nRF52840 – MS88SF21

Bluetooth 5.0 low energy module

The MS88SF21 module is an advanced, compact size, highly flexible, ultra-low power wireless Bluetooth® LE 5.0/5.1 Module based on Nordic nRF52840/52833 SoC with an optimized and complete radio design of 2 types of antenna available:PCB antenna or u.FL(IPEX) connector for external antenna. MS88SF2 series brings out all nRF52840/nRF52833 hardware features and capabilities including USB access, up to +8 dBm transmit power up to 5.5V supply considerations, and 802.15.4 (Thread/Zigbee) implementation, Bluetooth 5 Long Range Feature and advanced security capabilities.

Product Characteristics

  • Highly Integrated Solution
  • Available with Nordic nRF52840/nRF52833 SoCs, with ARM Cortex-M4 processor
  • Integrated external 32.768K crystal oscillator
  • Available with PCB Trace and u.FL connector, Metal Shied
  • 1MB/512KB Flash and 256/128KB RAM
  • Support Preload Customer Firmware


Product Variants: MS88SF21-1Y40AIR
PCB Antenna:
Chip Inside: nRF52840
Bluetooth Qualification: v5.0(Bluetooth Low Energy)
Bluetooth low Energy Output Power EIRP[dBm]: 8
Maximum Range [m]: 800
Maximum Number Of Connections: 8
Standalone Module Open CPU:
SPl: 7
TwI (2C compatible): 2
GPIO: 48
ADC: 4
PWM: 16
Minimum Supply [M]: 1.7
Maximum Supply [M]: 5.5
Maximum Temperature [C]: 85
Minimum Temperature [C]: -40
Size [mm]: 23.2*17.4*2mm



Please contact customer service for specification
Bluetooth® LE
Bluetooth® LE
Powerful Nordic nRF52 Series SoCs
Powerful Nordic nRF52 Series SoCs
Compact Size
Compact Size
Global Certification
Global Certification
Cost Effective
Cost Effective


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