Seeed Studio XIAO BLE nRF52840

SKU: rz24316714
In Stock


  1. Powerful CPU: Nordic nRF52840, ARM® Cortex™-M4 32-bit processor with FPU operating at 64 MHz
  2. Bluetooth 5.0
  3. Wireless connect
  4. Onboard 2 MB flash
  5. Embedded machine learning projects
  6. BQ25101 chip supported lithium battery charge management


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Seeed Studio XIAO Series are diminutive development boards, sharing a similar hardware structure, where the size is literally thumb-sized. The code name “XIAO” here represents its half feature “Tiny”, and the other half will be “Puissant”.

Seeed Studio XIAO nRF52840 is carrying wireless capability for the first time and it supports Bluetooth 5.0, also able to operate with low power consumption. It will be your best microcontroller for Bluetooth applications.

  1. Wearable devices
  2. Wireless connect
  3. Embedded machine learning projects
  4. Perfect for mini Arduino projects
  5. Tiny Machine Learning application


  • Versatile Microcontroller: Incorporate the Nordic nRF52840 chip with FPU, operating up to 64 MHz, mounted multiple development ports, supported by Arduino / CircuitPython
  • Wireless Capabilities: Implement Bluetooth 5.0, BLE functions with onboard antenna, also provide NFC connectivity
  • Elaborate Power Design: Provide ultra-low power consumption as 5 μA in deep sleep mode while supporting lithium battery charge management
  • Thumb-sized Design: 21 x 17.5mm, Seeed Studio XIAO series classic form factor, suitable for wearable devices
  • Perfect for Production: Breadboard-friendly & SMD design, no components on the back

Package Includes:

1 x Seeed Studio XIAO BLE nRF52840


Additional information


Seeed XIAO BLE – nRF52840


Nordic nRF52840&ARM® Cortex®-M4 with FPU run up to 64 MHz


Bluetooth 5.0/NFC/Zigbee

On-chip Memory

1 MB flash 256 kB RAM

Onboard Memory

2 MB QSPI flash


1xUART, 1xIIC, 1xSPI, 1xNFC, 1xSWD, 11xGPIO(PWM), 6xADC

 Power Circuit

operating voltage: 3.3V@200mA Charging current: 50mA/100mA Input voltage (VIN): 5V/ Standby power consumption:  <5μA


21 x 17.5mm