RoyalTek
Confidential
5
REB-1722 Operational Manual
1.4 REB-1722 Technical Specification
Impedance
：
50
Ω
No Function
Specification
GPS receiver
1 Chipset
SiRF Star III, GSC3f/LPx
(Digital, RF in a single package)
2 Frequency
L1
1575.42MHz.
3 Code
C.A.
Code.
4 Channels
20
parallel
5
Chip Sensitivity
Tracking: -159dBm.
6
Chip Cold start
35 sec @ open sky (Typical)
7
Chip Warm start
35 sec @ open sky (Typical)
8
Chip Hot start
1 sec @ open sky (Typical)
9 Reacquisition
0.1sec
typical
10 Position accuracy
10meters at 2D RMS.
11 Maximum altitude
18000 m
12 Maximum velocity
515 m/s
13 Update rate
Continuous operation: 1Hz
14 Protocol setup
It shall store the protocol setup in the SRAM memory.
15 DGPS
1.WAAS,
EGNOS
2.RTCM protocol
Interface
16 LNA
18dB Gain. (Typical)
17 I/O
Pin
28pins
Mechanical requirements
18 Weight
≦
3.5g
Power consumption
19
VCC DC
+3.0~3.6V
20
V_BCKP DC
+1.4~3.6V
21
Current
Avg.
≦
[email protected](without ext. antenna)
Environment
22 Temperature
- Operating : -40 ~ 85
℃
- Storage : -40 ~ 85
℃
23 Humidity
≦
95%
