Seeed Studio XIAO ESP32S3 Sense WiFi / BT Dev Board
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Seeed Studio XIAO ESP32S3 Sense WiFi / BT Dev Board
Seeed Studio XIAO ESP32S3 leverages 240MHz Xtensa 32-bit LX7 dual-core processor, supporting both WiFi and BLE 5.0 wireless connectivities, a 2.4GHz Rod antenna, allows for deep sleep mode with power consumption as low as 14μA while supporting lithium battery charging management. Ideal for the Internet of Things, Smart Homes, Wireless wearable devices, Robotics, etc.
- 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, supports 100m+ remote communication when connected with U.FL antenna
- Elaborate Power Design: Lithium battery charge management capability, offers 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
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Parameter |
Seeed Studio XIAO ESP32S3 |
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Processor |
ESP32-S3R8 |
ESP32-C3 SoC |
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Xtensa LX7 dual-core, 32-bit processor running up to 240 MHz |
RISC-V single-core 32-bit chip processor with a four-stage pipeline that operates at up to 160 MHz |
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Wireless |
Complete 2.4GHz WiFi subsystem |
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BLE: Bluetooth 5.0, Bluetooth mesh |
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On-chip Memory |
8M PSRAM & 8MB Flash |
400KB SRAM & 4MB Flash |
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Interface |
1x UART, 1x IIC, 1x IIS, 1x SPI,11x GPIO(PWM), 9x ADC, 1x User LED, 1x Charge LED |
1x UART, 1x IIC, 1x SPI,11x GPIO(PWM), 4x ADC |
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1x Reset button, 1x Boot button |
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Dimensions |
21 x 17.5mm |
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Power |
Input voltage (Type-C): 5V Input voltage (BAT): 4.2V |
Input voltage (Type-C): 5V Input voltage (BAT): 4.2V |
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Circuit operating Voltage (ready to operate): - Type-C: 5V@19mA - BAT: 3.8V@22mA |
Circuit operating Voltage (ready to operate): - USB:5V@9mA - BAT:3.8V@9mA |
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Charging battery current: 100mA |
Charging battery current: 350mA |
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Low Power Consumption Model (Supply Power: 3.8V) |
Modem-sleep Model: ~ 25 mA Light-sleep Model: ~ 2mA Deep Sleep Model: ~ 14 μA |
Modem-sleep Model: ~ 24 mA Light-sleep Model: ~ 3 mA Deep Sleep Model: ~ 44 μA |
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WiFi Enabled Power Consumption |
Active Model: ~ 100 mA |
Active Model: <75 mA |
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BLE Enabled Power Consumption |
Active Model: ~ 85 mA |
Modem-sleep Model: <27 mA |
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Working Temperature |
-40°C ~ 65°C |
-40°C ~ 85°C |
Hardware Overview
- Onboard
- PinOut
Application
- Internet of Things
- Wearable devices
- Smart Homes
- Robotics
- Health monitoring
- Education
- Low-Power(LP) networking
- Rapid prototyping
Note
XIAO SoM User Manual open-sources all hardware and software materials of XIAO, providing professional product design guidelines to help you accelerate ideas off the ground, streamline product design, providing a seamless experience from module selection to mass production. You can check here to see more info.
Effective Date: March 27, 2025
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