Description
The nRF52832 Bluetooth 4.2 Module is a highly integrated, ultra-low-power wireless SoC (System-on-Chip) built around Nordic Semiconductor's nRF52832. It combines a powerful 64MHz ARM Cortex-M4F processor with FPU, a 2.4GHz multi-protocol transceiver supporting Bluetooth 4.2 (BLE) and ANT, and generous memory (up to 512kB Flash / 64kB RAM) . Designed for maximum design flexibility, it offers on-chip NFC for touch-to-pair, a rich set of digital peripherals, and advanced power management with consumption as low as 0.3µA in deep sleep . It's ideal for demanding applications like wearables, smart home sensors, and IoT devices .
Key Features
- Powerful Processor Core – 32-bit ARM Cortex-M4F CPU running at 64MHz with FPU, delivering a 215 EEMBC CoreMark score .
- High Sensitivity Transceiver – -96 dBm sensitivity in Bluetooth low energy mode with up to +4 dBm output power .
- Low Power Consumption – 5.3mA peak TX and 5.4mA peak RX current; 0.3µA in System OFF mode, 0.7µA with full RAM retention .
- Ample Memory – Available in 512kB Flash / 64kB RAM variant .
- Rich Peripheral Set – Features 32 GPIOs, ADC, multiple SPI/I2C/UART, PWM, I2S, PDM digital microphone interface, and AES HW encryption .
- NFC Tag & Easy Pairing – On-chip NFC-A tag supports touch-to-pair and wake-up-on-field .
- Flexible Power & Voltage – Wide 1.7V to 3.6V supply range with automatic LDO and DC/DC regulator system .
- Compact Packages – Available in QFN48 (6x6mm) and WLCSP (3.0x3.2mm) packages.
Specifications
| Parameter | Specification |
|---|---|
| Processor | ARM Cortex-M4F 32-bit with FPU @ 64MHz |
| Flash Memory | 512kB |
| RAM | 64kB |
| Bluetooth Version | v4.2 (BLE) |
| Sensitivity | -96 dBm |
| TX Power | -20 to +4 dBm (configurable in 4 dB steps) |
| Data Rates | 1 Mbps, 2 Mbps BLE |
| Supply Voltage | 1.7V – 3.6V |
| RX Current | 5.4 mA (peak) |
| TX Current | 5.3 mA @ 0 dBm |
| System OFF Current | 0.3 µA |
| GPIOs | 32 |
| Interfaces | SPI, I2C, UART, PWM, I2S, PDM, ADC |
Applications
- Internet of Things (IoT): Smart sensors, beacons, wireless gateways .
- Wearables: Smart watches, fitness bands, health monitors .
- Home Automation: Smart lighting, connected appliances, building sensors .
- Computer Peripherals: Wireless keyboards, mice, voice-command remotes .
- Industrial & Sports: Sports & fitness hubs, connected health products, interactive games .