Datasheet - Seeed Studio XIAO ESP32S3 Development Board
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Tip
- The board described on this page is an official Seeed Studio board. The information is compiled from publicly available Seeed Studio official materials.
- Official website: https://www.seeedstudio.com/
- Product page: https://www.seeedstudio.com/XIAO-ESP32S3-p-5627.html
1. Features
- Based on the Espressif
ESP32-S3R8chip, with a dual-coreXtensa LX7processor and a maximum frequency of240MHz - Onboard
2.4GHz Wi-Fi,Bluetooth 5.0, andBluetooth Mesh - Integrated
8MB Flashand8MB PSRAM - Onboard lithium battery charging management circuit, supporting
3.7Vlithium battery power input - Provides
11digitalGPIOpins,9ADCchannels,1UARTport,1IICport, and1SPIport - Onboard
USB Type-Cport for program download and power input - Onboard power indicator, user-defined LED, reset button, and Boot button
- Compact board size, suitable for robots, wearable devices, IoT terminals, and embedded control applications
2. Specifications
| Item | Value |
|---|---|
| Main Controller Chip | ESP32-S3R8 |
| Processor Architecture | Dual-core Xtensa LX7, up to 240MHz |
| Wireless Connectivity | 2.4GHz Wi-Fi / Bluetooth 5.0 / Bluetooth Mesh |
| On-chip SRAM | 512KB |
| Onboard Flash | 8MB |
| Onboard PSRAM | 8MB |
| Input Voltage | 5V DC (Type-C) / 3.7V lithium battery |
| Battery Charging | Supports lithium battery charging management |
| GPIO | 11 digital GPIO pins (PWM supported) |
| ADC | 9 channels |
| Communication Interfaces | UART × 1 / IIC × 1 / SPI × 1 |
| User Interfaces | Reset button × 1 / Boot button × 1 / User LED × 1 / Charging LED × 1 |
| Operating Temperature | -20 to 65°C |
| Dimensions | 21 × 17.8mm |
| Mounting Method | SMD castellated-hole package + onboard chip antenna |
| Typical Power Consumption | About 100mA with Wi-Fi active, about 85mA with BLE active, about 14μA in deep sleep |
3. Interface Overview
Front Interface Overview
Back Interface Overview
4. Dimensions
- Board size:
21 × 17.8mm
Dimension Drawing
5. Reference Schematic
