Overview
The NRF52840-QIAA-R7 from Nordic Semiconductor ASA is a highly advanced System-on-Chip (SoC) designed for wireless connectivity applications. This multiprotocol radio supports various communication protocols including Bluetooth 5, Bluetooth Low Energy, Thread, Zigbee, 802.15.4, and ANT. It features a 32-bit ARM Cortex-M4F processor with a floating-point unit, providing strong processing capabilities. The SoC is optimized for low energy consumption, making it suitable for a wide range of applications such as wearables, health and fitness trackers, industrial automation systems, smart home devices, and IoT applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nordic Semiconductor ASA |
| Part Number | NRF52840-QIAA-R7 |
| Core | ARM Cortex-M4F |
| Operating Frequency | 2.4 GHz |
| Maximum Data Rate | 2 Mbps |
| Supply Voltage - Min | 1.7 V |
| Supply Voltage - Max | 5.5 V |
| Supply Current Receiving | 4.6 mA |
| Supply Current Transmitting | 4.8 mA |
| Program Memory Size | 1 MB Flash |
| RAM Size | 256 kB |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +85°C |
| ADC Resolution | 12 bit |
| Data Bus Width | 32 bit |
| Interface Type | I2C, I2S, SPI, UART, USB |
| Package Type | AQFN-73 |
| Number of I/Os | 48 |
Key Features
- Multiprotocol support for Bluetooth 5, Bluetooth Low Energy, Thread, Zigbee, 802.15.4, and ANT.
- ARM Cortex-M4F processor with floating-point unit.
- 1 MB of flash memory and 256 kB of RAM.
- Low energy consumption.
- High-speed SPI, two-wire, and serial interfaces.
- NFC-A Tag for simplified pairing and payment solutions.
- ARM TrustZone CryptoCell for cryptographic operations.
- Various digital peripherals and interfaces including PDM, I2S, and full-speed USB.
Applications
The NRF52840-QIAA-R7 is designed for a variety of applications, including:
- Wearables and health and fitness trackers.
- Industrial automation systems.
- Smart home devices.
- Connected sensors and actuators.
- IoT applications.
Q & A
- What is the primary function of the NRF52840-QIAA-R7?
The NRF52840-QIAA-R7 is a multiprotocol System-on-Chip (SoC) designed for wireless connectivity, supporting protocols such as Bluetooth 5, Bluetooth Low Energy, Thread, Zigbee, 802.15.4, and ANT. - What processor does the NRF52840-QIAA-R7 use?
The NRF52840-QIAA-R7 uses a 32-bit ARM Cortex-M4F processor with a floating-point unit. - What is the operating frequency of the NRF52840-QIAA-R7?
The operating frequency is 2.4 GHz. - What is the maximum data rate supported by the NRF52840-QIAA-R7?
The maximum data rate is 2 Mbps. - What is the supply voltage range for the NRF52840-QIAA-R7?
The supply voltage range is from 1.7 V to 5.5 V. - How much memory does the NRF52840-QIAA-R7 have?
The NRF52840-QIAA-R7 has 1 MB of flash memory and 256 kB of RAM. - What interfaces does the NRF52840-QIAA-R7 support?
The NRF52840-QIAA-R7 supports I2C, I2S, SPI, UART, and USB interfaces. - What is the package type of the NRF52840-QIAA-R7?
The package type is AQFN-73. - What are some typical applications for the NRF52840-QIAA-R7?
Typical applications include wearables, health and fitness trackers, industrial automation systems, smart home devices, connected sensors, and IoT applications. - Does the NRF52840-QIAA-R7 support cryptographic operations?
Yes, it includes the ARM TrustZone CryptoCell for cryptographic operations. - Is the NRF52840-QIAA-R7 optimized for low energy consumption?
Yes, it is designed to achieve exceptionally low energy consumption using an adaptive power management system.
