Seeed Studio XIAO nRF54LM20A

Price on request

XIAO nRF54LM20A is a multiprotocol, low-power development board for advanced connected sensors, wearables and battery-powered IoT products. Nordic's nRF54LM20A pairs a 128 MHz Arm Cortex-M33 with a 128 MHz RISC-V coprocessor, 512 KB RAM, 2 MB non-volatile memory and 8 MB external flash. Its 28 GPIO include nine analog-capable pins, with I2C, UART, SPI and NFC interfaces. Wireless options include Bluetooth LE 6.0 with Channel Sounding, Bluetooth Mesh, Thread, Zigbee, Matter, Amazon Sidewalk and proprietary 2.4 GHz protocols. An onboard nPM1300 manages power and battery charging; USB-C and a battery input support development and portable designs. Nordic nRF Connect SDK / Zephyr and PlatformIO workflows are documented. Verify radio stack, antenna and power setup for the intended device.

Specifications

Nordic nRF54LM20A · Cortex-M33 128 MHz + RISC-V 128 MHz · 512 KB RAM · 2 MB NVM + 8 MB external flash · BLE 6 / Thread / Zigbee / Matter · 28 GPIO

SoC

Nordic nRF54LM20A

CPU

Arm Cortex-M33 128 MHz + RISC-V 128 MHz coprocessor

RAM

512 KB

NVM

2 MB

External flash

8 MB

Wireless

Bluetooth LE 6.0 / Channel Sounding, Mesh, Thread, Zigbee, Matter, NFC, Amazon Sidewalk

I/O

28 GPIO; 9 analog

Power

nPM1300 PMIC; USB-C 5 V / 3.7 V battery

Dimensions

21 × 17.8 mm

Nordic nRF Connect SDK / Zephyr and documented PlatformIO workflow. Check the exact antenna, nPM1300 power configuration, radio protocol stack and pin multiplexing for the application.

One XIAO nRF54LM20A board (SKU 100023651). Verify headers, antenna and cables against the supplier packing list.

Out of stock