BMD-380（开放式 CPU）
Stand-alone 低功耗蓝牙 5.1 模块
BMD-34 系列 (open CPU)
Stand-alone 低功耗蓝牙 5.0 模块
蓝牙 5.0 全功能模块远距离通信以及 Thread 和 Zigbee (802.15.4) 解决方案
- 搭载超高效的 64 MHz 32 位 Arm® Cortex®-M4（带有 FPU）处理器，1 MB 闪存和 256 kB RAM
- 蓝牙 5.0 远距离通信支持 (Coded PHY)
- USB 2.0 直接供电/内置 DC-DC 转换器通过锂电池供电
- 内置用于安全启动和 OTA 更新的硬件加密单元
- 可选 PA/LNA 确保极广的范围
Standard
Professional
Automotive
Product variants
BMD-340-A-R
Bluetooth Low Energy Module
stand-alone, PCB antenna, open CPU
10.2x15.0 mm, 1000 pcs/reel
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BMD-341-A-R
Bluetooth Low Energy Module
stand-alone, U.FL connector, open CPU
10.2x15.0 mm, 1000 pcs/reel
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BMD-345-A-R
Bluetooth Low Energy Module
stand-alone, U.FL, PA/LNA , open CPU
10.2x15.0 mm, 1000 pcs/reel
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相关链接
产品选择
文 档和资源
| Product variants | BMD-340 | BMD-341 | BMD-345 |
|---|---|---|---|
| Bluetooth qualifications | v5.0 (Bluetooth Low Energy) | ||
| Chip inside | nRF52840 | ||
| Bluetooth low energy output power EIRP [dBm] | 7 | 13 | 16 |
| Maximum range [m] | 500 | 750 | 1700 |
| Maximum number of connections | 20 | ||
| Bluetooth profiles and services | Bluetooth GATT | ||
| Operation mode | Standalone module open CPU | ||
| MCU | Cortex-M4 with FPU, 64 MHz | ||
| RAM [kB] | 256 kB | ||
| Flash [kB] | 1024 kB | ||
| UART x 2 | ✓ | ||
| USB | ✓ | ||
| SPI x 4 | ✓ | ||
| I2S | ✓ | ||
| PDM | ✓ | ||
| GPIO x 44 | - | ✓ | |
| GPIO x 48 | ✓ | - | |
| ADC x 8 | ✓ | ||
| PWM x 16 | ✓ | ||
| TWI (I2C compatible) x 2 | ✓ | ||
| Maximum supply [V] | 5.5 | 3.6 | |
| Minimum supply [V] | 1.7 | 2 | |
| Maximum temperature [°C] | 85 | ||
| Minimum temperature [°C] | -40 | ||
| Bluetooth high speed (LE 2M PHY) | ✓ | ||
| Bluetooth long range (coded PHY) | ✓ | ||
| Bluetooth mesh | ✓ | ||
| FOTA | ✓ | ||
| Secure boot ready | ✓ | ||
| Simultaneous GATT server and client | ✓ | ||
| Supports customer applications | ✓ | ||
| Antennas | Internal PCB antenna | U.FL connector | |
| Dimensions [mm] | 10.2×15.0×1.9(2.0) | ||
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