ESP32-S2FN4R2
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| Part Number | ESP32-S2FN4R2 |
|---|---|
| Manufacturer |
 Espressif Systems
|
| Description | The ESP32-S2FN4R2 is a highly integrated Wi-Fi microcontroller (SoC) developed by Espressif Systems, designed for secure, low-power IoT and embedded applications. It features a single-core Xtensa LX7 processor combined with 4MB embedded flash and 2MB PSRAM, providing sufficient memory and processing capability for advanced applications. The device supports 2.4 GHz Wi-Fi (802.11 b/g/n), enabling reliable wireless connectivity for connected systems, while maintaining optimized power consumption for energy-efficient designs. The ESP32-S2FN4R2 includes a built-in USB OTG interface, allowing direct USB communication and eliminating the need for external USB controllers in many applications. It offers a wide range of peripheral interfaces including SPI, I2C, UART, I2S, PWM, ADC, DAC, touch sensors, and GPIO, ensuring flexibility for various embedded designs. Advanced security features such as secure boot, flash encryption, and hardware cryptographic acceleration provide strong protection for connected devices and IoT deployments. Designed for compact applications, the chip is housed in a QFN-56 surface-mount package, making it suitable for high-density PCB layouts and space-constrained designs. The ESP32-S2FN4R2 is widely used in applications such as IoT devices, smart home systems, wearable electronics, USB-connected devices, industrial automation, and secure embedded systems, where integrated wireless connectivity and processing performance are essential. |
| Product Group | RF Transceiver MCU |
| MOQ | 2000 pcs |
| SPQ | 2000 pcs |
| Figure/Case | 56-VFQFN |
| Package | T&R Pack |
 PDF Datasheet | |
| Ship From | Hong Kong |
| Shipment Way | DHL / Fedex / TNT / UPS / Others |
| Delivery Term | Ex-Works |
| Send RFQ | sales@signalhk.com |
| Feature | Description |
|---|---|
| RF Family/Standard | WiFi |
| Protocol | 802.11b/g/n |
| Frequency | 2.4GHz |
| Data Rate | 150Mbps |
| Power - Output | 19.5dBm |
| Sensitivity | -97dBm |
| Serial Interfaces | ADC, GPIO, I2C, I2S, SPI, PWM, UART, USB |
| Antenna Type | Antenna Not Included |
| Utilized IC / Part | ESP32-S2 |
| Memory Size | 128kB ROM, 320kB SRAM |
| Voltage - Supply | 2.8V ~ 3.6V |
| Current - Receiving | 63mA ~ 68mA |
| Current - Transmitting | 160mA ~ 310mA |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 56-VFQFN Exposed Pad |
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ESP32-S2FN4R2
ESP32-S2FN4R2