Overview
The NRF52833-QDAA-R7 is a general-purpose multiprotocol System on Chip (SoC) developed by Nordic Semiconductor ASA. It is part of the nRF52 Series and is designed for high-performance wireless applications. The device features a Bluetooth Direction Finding capable radio and is qualified for operation in an extended temperature range of -40°C to 105°C. It is built around a 64 MHz Arm Cortex-M4 processor with a Floating Point Unit (FPU), making it suitable for a wide range of commercial and industrial applications.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Nordic Semiconductor ASA |
| Package | 32-VFQFN Exposed Pad |
| Core | ARM Cortex M4 with FPU |
| Operating Frequency | 2.4 GHz |
| Maximum Data Rate | 2 Mbps |
| Output Power | +8 dBm |
| Sensitivity | -95 dBm |
| Supply Voltage - Min | 1.7 V |
| Max Supply Voltage | 5.5 V |
| Program Memory Size | 512 kB Flash |
| Data RAM Size | 128 kB SRAM |
| Interface Type | I2C, SPI, UART, USB, PDM, PWM, TWI, I2S |
| Maximum Clock Frequency | 64 MHz |
| Number of GPIO | 18 I/O |
| Mounting Style | SMD/SMT |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | +105 |
| ADC Resolution | 12 bit |
| Number of ADC Channels | 8 Channel |
Key Features
- Bluetooth Direction Finding Capability: The NRF52833-QDAA-R7 supports Bluetooth Direction Finding, enhancing location services and tracking applications.
- Extended Temperature Range: Qualified for operation in temperatures from -40°C to 105°C, making it suitable for industrial and harsh environment applications.
- High-Performance Processor: Built around a 64 MHz Arm Cortex-M4 processor with FPU, providing robust processing capabilities.
- Generous Memory: Features 512 KB of flash memory and 128 KB of SRAM, supporting complex and high-value applications.
- Dynamic Multiprotocol Support: Supports multiple wireless protocols including Bluetooth, NFC-A, and various serial interfaces like SPI, UART, and USB.
- Low Power Consumption: Includes automated power management with a two-stage LDO regulator and a DC-DC converter, ensuring low power consumption in advanced applications.
- Analog and Digital Interfaces: Includes interfaces such as ADC, PWM, I2S, PDM, and more, facilitating a wide range of functionalities.
Applications
- Professional Lighting: Suitable for smart lighting systems due to its robust performance and extended temperature range.
- Asset Tracking: Ideal for asset tracking applications thanks to its Bluetooth Direction Finding capability and robust wireless connectivity.
- Advanced Wearables: Suitable for wearables requiring robust coverage and low power consumption, such as fitness trackers and smartwatches.
- Smart Home Devices: Can be used in various smart home devices where reliable wireless connectivity and low power consumption are critical.
- Industrial IoT: Applicable in industrial IoT scenarios requiring high-performance wireless communication and robust operation in harsh environments.
Q & A
- What is the operating temperature range of the NRF52833-QDAA-R7?
The NRF52833-QDAA-R7 operates in a temperature range of -40°C to 105°C.
- What processor does the NRF52833-QDAA-R7 use?
The NRF52833-QDAA-R7 is built around a 64 MHz Arm Cortex-M4 processor with a Floating Point Unit (FPU).
- What is the maximum data rate of the NRF52833-QDAA-R7?
The maximum data rate of the NRF52833-QDAA-R7 is 2 Mbps.
- What are the supply voltage ranges for the NRF52833-QDAA-R7?
The supply voltage range for the NRF52833-QDAA-R7 is from 1.7 V to 5.5 V.
- What types of interfaces does the NRF52833-QDAA-R7 support?
The NRF52833-QDAA-R7 supports various interfaces including I2C, SPI, UART, USB, PDM, PWM, TWI, and I2S.
- How much flash and RAM memory does the NRF52833-QDAA-R7 have?
The NRF52833-QDAA-R7 has 512 KB of flash memory and 128 KB of SRAM.
- What is the output power of the NRF52833-QDAA-R7?
The output power of the NRF52833-QDAA-R7 is +8 dBm.
- Does the NRF52833-QDAA-R7 support Bluetooth Direction Finding?
Yes, the NRF52833-QDAA-R7 supports Bluetooth Direction Finding.
- What is the package type of the NRF52833-QDAA-R7?
The NRF52833-QDAA-R7 comes in a 32-VFQFN Exposed Pad package.
- How many GPIO pins does the NRF52833-QDAA-R7 have?
The NRF52833-QDAA-R7 has 18 GPIO pins.
