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Product Description ： 1、Support Beidou inertial navigation rapid positioning, support for inertial navigation and satellite equipment for integrated navigation； 2、High performance, low power consumption, fast positioning, dimension：
| Chip | MediaTek MT2503D | |
| Frequency | GPS : L1 1575.42MHz,BD2: B1 1561.098MHz | |
| Channels | Support 99 channels (33 Tracking, 99 Acquisition) | |
| Update rate | 1Hz default | |
| Sensitivity | Tracking | -162dBm, up to -165dBm (with external LNA) |
| Cold start | -143.5dBm, up to -148dBm (with external LNA) | |
| Acquisition |
Hot start (Open Sky) |
1s (typical) |
|
Cold Start (Open Sky) |
33s (typical) | |
| Position Accuracy | Autonomous | 3m CEP(50%) |
| Limit value | Max. Altitude | < 18,000 m （Max） |
| Max. Velocity | < 515 m/s （Max） | |
| Protocol Support | NMEA 0183 |
9600 bps, 8 data bits, no parity, 1 stop bits (default) 1Hz: GGA, GLL, GSA, RMC, VTG |
| Input Voltage | VCC | 3.3±0.3V |
| V_BCKP | 2.0V~ 4.3V | |
| Supply Current | Acquisition | 50mA @3.3V (typical) |
| Battery Current | VCC=0V | 15uA @(typical) |
| Temperature | Operating Temperature | -40 ~ +85℃ |
| Storage Temperature | -40 ~ +85℃ | |
| Weight | ＜3g | |
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CopyRight(c) 2006～2018 danditec.com Shanghai Dandi Communication Technology Co.,Ltd. All Rights Reserved. Site by:XinNew 滬ICP備16004829號(hào)
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