Seeed Studio XIAO nRF54L15 Ultra-Low Power BLE6.0 Matter Thread Zigbee

The Seeed Studio XIAO nRF54L15 packs exceptional IoT power into a thumb-sized footprint, built on Nordics nRF54L15 SoC featuring a 128 MHz Arm Cortex-M33 core and 1.5 MB NVM.

Designed for cutting-edge wireless ecosystems, it supports:

• BLE 6.0, Matter, Thread, and Zigbee protocols

• Ultra-low power consumptionperfect for battery-based devices

• 16 GPIOs, USB Type-C, and onboard charging support

Advanced security mechanisms ensure reliable and robust deployments across diverse environments.

Developers can streamline their workflow with:

• The Nordic nRF Connect SDK

• PlatformIO integration

• Full Zephyr RTOS compatibility

Feature

Powerful SoC with Advanced Connectivity & Security The XIAO nRF54L15 is powered by Nordics latest nRF54L15 SoC, featuring a 128 MHz Arm Cortex-M33 core with 1.5 MB NVM, plus a dedicated RISC-V security coprocessor for elevated protection.

Seamless wireless protocol support:

• BLE 6.0, Matter, Thread, Zigbee (IEEE 802.15.4-2020)

• New 4 Mbps mode for proprietary 2.4 GHz protocols

• Ecosystem-ready: Amazon Sidewalk, Apple Find My, Google Find My Device (via nRF Connect SDK)

Advanced security suite includes:

• Secure boot & firmware updates

• Protected storage & TrustZone support

• Cryptographic acceleration with side-channel protection

• Tamper detection for resilient deployments

Ultra-Low Power Efficiency Ideal for battery-powered scenarios, with:

• 0.6A in System OFF mode

• Integrated battery charging circuit

• Final board-level power data coming soon

Streamlined Development Experience Enjoy smoother workflows via:

• Full support for nRF Connect SDK

• PlatformIO & Zephyr RTOS

• No current support for Arduino IDE

Specification

Hardware Overview

FRONT

BACK

PinOut

Application

Next-Gen Wearables Design ultra-compact health trackers with extended battery life, or develop secure wearable payment devices using built-in NFC and advanced security features.

Secure Smart Home Hubs Create trustworthy Matter-Thread border routers or multi-protocol bridges to unify smart home devices into a single, secure network.

Industrial IoT (IIoT) Sensors Engineer smart IIoT sensors that run TinyML for predictive maintenance, with hardware-level security to maintain data integrity.

Advanced Prototyping Use it as a flexible developer tool for debugging cross-protocol networks or rapidly building proof-of-concept wireless solutions with low power consumption.

Documents

Seeed Studio XIAO nRF54L15 SchematicSeeed Studio XIAO nRF54L15 KiCAD LibrariesSeeed Studio XIAO nRF54L15 Dimension in DXFSeeed Studio XIAO nRF54L15 pinout sheet

ECCN/HTS

Part List