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nRF51822

Wireless SoC by Nordic Semiconductor

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The nRF51822 is a multiprotocol SoC that supports Bluetooth Low Energy and 2.4 GHz ultra low-power wireless applications. It is built around a 32-bit ARM Cortex M0 CPU with 256 kB/128 kB flash + 32 kB/16 kB RAM. The SoC provides an output power of 4 dBm while operating over a single power supply and has a receive sensitivity of -93 dBm. It is available in 6 x 6 mm, 48-pin QFN packages and 3 ultra-compact wafer-level chip-scale packages (WL-CSP) measuring 3.83 x 3.83 mm with a height profile of just 0.35 mm. This SoC is ideal for mobile phones, wearables, beacons, smart homes and smart RF tags applications.

Product Specifications

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Product Details

  • Part Number
    nRF51822
  • Manufacturer
    Nordic Semiconductor
  • Description
    Multi-Protocol SoC for BLE and 2.4 GHz Wireless Applications

General Parameters

  • Application
    Beacons, Mobile phone accessories, PC peripherals, Proximity/Alert sensors, Smart Home, Smart RF tags, Sports, Toys and electronic, Wearables
  • Technology
    Bluetooth
  • Frequency
    2.4 GHz
  • Bluetooth Standard
    Bluetooth V4.2
  • Bluetooth Low Energy
    Yes
  • Data Rate
    250 kbps, 1 Mbps and 2 Mbps
  • Output Power
    4 dBm
  • Sensitivity
    -93 dBm
  • Voltage
    1.8 to 3.6 V
  • Current Rx
    9.7 to 13 mA
  • Flash
    256 kB or 128 kB
  • Interface
    UART, SPI
  • Mesh
    Yes
  • RAM
    16 kB or 32 kB RAM
  • Dimension
    6x6 mm
  • Package
    QFN
  • Pins
    48
  • Operating Temperature
    -40 to 105 Degree C

Technical Documents

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