Item specifics
Description
NRF5340-QKAA-R Product Overview
NRF5340-QKAA-R is Nordic high-end dual-core wireless SoC in AQFN-94 7×7mm package, equipped with dual ARM Cortex-M33 cores, 128MHz application core and 64MHz network core. It supports Bluetooth5.2, BLE, Thread, Zigbee, ANT and proprietary 2.4G protocols, integrated with Arm TrustZone and CryptoCell-312 hardware security module for high-security & high-performance IoT designs.
NRF5340-QKAA-R Core Features
①Dual Cortex-M33: 128MHz application core(1MB Flash,512KB RAM);64MHz network core(256KB Flash,64KB RAM)
②2.4GHz RF transceiver, Bluetooth5.2 long range, +8dBm TX power, -96dBm sensitivity
③CryptoCell-312 hardware encryption, TrustZone hardware isolation, AES/ECC/RSA/SHA supported
④Wide voltage 1.7V~5.5V, USB power capable, built-in DC-DC & LDO regulator
⑤Rich peripherals: USB2.0 full speed, QSPI, I2S, PDM, 12-bit ADC, UART, SPI, PWM, RTC
⑥AQFN-94 7×7mm package,48 GPIO pins, support OTA DFU firmware upgrade
NRF5340-QKAA-R Applications
With its dual-core architecture, multiprotocol wireless capability, and enterprise-grade security, the nRF5340-QKAA-R is widely used in:
Industrial IoT devices, premium medical wearables, Bluetooth Mesh gateways, multi-protocol smart home terminals, asset tracking, wireless audio devices, smart locks, secure sensors, high-end consumer wearables.
NRF5340-QKAA-R Advantages
Compact AQFN-94 7x7mm package with 48 GPIO for flexible PCB design
Independent dual-core architecture, separating application and radio stack for higher stability
Hardware root of trust for high security IoT requirements
Multi-protocol concurrent support for BLE/Thread/Zigbee all-in-one wireless solution
Mature Nordic NCS SDK, ideal for mass production of advanced IoT products
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FAQs:
What is the nRF5340?
It is Nordic Semiconductor's flagship dual-core Arm Cortex-M33 wireless SoC, integrating an application processor and a network processor. It supports Bluetooth 5.4, Thread, Zigbee, NFC, and more, targeting complex IoT applications such as LE Audio, professional lighting, and advanced wearables.
How do the dual cores divide tasks?
The application processor (128/64 MHz) runs user applications with 1 MB Flash and 512 KB RAM. The network processor (64 MHz) handles the wireless protocol stack with 256 KB Flash and 64 KB RAM, balancing high performance and low power.
Which wireless protocols are supported?
It supports Bluetooth 5.4 (including 2 Mbps, Advertising Extensions, Long Range, and Direction Finding), Bluetooth Mesh, Thread, Zigbee, NFC, ANT, 802.15.4, and 2.4 GHz proprietary protocols. Mesh protocols can run concurrently with Bluetooth LE.
What package and dimensions does it use?
It uses an aQFN-94 package measuring 7 x 7 mm with an exposed thermal pad, suitable for compact surface-mount designs.
What are the operating voltage and temperature ranges?
Supply voltage range is 1.7 V to 5.5 V, and the operating temperature range covers -40°C to +105°C, meeting industrial-grade requirements.
How is the RF performance?
It offers -97.5 dBm receive sensitivity, +3 dBm maximum output power, 2.6 mA RX current, and 3.2 mA TX current, delivering excellent power efficiency.
What hardware security features are available?
It integrates Arm TrustZone for secure/non-secure isolation and CryptoCell-312 for hardware-accelerated cryptography. It supports trusted execution, root-of-trust, and secure key storage, and is PSA Level 2 certified.
How many GPIOs and peripherals are provided?
It offers 48 GPIO pins and integrates ADC, I2S, PWM, SPI, UART, USB, QSPI, and high-speed SPI peripherals.
Which development tools and SDKs are supported?
The nRF Connect SDK (based on Zephyr RTOS) with VS Code is recommended. The nRF5340 DK includes an onboard J-Link debugger, NFC antenna, and Arduino Uno-compatible headers for Bluetooth LE, Thread, and Zigbee development.
What are the main application scenarios?
It is widely used in LE Audio devices, professional lighting, advanced wearables, asset tracking and RTLS, industrial automation, medical devices, smart home, and Matter devices.