XIAO ESP32-S3


Features:

🌱 Powerful MCU Board

      Incorporate the ESP32S3 32-bit, dual-core, Xtensa processor running at up to 240MHz, mounted multiple development ports, Arduino / MicroPython supported.

🌱 Outstanding RF performance

      Supports 2.4GHz WiFi and BLE 5.0 dual wireless communication, support 100m+ remote communication when connected with U.FL antenna.

🌱 Elaborate Power Design

      Lithium battery charge management capability, offer 4 power consumption model which allows for deep sleep mode with power consumption as low as 14μA.

🌱 Thumb-sized Compact Design

      21 x 17.5mm, adopting the classic form factor of XIAO, suitable for space limited projects like wearable devices.

🌱 Perfect for Production

      Breadboard-friendly & SMD design, no components on the back.


Product Description:

XIAO ESP32S3 is a high-performance board powered by Expressif ESP32-S3R8 chip. With support for 2.4GHz WiFi and low-power Bluetooth® BLE 5.0 dual-mode wireless communication, this board is perfect for high-performance, low-power IoT applications.

When connected with the U.FL antenna, the remote communication distance and reach up to 100m.


Equipped with a powerful Xtensa® 32-bit LX7 dual-core processor running at up to 240MHz, 8MB PSRAM, and 8MB Flash, XIAO ESP32S3 is designed to handle multi demanding tasks with ease.


Specification:


Processor: ESP32-S3R8

Xtensa LX7 dual-core,32-bit processor that operates at up to 240 MHZ

Wireless: Complete 2.4GHz Wi-Fi subsystem

Bluetooth Low Energy 5.0 / Bluetooth Mesh

Memory: On-chip 8MB PSRAM & 8MB Flash

lnterface: 1x UART

1x IIC

1x SPI

11x GPIO(PWM)

9x ADC

1x User LED

1x Charge LED

1x Reset button

1x Boot button

Dimensions: 21 x 17.8mm

input voltage (Type-C): 5V

lnput voltage (BAT): 3.7V

Circuit operating Voltage:

- Type-C:5V@19mA

- BAT: 3.8V@22mA

Low Power Consumption Model(Typ.) (Supply Power: 3.8V): Modem-sleep Mode: 27mA

Light-sleep Mode: 2mA

Deep Sleep Mode: 14μA

Wi-Fi Enabled Power Consumption(Typ.): Active Mode: 100 mA

BLE Enabled Power Consumption(Typ.): Active Mode: 85 mA

Working Temperature: -20°C ~65°C

Application:


Wio-SX1262

This is a high-performance LoRa module specifically designed for the XIAO series development boards. Based on the Semtech SX1262 chip, it supports global LoRa bands (862-930MHz). Combined with the powerful computing capabilities of the XIAO series, it provides developers with a compact and efficient LoRa communication solution. It is suitable for applications in the Internet of Things, smart agriculture, and remote monitoring.
Feature

Optimized for XIAO: Pin headers for plug-and-play compatibility with XIAO boards, no soldering needed.

Powerful LoRa Performance: Long-range LoRa on Semtech SX1262, supports 868/915 MHz bands.

Compact Size and Low Power Consumption: Compact, low-power design fits space-limited devices.

Rich Development Support: Provides detailed development documentation, example code, and tutorials to help developers get started quickly.

Versatile Applications: Delivers high-performance LoRa communication capabilities, suitable for IoT sensor networks, and environmental monitoring.


Specification:

LoRa Chip: Semtech SX1262

Frequency: 862–930 MHz

Interface: Standard XIAO Pin Headers

SPI Interface: 1 × SPI (connected to XIAO)

User Button: 1 × User Button

Maximum Output Power: 22 dBm

Sleep Current: 1.62 μA

Compatible XIAO Modules: XIAO nRF52840, XIAO ESP32S3

Assembly: Stacks with XIAO boards

Total Height: 21 mm


⚠️ Disclaimer & Terms of Use – ESP32 Development Boards



This product is an electronic development board intended for educational, research, prototyping, and embedded system development purposes. It is not a finished consumer product and is designed to be integrated into user-developed projects or systems.


The device operates at low voltage (typically 3.3V logic unless otherwise specified). It must be used strictly within its specified voltage, current, and environmental ratings. Incorrect wiring, reverse polarity, overvoltage, short circuits, or improper handling may result in permanent damage to the board or connected components.



This product is supplied as a development and integration component only. It is not designed, certified, or intended for use in:


Safety-critical systems


Life-support systems


Medical devices


High-precision control systems


High-power industrial equipment


Hazardous or explosive environments



This device is not a safety device and must not be relied upon as the sole or primary means of protection for personnel, equipment, or property.



Any example code, configuration guidance, wiring suggestions, or technical information provided are for general reference only. The user is solely responsible for:



Proper system design


Electrical compatibility verification


Software implementation


Regulatory compliance (if applicable)


Safety validation and testing



The Seller does not guarantee compatibility with all third-party hardware, software, libraries, or development environments unless expressly stated.



To the maximum extent permitted by law, and subject to the Australian Consumer Law, the Seller shall not be liable for losses resulting from improper installation, misuse, modification, software errors, overload, incorrect configuration, or use of the product in unsuitable applications.



Nothing in this Disclaimer excludes, restricts, or modifies any guarantee, right, or remedy available under the Australian Consumer Law that cannot lawfully be excluded.



By purchasing, installing, or using this product, the Buyer acknowledges responsibility for correct integration and safe use.