BMD-34 series (open CPU)
Stand-alone Bluetooth 5.0 low energy modules
Stand-alone Bluetooth 5.0 low energy modules
Standard
Professional
Automotive
BMD-300-A-R
BMD-301-A-R
BMD-350-A-R
Product variants | BMD-300 | BMD-301 | BMD-350 |
---|---|---|---|
Bluetooth qualifications | v5.0 (Bluetooth Low Energy) | ||
Chip inside | nRF52832 | ||
Bluetooth low energy output power EIRP [dBm] | 3 | 9 | 3 |
Maximum range [m] | 200 | 400 | 190 |
Maximum number of connections | 20 | ||
MCU | Cortex-M4 with FPU, 64 MHz | ||
RAM [kB] | 64 kB | ||
Flash [kB] | 512 kB | ||
UART | ✓ | ||
SPI x 3 | ✓ | ||
I2S | ✓ | ||
PCM | ✓ | ||
GPIO x 32 | ✓ | ||
ADC x 8 | ✓ | ||
PWM x 4 | ✓ | ||
TWI (I2C compatible) x 2 | ✓ | ||
Maximum supply [V] | 3.6 | ||
Minimum supply [V] | 1.7 | ||
Maximum temperature [°C] | 85 | ||
Minimum temperature [°C] | -40 | ||
Bluetooth high speed (LE 2M PHY) | ✓ | ||
Bluetooth mesh | ✓ | ||
FOTA | ✓ | ||
Simultaneous GATT server and client | ✓ | ||
Supports customer applications | ✓ | ||
Antennas | Internal PCB antenna | U.FL connector | Internal chip antenna |
Dimensions [mm] | 9.8 x 14.0 x 1.9 | 6.4 x 8.6 x 1.5 |