Seeed Studio XIAO nRF54LM20A Sense is the latest ultra-low-power addition to the XIAO family, built around Nordic Semiconductor's nRF54LM20A SoC and paired with the nPM1300 PMIC for integrated battery charging and power regulation. Designed for always-on IoT and edge sensing applications, it supports BLE 6.0, Matter, Thread, Zigbee, and proprietary 2.4 GHz connectivity (up to 4 Mbps), with a deep sleep current as low as 4.76 µA and Ship Mode at 0.33 µA. The board offers 28 GPIOs, USB Type-C, onboard battery charging, NFC, an IPEX4 antenna connector, 6-axis IMU and digital microphone for production-ready wireless designs.
Seeed Studio
Seeed Studio XIAO nRF54LM20A Sense is the latest ultra-low-power addition to the XIAO family, built around Nordic Semiconductor’s nRF54LM20A SoC and paired with the nPM1300 PMIC for integrated battery charging and power regulation.
| Chipset | nRF54LM20A / nRF54LM20B Datasheet |
|---|---|
| Processor | Arm® Cortex®-M33 128 MHz |
| RAM | 512KB |
| Flash | 2 MB Non-volatile Memory (NVM) |
| External Flash | 8 MB onboard external flash |
| PMIC / Battery | nPM1300 PMIC for power regulation and battery charging |
| Interface | 28x GPIO Pin |
| Onboard | 1x User LED (R\G\B 3 Color) |
| / | 1x 6-Axis IMU |
| Wireless Connectivity | Bluetooth LE 6.0（include Channel Sounding） |
| Power Input | Type-C: 5V |
| Software Compatibility | Nordic nRF Connect SDK |
| Working Temperature | -20°C to 70°C |
| Dimensions | 21 x 17.8mm |
| HSCODE | 8543709990 |
| USHSCODE | 8517180050 |
| EUHSCODE | 8543709099 |
| COO | CHINA |
| Seeed Studio XIAO nRF54LM20A Sense | ×1 |
| 7-Pin Header | × 2 |
| 2.4GHz FPC Antenna A-04 | x 1 |
