17.0mm*22.4mm*2.4mm
Weight
1.7g
Environment
Operating Temperature -40
℃
~ +85
℃
Storage Temperature
-40
℃
~ +85
℃
RoHS2.0
Compliant
Input/ Output Data Interface
UART
UART*2, LVTTL.
Baud Rate: 4800~115200 bps
GNSS Performance
Constellations
BDS B1: 1561.098MHZ
GPS L1: 1575.42MHZ
GLONASS L1OF: 1602MHZ
Galileo E1-B/C: 1575.42MHZ
TTFF
2
(Time to First Fix)
Cold Start: 28s
Hot Start: 1s
Reacquisition: 1s
AGNSS
3
: 4s
Positioning Accuracy
(CEP)
4
2.0m (Horizontal)
3.5m (Vertical)
Velocity Accuracy
(RMS)
5
0.1m/s (Horizontal)
Sensitivity
6
GPS
BDS
GLONASS
Galileo
Cold Start
-147dBm -144dBm
-142dBm
-135dBm
Tracking
-160dBm -160dBm
-158dBm
-154dBm
1 Continuous positioning, typical value
2
All satellites C/N0 at 41
3
Assisted data injection in time
4
All satellites C/N0 at 41
5
All satellites C/N0 at 41
6 Tested with a good external LNA
