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    NRF52832 device package

    NRF52832 device package

    NRF52832 schematic symbol

    NRF52832 schematic symbol

    In the past few decades electronics technology has witnessed a number of revolutionary advancements. The growth and advancement in the areas of mobile phones, laptops, wearable electronics, and other consumer electronics has been very fast. A number of different types of communication protocols have been developed for various types of applications and niches. One of the most important and popular communication technologies for use with consumer electronics is the Bluetooth technology. The Bluetooth technology enables the smart devices to communicate wirelessly with the peripherals. The Bluetooth wireless communication technology has resulted in a number of novel and innovative applications in various market sectors. Several companies are offering SoC (system on chip) single chip solutions for the Bluetooth market.

    What is NRF52832-QAA-R?

    The NRF52832-QAA-R is a mid-range member of the NRF52 SoC family for BLE applications developed by Nordic Semiconductor. This SoC device supports BLE 5 features, protocol concurrency and wide range of peripherals. The SoC also integrates flash memory and RAM. The main advantage of NRF52832 is the support for multiple protocols such as Bluetooth 5, Bluetooth mesh, ANT and 2.4GHz proprietary stack. This SoC is designed around the powerful ARM Cortex M4 CPU core along with a 64MHz floating point unit. The SoC also incorporates a an adaptive power management system for very low power consumption.

    Pin Configuration

    Pin number Pin description
    1,13,31,32,33,36,45,46,47,48 Power supply, decoupling and ground pins


    Configurable Digital I/O or analog input pins
    11,12 NFC inputs
    30 RF radio antenna connection


    • 4 GHz integrated transceiver
    • 32 bit ARM CORTEX M4 processor with 64 MHz FPU
    • Adaptive power management system
    • Built in flash memory and RAM
    • Support for concurrent multiple protocols
    • Support for type-2 NFC (near field communication)
    • 8-channel 12-bit ADC
    • 64 level comparator
    • 32 GPIOs
    • Integrated temperature sensor
    • I2S with EasyDMA
    • UART with EasyDMA
    • Programmable Peripheral Interconnect (PPI)
    • Quadrature decoder
    • Very few external components required
    • Available in QFN48 and WLCSP packages


    The applications of the NRF52832 SoC are listed as following:

    • Home automation
    • Sensor networks
    • Building automation
    • Biomedical instrumentation
    • Smart wearable devices
    • Wireless game console controllers
    • Wireless HID PC peripherals
    • Industrial wireless communications
    • Home and automobile security applications


    The prominent technical specifications of the NRF52832 are listed as following:

    • Transceiver: 2.4GHz
    • BLE mode sensitivity: -96dB
    • BLE mode data rate: 2Mbps
    • Single pin antenna interface
    • TX peak current: 5.3mA
    • RX peak current: 5.4mA
    • RSSI resolution: 1dB
    • Processor core: ARM CORTEX M4 with FPU
    • Supply voltage: 1.7V-3.6V
    • Internal oscillator: 64MHz
    • Flash memory: 256kB/512kB
    • RAM: 32kB/64kB
    • ADC: 8 channel 12 bit
    • Comparator: 64 level
    • Low power comparator: 15 level
    • GPIOs: 32
    • PWM: 3 x 4 channel
    • Timers: 5 x 32 bit
    • Supported interfaces: SPI, I2C, I2S, UART, PPI
    • Decoder: QDEC
    • Encryption: AES HW
    • Counters: 3 x RTC counters


    BlueNRG-248, nRF52832-QFAA-T, nRF52832-QFAA-R7; 

    How NRF52832 work?

    The NRF52832 SoC can be used in a number of Bluetooth based applications. One of the most common applications of this module is the mobile to peripheral interface such as headsets or earphones. The data communication happens wirelessly over the Bluetooth.

    The application circuit setup for the SoC is shown in the figure below:

    NRF52832 application circuit

    NRF52832 application circuit

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