Not recommended for new designs - prefer a newer module for future projects.
ESP32-S2-MINI-1U
ESP32-S2-MINI-1U is a powerful, generic Wi-Fi MCU module with a rich set of peripherals, ideal for IoT, wearable electronics, and smart home.
15.4 × 15.4 mm
4MB
Flash
2MB
PSRAM
65
GPIO pins
15.4×15.4mm
Size
Specifications
Datasheet ↗Module
FamilyMINI
Embedded chipESP32-S2FH4, ESP32-S2FN4R2
GPIO pins65
AntennaIPEX antenna connector
Dev boardESP32-S2-DevKitM-1
Dimensions15.4 × 15.4 × 2.4 mm
Memory
Flash4 MB
PSRAMUp to 2 MB
Connectivity
Wi-Fi802.11 b/g/n 2.4 GHz
Module variants
3 variantsBase lowest-cost config Top highest spec High-temp extended temperature range
| Variant | Flash | PSRAM | Tags |
|---|---|---|---|
| ESP32-S2-MINI-1-N4 | 4 MB | - | Base |
| ESP32-S2-MINI-1-H4 | 4 MB | - | High-temp |
| ESP32-S2-MINI-1-N4R2 | 4 MB | 2 MB | Top |
About the ESP32-S2-MINI-1U
ESP32-S2-MINI-1U is a compact Wi-Fi MCU module with a rich set of peripherals, featuring an IPEX antenna connector for flexible placement in IoT, wearable, and smart home devices.
- Small size: 15.4 x 15.4 x 2.4 mm
- Wi-Fi (2.4 GHz)
- Rich set of peripherals
- Wide operating temperature range: -40°C ~ 85°C
- IPEX antenna connector for external antennas
- Perfect for smart home, industrial, and consumer IoT
The ESP32-S2-MINI-1U module comes in three main variants:
- ESP32-S2-MINI-1-N4: This is the basic variant with 4MB of flash memory and no PSRAM, suitable for most applications.
- ESP32-S2-MINI-1-H4: This is the high-temperature variant with 4MB of flash memory and no PSRAM, designed for harsh environments.
- ESP32-S2-MINI-1-N4R2: This is the top variant with 4MB of flash memory and 2MB of PSRAM, ideal for high-performance applications.
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