nRF52833-QDAA-R – RF Transceiver 512kB Flash 2.4GHz IC QFN-40

Resources:
Datasheet
Multiprotocol 2.4GHz Wireless SoC with 512KB Flash, ARM Cortex-M4F and Bluetooth Direction Finding Support
The nRF52833-QDAA-R is a powerful multiprotocol wireless system-on-chip designed for advanced IoT and industrial wireless applications. Developed by Nordic Semiconductor, this device integrates a high-performance 2.4 GHz RF transceiver with a 64 MHz ARM Cortex-M4 processor featuring a floating-point unit. It provides 512 KB Flash memory and 128 KB RAM, enabling developers to build complex wireless applications with enhanced performance and connectivity.
The device supports multiple wireless protocols including Bluetooth Low Energy, Thread, Zigbee, and proprietary 2.4 GHz communication, along with Bluetooth Direction Finding capabilities. With extended operating temperature support from 40C to 105C, it is suitable for demanding commercial and industrial environments. The SoC also integrates a wide range of digital and analog peripherals such as NFC-A, USB 2.0, SPI, I2C, UART, ADC, PWM, I2S, and PDM interfaces. Combined with an efficient power management system, integrated DC-DC converter, and wide supply voltage range, the nRF52833 enables energy-efficient wireless designs for smart home devices, asset tracking systems, industrial automation, and advanced wearable products.
Key Features

Multiprotocol 2.4GHz RF Transceiver Supports Bluetooth Low Energy, Thread, Zigbee, and proprietary protocols.
ARM Cortex-M4F Processor 64 MHz processor with floating point unit for high-performance embedded applications.
Large On-Chip Memory 512 KB Flash and 128 KB RAM for complex firmware and wireless stacks.
Bluetooth Direction Finding Support Enables advanced positioning and asset tracking applications.
High RF Output Power Up to +8 dBm output power for improved wireless coverage.
Wide Operating Temperature Range Supports 40 C to 105 C for industrial environments.
Extensive Peripheral Interfaces Includes NFC-A, USB 2.0 (12 Mbps), SPI, UART, I2C (TWI), PWM, I2S, PDM, and ADC.
Advanced Power Management Integrated DC-DC converter and two-stage LDO regulators for efficient power use.
Wide Supply Voltage Range Operates from 1.7 V to 5.5 V, supporting battery or USB-powered systems.
Compact QFN-40 Package Suitable for compact wireless module designs.