Skip to main content

Please note that u‑blox no longer supports Internet Explorer.

We recommend using the latest version of Google Chrome or Firefox.

Ok
S

NINA-B40 series (open CPU)

Stand-alone Bluetooth 5.1 low energy modules

Bluetooth 5.1 module for harsh professional environments

  • Bluetooth 5.1, Bluetooth mesh, Thread, and Zigbee
  • Direction finding support for indoor location
  • Powerful MCU with open CPU architecture for customized applications
  • Extended temperature range up to 105 °C
  • Pin compatible with other NINA modules
  • Global certification

Product variants

NINA-B400

Bluetooth low energy module with open CPU and U.FL connector for external antenna

NINA-B406

Bluetooth low energy module with open CPU and internal PCB antenna

Product variantsNINA-B400NINA-B406
Antenna 
Connector for external antenna
Internal antenna
Short range features 
Chip insidenRF52833
Bluetooth qualificationv5.1 (Bluetooth low energy)
Bluetooth low energy output power EIRP [dBm]10
Throughput [Mbit/s]1.4
Maximum number of connections20
Maximum Bluetooth range [m]1400
Additional standardThread / Zigbee, NFC, Bluetooth low energy
Microprocessor on board  
Standalone module open CPU
Interfaces 
UART2
USB1
SPI3
TWI (I2C compatible)2
I2S1
GPIO38
ADC8
PWM4
Electrical data 
Minimum supply [V]1.70
Maximum supply [V]3.6
Environmental data, quality & reliability 
Maximum temperature [°C]105
Minimum temperature [°C]-40
Size [mm]10.0 x 15.0 x 2.2
Features 
Angle-of-Arrival (AoA)
Angle-of-Departure (AoD)
Bluetooth mesh
FOTA
Secure boot
Simultaneous GATT server and client

Product Summary

User Guide

Data Sheet

Integration Manual

Application Note

CAD/CAE Libraries

Evaluation Software

Information Note

Conformity and Certification

Overview

Design Resources