NRF52832 Bluetooth BLE 4.2 Low Power Module

NRF52832 Bluetooth BLE 4.2 Low Power Module is a highly integrated, ultra-low power wireless solution designed for the next generation of smart connected devices. This module centers around the powerful Nordic Semiconductor SoC, which features a 32-bit ARM® Cortex™-M4F CPU with a floating-point unit to handle complex computations efficiently. Consequently, it provides the perfect balance between high-performance processing and minimal energy consumption for battery-operated electronics. Furthermore, the module includes a high-sensitivity 2.4 GHz transceiver supporting Bluetooth Low Energy (BLE), ANT, and proprietary protocols. Therefore, developers can utilize this versatile hardware to create sophisticated wearables and IoT sensors that demand long battery life and robust wireless connectivity.

Key Features:

• High-Performance Processing: The integrated ARM® Cortex™-M4F processor runs at 64 MHz, allowing the device to execute digital signal processing tasks with ease.
• Ultra-Low Power Consumption: This module utilizes advanced power management systems to achieve extremely low peak and sleep currents, extending the lifespan of coin-cell batteries.
• Multiprotocol Radio: Supports Bluetooth 5.0 (BLE), ANT, and 2.4 GHz proprietary stacks, providing flexible wireless communication options.
• NFC-A Tag Support: Includes an on-chip NFC-A tag for simplified “Out-of-Band” pairing and device triggering.
• Rich Peripheral Set: Features a wide array of digital and analog interfaces, including SPI, I²C, UART, and a high-speed 12-bit ADC.

Technical Specifications:

• Microprocessor: 32-bit ARM® Cortex™-M4F (64 MHz)
• Memory: 512 KB Flash / 64 KB RAM
• Frequency Band: 2.402 GHz to 2.480 GHz
• Output Power: Programmable from +4 dBm to −20 dBm
• Receiver Sensitivity: −96 dBm (BLE mode)
• Supply Voltage (V_CC): 1.7 V to 3.6 V
• Operating Current: ≈ 5.3 mA (TX at 0 dBm) / ≈ 5.4 mA (RX at 1 Mbps)
• Modulation: GFSK

Mechanical Specifications:

• Module Type: SMD (Surface Mount Device) or PCB Module
• Antenna Type: Integrated PCB Trace Antenna or Ceramic Chip Antenna
• Shielding: Includes a metal RF shield to prevent electromagnetic interference.
• PCB Material: FR-4 High-Quality Grade

Dimensions:

• Module Length: ≈ 21.0 mm
• Module Width: ≈ 17.5 mm
• Board Thickness: ≈ 0.8 mm (excluding shield)
• Pin Pitch: 1.27 mm or 2.0 mm (Depending on specific breakout version)

Pinout and Wiring:

• VCC: Connect to a stable 3.3 V power source.
• GND: Connect to the common system ground.
• SWDIO / SWDCLK: Use these pins for Serial Wire Debugging (SWD) and programming via a J-Link or similar programmer.
• P0.xx (General Purpose I/O): Configure these pins via software for UART, SPI, or I²C communication.
• Wiring Note: However, ensure you place decoupling capacitors close to the VCC pin to maintain radio stability during transmission.

Datasheet Reference:

• Download Nordic nRF52832 Product Specification Datasheet

Commonly Used in:

• Smart Home Hubs: Serving as the low-energy bridge between mobile apps and automated household appliances.
• Fitness Trackers: Collecting and transmitting accelerometer and heart rate data to smartphones.
• Industrial Beacons: Broadcasting location markers and telemetry data in large-scale warehouses.

Applications:

• Wearable Electronics: Powering smartwatches and medical monitoring patches where space is at a premium.
• Wireless Computer Peripherals: Developing low-latency wireless mice, keyboards, and game controllers.
• Remote Controllers: Creating advanced voice-enabled or motion-tracking TV and media remotes.

Equivalent Models:

• nRF52840: A more powerful alternative featuring Bluetooth 5.2 and USB support, however, it consumes slightly more power.
• nRF52810: A cost-optimized, reduced-memory version for simpler BLE applications.
• ESP32-C3: A RISC-V based alternative with integrated Wi-Fi and BLE, consequently useful for internet-connected projects.

Package Includes:

• 1 x NRF52832 Bluetooth BLE 4.2 Low Power Module