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BMD-34 series (open CPU)

Stand-alone Bluetooth low energy 5.0 modules

Full Bluetooth 5 long range and Thread and Zigbee (802.15.4) solution

  • Powerful, ultra‑efficient 64 MHz 32‑bit Arm® Cortex®-M4 with FPU, 1 MB Flash, and 256 kB RAM
  • Bluetooth 5 long range support (Coded PHY)
  • UBS 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
  • Optional PA/LNA for extreme range
BMD-345BMD-341BMD-340
10.2 x 15.0 x 1.9 mm

Product variants

BMD-345

with PA/LNA and U.FL connector for external antenna

BMD-341

with U.FL connector for external antenna

BMD-340

with internal PCB antenna

Related links
Product variantsBMD-345BMD-341BMD-340
Antenna 
Connector for external antenna
Internal antenna
Short range features 
Chip insidenRF52840
Bluetooth qualificationv5.0 (Bluetooth low energy)
Bluetooth low energy output power EIRP [dBm]16137
Maximum range [m]1000750500
Maximum number of connections20
Additional standardThread / Zigbee, NFC
Microprocessor on board  
Standalone module
Programmable module
Interfaces 
UART2
USB1
SPI4
I²C2
I²S1
GPIO4448
ADC8
PWM16
PDM1
Electrical data 
Minimum supply [V]2.001.70
Maximum supply [V]3.65.5
Environmental data, quality & reliability 
Maximum temperature [°C]85
Minimum temperature [°C]-40
Size [mm]10.2 x 15.0 x 1.9
Features 
Bluetooth mesh
FOTA
Secure boot
Simultaneous GATT server and client

Product Summary

BMD-34 Product Summary

29-Oct-2019

198 KB

Quick Start

EVK-BMD-34x Quick Start

06-Nov-2019

482 KB

User Guide

BMD-34-EVAL User Guide

06-Nov-2019

1.33 MB

Data Sheet

3.33 MB
2.51 MB

Information Note

Rigado Modules Shipment Labels Type Numbers Information Note
124 KB

Overview

Short Range product line card

15-Oct-2019

489 KB