PCB LAYOUT Dimensions :
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General Description : |
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SUPA GPS Module is a high sensitivity, low power , SMD type 20-channel GPS receiver designed for a broad spectrum of OEM applications. SUPA GPS SGM-90 is based on new SiRFStartIII technology found in other SUPA GPS products and is designed to allow quick and easy integration into standard or custom applications. |
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| Applications : |
 Car and marine navigation
Vehicle tracking system
Automatic vehicle location system
Fleet management
GPS data logging
Electronic-mapping application
Child/elderly/personal locator and security system
GPS precise timing
GPS clock and digital camera |
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| Features : |
| Accuracy |
Standard Positioning Service (SPS)
Support WAAS (optional)
EGNOS (optional)
Position : 5~15m CEP w/o S/A
Velocity : 0.1 m/sec w/o S/A
Time : 1u sec (PPS) |
Acquisition
|
Hot start : 8 sec (average)
Cold start : 42 sec (average)
Warm start : 38 sec (average) |
| Dynamics |
Altitude : max. 18,000m
Velocity : max. 515m/sec
Acceleration : max. 4g |
| Sensitivity |
-159 dBm |
| I/O protocols |
NMEA 0183 GGA,GLL, GSA,GSV, RMC, VTG
SIRF binary |
| Coordinate datum |
WGS-84(default) |
| Data update rate |
1 second |
| I/O port rate |
4800 to 57600 bps adjustable |
| Power consumption |
70 mA(MAX) |
| Power supply |
3.3V ~ 5V |
| I/O output level |
TTL 0~2.85V |
| RF connector |
I-PEX MHF |
| Dimension |
24.5(W) x 29.0(L) x3(H) mm |
| Operating temp. |
-40 ¢J ~ +85 ¢J |
| Frequency |
1575.42MHZ |
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| I/O Pin Description : |
| Pin |
Name
|
I/O
|
Function |
| 1 |
GND
|
N/A
|
Ground |
| 2 |
TXDB |
Output
|
Serial data output B (transmit data) |
| 3 |
RXDB
|
Input
|
Serial data input B (receive data) |
| 4 |
RXDA
|
Input
|
Serial data input A (receive data) |
| 5 |
TXDA |
Output
|
Serial data output A (trans mit data) |
| 6 |
GPIO-5 |
I/O |
General Purpose I/O control pin |
| 7 |
GPIO-9
|
I/O |
General Purpose I/O control pin |
| 8 |
GPIO-0 |
I/O |
General Purpose I/O control pin |
| 9 |
GPIO-1 |
I/O |
General Purpose I/O control pin |
| 10 |
GPIO-13
|
I/O |
General Purpose I/O control pin |
| 11 |
GPIO-14
|
I/O |
General Purpose I/O control pin |
| 12 |
GPIO-15
|
I/O |
General Purpose I/O control pin |
| 13 |
GND |
N/A
|
Ground |
| 14 |
GND |
N/A
|
Ground |
| 15 |
VCC-IN
|
Input |
3.3V DC power input |
| 16 |
VCC-IN |
Input |
3.3V DC power input |
| 17 |
VCC-STBY
|
PWR
|
Apply 1.5V DC for backup RTC&SRAM. |
| 18 |
MOD-EN |
Input
|
Pull high for module enable. |
| 19 |
BOOT-SEL
|
Input
|
Pull high for hardware download. |
| 20 |
MOD-RST |
Input
|
Reset pin, active high |
| 21 |
WakeUp-EN
|
Input
|
WakeUp RTC |
| 22 |
FREQXFER
|
Input
|
For SiRFLoc firmware, keep floating |
| 23 |
GND |
N/A |
Ground |
| 24 |
GND |
N/A |
Ground |
| 25 |
ANT PWR
|
PWR
|
Depend on the kind of antenna.
If use passive antenna, keep floating. |
| 26 |
GND |
N/A |
Ground |
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