company blog about Supply BT Chip (Nordic) NRF52832-QFAA Multi-Function BT 5.3 SoC with Low Power BT, BT Mesh and NFC Support

NRF52832-QFAA Multi-Function BT 5.3 SoC Product Description
The NRF52832-QFAA is a high-performance, ultra-low-power multi-protocol wireless SoC from Nordic Semiconductor that supports BT 5.3, BT Mesh, NFC-A tags, and 2.4GHz proprietary protocols. The chip has been supplied by Mingjiada Electronics for a long time, and is widely used in the fields of Internet of Things (IoT), smart wearable, smart home and industrial wireless control.

The NRF52832-QFAA is powered by an ARM Cortex-M4F processor at 64MHz with an integrated floating-point unit (FPU) to provide powerful computing capabilities. Its built-in 512KB Flash and 64KB RAM support the operation of complex application protocol stacks, and it also has excellent power management capabilities for battery-powered devices.

NRF52832-QFAA Product Features
High-performance wireless connectivity
The NRF52832-QFAA supports BT 5.3 and is compatible with BLE 4.2/5.0/5.1/5.2, providing 2Mbps high-speed transmission and long-range communication.
Integrated NFC-A tag for fast device pairing and mobile payment applications.
Supports BT Mesh, suitable for smart home, building automation and other networking scenarios.
Ultra-low power consumption design
Receiving sensitivity up to -96dBm ensures stable communication over long distances.
TX current is only 5.3mA (0dBm), RX current is 5.4mA, and standby current is as low as 1.9μA (RTC operation + RAM hold).
Supports 1.7V~3.6V wide voltage input, compatible with coin cell powered devices.
Rich Peripheral Interface
32 GPIOs, supports various digital interfaces (SPI/I2C/UART).
8-channel 12-bit ADC for sensor data acquisition.
PDM digital microphone interface and I2S audio interface for voice interaction devices.
Enhanced Security
Built-in hardware AES encryption engine for secure data transmission.
Supports Secure Boot and TrustZone technology to prevent firmware tampering.

NRF52832-QFAA Technical Specifications
Processor: ARM Cortex-M4F (64MHz with FPU)
Memory: 512KB Flash + 64KB RAM
Wireless features: BT 5.3 / ANT / 2.4GHz proprietary protocols, support for Mesh networking
RF Performance: TX Power: -20dBm ~ +4dBm, RX Sensitivity: -96dBm
Interfaces: 32 GPIO, 3 x SPI, 2 x I2C, UART, PDM, I2S, PWM
ADC: 8-channel 12-bit (200ksps)
Operating Voltage: 1.7V ~ 3.6V
Package: QFN-48 (6mm × 6mm)
Operating Temperature: -40°C ~ +85°C (Industrial Grade)

NRF52832-QFAA Application Scenarios
Smart wearable devices (e.g. smart watches, sports bracelets)
The low power consumption of NRF52832-QFAA can extend the life of the device and support heart rate monitoring, sports data synchronisation and other functions.
Smart Home & Internet of Things (IoT)
Used for smart door locks, temperature and humidity sensors, supports BT Mesh networking to achieve whole-house device linkage.
Medical & Healthcare Devices
For blood glucose meters, portable ECGs, compliant with IEC 60601-1 medical EMC standards.
Industrial Wireless Control
Supports remote sensor data collection and equipment monitoring for harsh industrial environments.
Beacon & Indoor Location
For iBeacon/Eddystone beacons to provide accurate indoor navigation.

Summary Of NRF52832-QFAA
The NRF52832-QFAA is the star of Nordic's BT SoC family with its multi-protocol support, ultra-low power consumption, and wide range of peripherals, making it ideal for high-performance wireless connectivity in smart wear, IoT, medical electronics, and many other applications. Bluetooth 5.3 and Mesh support in the NRF52832-QFAA further extends its application in smart home and industrial automation.

Purchasing Contacts
Tel:+86 13410018555 (Mr Chen)
Email: sales@hkmjd.com
Website: https://www.integrated-ic.com/