nRF52820 is an ultra-low power Bluetooth® 5.2 System on Chip (SoC) with built-in USB supporting Bluetooth Low Energy, Bluetooth mesh, Thread, and Zigbee.
The nRF52820 device compliments the extensive nRF52 Series platform with a lower-end option offering built-in USB and a fully-featured 2.4 GHz multiprotocol radio. It is capable of all advanced Bluetooth Low Energy features including Long Range, high-speed 2 Mbps, and Direction Finding.
nRF52820 features a 64 MHz Arm® Cortex®-M4 processor with 256 kB of flash memory and 32 kB of RAM. A wide range of analog and digital interfaces is integrated, such as an analog comparator, SPI, UART, TWI, QDEC, and USB. With a supply voltage of 1.7 V to 5.5 V, the device is enabled to be powered by rechargeable batteries or USB. It is qualified for operating at an extended temperature range of -40°C to 105°C.