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
短程通信
standard

Standard

professional

Professional

automotive

Automotive

Product variants

BMD-340-A-R

Bluetooth Low Energy Module stand-alone, PCB antenna, open CPU 10.2x15.0 mm, 1000 pcs/reel

BMD-341-A-R

Bluetooth Low Energy Module stand-alone, U.FL connector, open CPU 10.2x15.0 mm, 1000 pcs/reel

BMD-345-A-R

Bluetooth Low Energy Module stand-alone, U.FL, PA/LNA , open CPU 10.2x15.0 mm, 1000 pcs/reel
相关链接
产品选择
文档和资源
Product variantsBMD-340BMD-341BMD-345
Bluetooth qualificationsv5.0 (Bluetooth Low Energy)
Chip insidenRF52840
Bluetooth low energy output power EIRP [dBm]71316
Maximum range [m]5007501700
Maximum number of connections20
MCUCortex-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]5.53.6
Minimum supply [V]1.72
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 PCB antennaU.FL connector
Dimensions [mm]10.2×15.0×1.9(2.0)
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