NRF52820-QDAA-D-R

RF Transceiver ICS Overview

The nRF52820-QDAA-D-R is a System-on-Chip (SoC) from Nordic Semiconductor featuring an ARM Cortex-M4 processor clocked at 64 MHz. It integrates 256 KB of Flash memory and 32 KB of RAM within a QFN-40 package. The device supports Bluetooth Low Energy, Bluetooth Mesh, Thread, and Zigbee protocols over a 2.4 GHz radio with up to +8 dBm output power. It includes a Full Speed USB 2.0 interface, operates on a supply voltage range of 1.7 V to 5.5 V, and functions within a temperature range of -40°C to +105°C.

RF Transceiver ICS Feature Summary

• Integrates a 64 MHz ARM Cortex-M4 processor with 256 KB Flash and 32 KB RAM for efficient code execution and data handling.
• Supports multiple wireless protocols including Bluetooth Low Energy, Bluetooth Mesh, Thread, and Zigbee via a 2.4 GHz radio.
• Features a Full Speed USB 2.0 peripheral enabling low-latency communication and Device Firmware Update (DFU) capabilities.
• Provides extended industrial operating temperature range from -40°C to +105°C for robust performance in diverse environments.

RF Transceiver ICS Applications

• Human Interface Devices (HID)
• Smart home applications
• Commercial and industrial IoT devices

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'QDAA' corresponds to the required QFN-40 package variant when sourcing. Confirm that the '-D-R' designation aligns with the intended reel or cut tape packaging requirements for your assembly line. Ensure compatibility with the nRF52833 DK for development emulation before finalizing procurement quantities.

RF Transceiver ICS Selection Notes

Select this component when a small form factor with integrated USB connectivity is required alongside multi-protocol wireless support. The QFN-40 package offers a balance between pin count and board space compared to WLCSP options. Consider the 64 MHz processing speed and 256 KB memory capacity for complex application logic requiring local data storage.

RF Transceiver ICS Part Context

The nRF52820 series represents Nordic Semiconductor's solution for compact IoT devices needing advanced wireless features. This specific part utilizes the QFN-40 package, distinguishing it from the WLCSP variants like the NRF52820-CFAA. It shares the same core architecture as other nRF52820 models but differs in physical footprint and soldering requirements.

RF Transceiver ICS Replacement Considerations

The NRF52820-QDAA-R is a direct alternative differing only in packaging format (Reel vs Cut Tape). For different package types, consider the NRF52820-CFAA-D-R which uses a 44-WLCSP footprint. No functional substitutes exist outside the nRF52820 family due to unique peripheral configurations.