BMD-380 (open CPU)

Stand-alone Bluetooth 5.1 low energy modules

Ultra-compact full Bluetooth 5.1, Thread, and Zigbee (IEEE 802.15.4) solution

  • Powerful, ultra-efficient 64 MHz 32-bit Arm® Cortex®-M4 with FPU, 1 MB Flash, and 256 kB RAM
  • Miniature footprint of 7.5 x 9.5 mm to fit the most compact designs
  • Bluetooth 5 long range support (Coded PHY)
  • USB 2.0 and built-in DC-DC converter for direct USB / Li-Ion power
  • Hardware cryptographic unit for secure boot and over-the-air updates
  • Integrated chip antenna
short_range
standard

Standard

professional

Professional

automotive

Automotive

Product variants

BMD-380-A-R

Bluetooth Low Energy Module stand-alone, PCB antenna , open CPU 9.5x7.5 mm, 1000 pcs/reel
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Documentation & resources
Product variantsBMD-380
Bluetooth qualificationsv5.0 (Bluetooth Low Energy)
Chip insidenRF52840
Bluetooth low energy output power EIRP [dBm]7
Maximum range [m]500
Maximum number of connections20
Bluetooth profiles and servicesBluetooth GATT
Operation modeStandalone module open CPU
MCUCortex-M4 with FPU, 64 MHz
RAM [kB]256 kB
Flash [kB]1024 kB
UART2
USB1
GPIO44
ADC8
SPI4
TWI (I2C compatible)2
I2S1
PDM1
PWM16
Maximum supply [V]5.5
Minimum supply [V]1.7
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
AntennasInternal antenna
Dimensions [mm]7.5 x 9.5 x 1.5
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