ESP32-S3-MINI-1U
Compact Wi-Fi + Bluetooth LE MCU with rich peripherals, suited for IoT devices including embedded systems, smart home, and wearables.
15.4 × 15.4 mm
4MB
Flash
2MB
PSRAM
65
GPIO pins
15.4×15.4mm
Size
Specifications
Datasheet ↗Module
FamilyMINI
Embedded chipESP32-S3FN8, ESP32-S3FH4R2
GPIO pins65
AntennaIPEX antenna connector
Dev boardESP32-S3-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)
Bluetooth5.0
BLE5.0
Module variants
2 variantsBase lowest-cost config Top highest spec High-temp extended temperature range
| Variant | Flash | PSRAM | Tags |
|---|---|---|---|
| ESP32-S3-MINI-1U-N4 | 4 MB | - | Base |
| ESP32-S3-MINI-1U-N4R2 | 4 MB | 2 MB | Top |
About the ESP32-S3-MINI-1U
ESP32-S3-MINI-1U is a compact Wi-Fi + Bluetooth LE MCU module with rich peripherals, featuring an IPEX antenna connector for flexible placement in embedded, wearable, and miniaturized IoT devices.
- Compact size: 15.4 x 15.4 x 2.4 mm
- Wi-Fi (2.4 GHz), Bluetooth LE
- Rich set of peripherals
- Wide operating temperature range: -40°C ~ 85°C
- IPEX antenna connector for external antennas
- Perfect for embedded, wearable, and miniaturized IoT devices
The ESP32-S3-MINI-1U has two variants:
- ESP32-S3-MINI-1U-N4: Basic variant with 4MB flash and no PSRAM.
- ESP32-S3-MINI-1U-N4R2: Enhanced variant with 4MB flash and 2MB PSRAM.
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