Waveshare ESP32-S3 Mini Development Board w/ ESP32-S3FH4R2 4MB Flash 2MB PSRAM
The Waveshare ESP32-S3 Mini Development Board is a compact, castellated SMT module featuring the ESP32-S3FH4R2 SoC with dual-core Xtensa LX7 processor, 4MB Flash, 2MB PSRAM, and integrated 2.4GHz Wi-Fi & Bluetooth 5 LE. It supports development in Arduino IDE, ESP-IDF, and MicroPython via its onboard USB Type-C interface.
Features
- Powered by ESP32-S3FH4R2 dual-core Xtensa LX7 processor clocked up to 240MHz for responsive IoT edge computing.
- Integrated 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 LE provide robust wireless connectivity for smart home and industrial automation.
- Combines 4MB of Flash memory with 2MB of PSRAM for enhanced application storage and multitasking performance.
- Compact castellated module design enables direct surface-mount soldering onto custom PCBs for scalable product integration.
- Onboard USB Type-C port with full-speed serial controller simplifies programming, debugging, and 5V power supply.
Out of stock
The Waveshare ESP32-S3 Mini Development Board is engineered as a compact, production-ready wireless module for next-generation IoT and embedded systems. Its core is the Espressif ESP32-S3FH4R2 SoC, featuring a dual-core Xtensa LX7 processor capable of operating at up to 240MHz, providing the computational headroom for tasks ranging from wireless communication protocols to lightweight AI inference at the edge.
The board’s integrated 2.4GHz Wi-Fi and Bluetooth 5 LE radio offers stable connectivity for modern IoT ecosystems, supporting both station and access point modes. Its memory configuration of 4MB Flash and 2MB PSRAM significantly enhances application storage capacity and data handling for complex firmware. The castellated SMT (Surface Mount Technology) form factor allows developers to prototype on breadboards using the pre-soldered headers and then seamlessly transition to volume production by soldering the module directly onto a custom PCB.
Additional Information
| Weight | 0.015 kg |
|---|---|
| Dimensions | 5 × 7 × 2 cm |















