EVK-M91 套件
u-blox M9 GNSS 评估套件
UBX-M9140 芯片
u-blox M9 标准精度 GNSS 芯片
性能超强的米级 GNSS 定位芯片
- 同时接收四个 GNSS 星座的信号，确保绝佳的定位性能
- 25 Hz 定位更新速率适合动态应用场景
- 高级欺骗和干扰检测
- 惯性导航偏移路径和高精度技术
Standard
Professional
Automotive
Product variants
UBX-M9140-KA
u-blox M9 GNSS 芯片，40 引脚 QFN，汽车级
UBX-M9140-KB
u-blox M9 GNSS 芯片，40 引脚 QFN，专业级
相关链接
产品选择
Product description
文档和资源
| Product variants | UBX-M9140-KA | UBX-M9140-KB |
|---|---|---|
| GNSS | BeiDou, Galileo, GLONASS, GPS / QZSS | |
| Number of concurrent GNSS | 4 | |
| Oscillators | TCXO | |
| UART x 2 | ✓ | |
| USB | ✓ | |
| SPI | ✓ | |
| I2C | ✓ | |
| Maximum supply [V] | 3 | |
| Minimum supply [V] | 1.8 | |
| Maximum temperature [°C] | 105 | 85 |
| Minimum temperature [°C] | -40 | |
| Active antenna / LNA supply | ✓ | |
| Antenna supervisor | ✓ | |
| Data logging | ✓ | |
| FW update via serial interface | ✓ | |
| Internal oscillator | ✓ | |
| RTC crystal | ✓ | |
| Time pulse output | ✓ | |
| AssistNow | ✓ | |
| Dimensions [mm] | 5.0 x 5.0 x 0.59 | |
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