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SKG123 is a high-performance, multi-system dual-frequency navigation and positioning module, the module can simultaneously support GPS, BeiDou, GLONASS, Galileo, QZSS satellite receiver module, L1 + L5 dual-frequency positioning makes the positioning faster, more accurate, and more reliable product performance.
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| Receiver | GPS, GLO, GAL, BDS, QZSS, SBAS |
| Dual frequency | L1+L5 |
| Support | RTK |
SKG123 is a high-performance, multi-system dual-band navigation and positioning module, the module can simultaneously support GPS, BeiDou, GLONASS, Galileo, QZSS satellite receiver module, L1 + L5 dual-frequency positioning makes the positioning faster, more accurate, and more reliable product performance.
With its excellent performance, the module can provide high sensitivity, high precision, low cost solutions for positioning and navigation for the manufacture of positioning terminal products such as vehicle and portable handheld, which can meet the strict requirements of professional positioning and personal consumption needs.
There are several versions of SKG123 series modules. Customers can choose standard high-precision version and RTK high-precision version.SKG123L is UART interface, LDO power supply; SKG123S is the SPI interface.
Features：
◆L1+L5 dual-band, L1 supports GPS, GLO, GAL, BDS, QZSS, SBAS system
◆L5 supports GPS, GAL, BDS, QZSS
◆Support SBAS(WAAS, EGNOS, MSAS, GAGAN)
◆Support RTCM(v2.3 and v3.3)
◆Support AGPS: EPO, EASY, NVRAM, hotstill
◆Support Power Saving Mode: Sleep mode, RTC mode, Periodic Mode, GLP, ULP
◆Support PPS timing, accuracy up to ±15ns, PPS is associated with NMEA
◆Up to 75 L1 satellites and 60 L5 satellites can be tracked
◆Very fast TTFF: cold start is less than 28s (CTTFF is 24s with GLO); hot start is less than 1s
◆Industrial standard
◆Good positioning accuracy and position validity under weak signal
◆Superior quality and reliability
◆Compliant with ROHS, FCC,
◆Translated with www.DeepL.com/Translator (free version)
| Parameter | Specification |
| RF input | 1602 MHz（L1）:1602 MHz（L1） |
| 1575.42 MHz（L1）:GPS L1 CA/QZSS L1 CA/SBAS L1/QZSS L1 SAIF/Galileo E1(E1B+E1C) | |
| 1561.098 MHz（L1）:BeiDou B1l | |
| 1176.45 MHz（L5）:GPS L5/QZSS L5/Galileo E5a/BeiDou B2a | |
| Resident waveby:≤1.5 | |
| Input resistance:50Ω±10% | |
| Antenna gain:0～32dB | |
| Physical dimension | 16.4*12.2*2.4mm |
| Data interface | 2 UART, TTL level, baud rate 110 ~ 921600bps adjustable |
| First position time TTFF | Cold start:≤28s Hot Start:≤1s Recovery:≤1s |
| Sensitivity | Capture:-146dBm Recapture:-160dBm Track:-164dBm |
| Dynamic performance | Speed:Maximum 515m / s Acceleration:Maximum 4g |
| Accuracy | position:Open sky: CEP50: <1.7 m |
| speed:0.1m/s without SA | |
| PPS:±15ns | |
| Data update rate | 1Hz ~ 10Hz, default 1 Hz |
| Navigation data format | NMEA 0183 V4.1 |
◆ Personal navigation device
◆ Automotive preservation system
◆ Vehicle monitoring
◆ IRNSS application
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