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 9101S4 |
GPS Engine Board |
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The 9101S4 GPS module is a high sensitivity, low power, Surface Mount Device (SMD)
that fully utilized SiRFstarIV upgraded features.
This 48-channel Global Positioning System (GPS)
receiver is designed for a wide range of OEM applications and is based on the GPS signal search
capabilities of the SiRFstarIV GSD4e ROM chipset, SiRF’s newest chipset technology.
The 9101S4
provides flexible bus interfaces (Optional : UART, I2C or SPI reserved for customizing special user
applications ).
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| Feature |
Item |
Description |
| Chipset |
GSD4e/ROM Base |
SiRF StarIV low power single chipset |
| General |
Frequency |
L1, 1575.42 MHz |
| C/A code |
1.023 MHz chip rate |
| Channels |
48 |
| Sensitivity |
-163 dB |
| Accuracy |
Position |
<2.5 meters |
| Velocity |
0.1 meters/second |
| Time |
1 microsecond synchronized to GPS time |
| Datum |
Default |
WGS-84 |
| Other |
selectable for other Datum |
Time to First Fix(TTFF)
(Open Sky &
Stationary Requirements)
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Reacquisition |
0.1 sec., average |
| Snap start |
1 sec., average |
| Hot start |
1~2 sec. |
| Warm start |
9~15 sec. |
| Cold start |
25~35 sec. |
Dynamic Conditions |
Altitude |
18,000 meters (60,000 feet) max. |
| Velocity |
515 meters/second (1000 knots) max. |
| Acceleration |
4g, max. |
| Jerk |
20 meters/second3, max. |
| Power |
Main power input |
3.3 VDC input |
| Power consumption |
Average 53mA (Tracking Mode) |
| Backup Power(V RTC) |
1.8~3.3 VDC battery input |
| Serial Port |
Electrical
interface |
Default UART |
| Protocol messages |
NMEA-0183@4800 bps |
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