ESP32 Boards/ ESP32-S2/ ESP32-S2-MINI-2U

ESP32-S2-MINI-2U

ACTIVE MINI

ESP32-S2-MINI-2U is a powerful, generic Wi-Fi MCU module integrating ESP32-S2 ECO1 with improved RF performance.

Variants ↓ Datasheet ↗
ESP32-S2-MINI-2U module
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
Operating temp-40°C ~ 85°C
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 variants
Base lowest-cost config Top highest spec High-temp extended temperature range
VariantFlashPSRAMTags
ESP32-S2-MINI-2U-N44 MB-Base
ESP32-S2-MINI-2U-H44 MB-High-temp
ESP32-S2-MINI-2U-N4R24 MB2 MBTop

About the ESP32-S2-MINI-2U

ESP32-S2-MINI-2U is a compact Wi-Fi MCU module based on ESP32-S2 ECO1, featuring an IPEX antenna connector for flexible placement in space-constrained IoT designs.

  • Small size: 15.4 x 15.4 x 2.4 mm
  • Wi-Fi (2.4 GHz)
  • Improved RF performance
  • 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-2U module comes in several variants:

  • ESP32-S2-MINI-2U-N4: This is the basic variant with 4MB of flash memory and no PSRAM, suitable for most applications.
  • ESP32-S2-MINI-2U-H4: This is the high-temperature variant with 4MB of flash memory and no PSRAM, designed for harsh environments.
  • ESP32-S2-MINI-2U-N4R2: This is the added PSRAM variant with 4MB of flash memory and 2MB of PSRAM, ideal for applications requiring additional memory.

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