Espressif Systems Wi-Fi SoCs | BeiLuo Distributor

About Wi-Fi SoCs

Espressif Wi-Fi SoCs combine wireless connectivity with powerful embedded processors, offering complete IoT solutions in single chips with minimal external components.

As an authorized distributor of Espressif Systems, BeiLuo provides a comprehensive range of Wi-Fi SoCs products. These products are widely used in industrial control, automotive electronics, consumer electronics, and communication equipment. We offer a complete product line with multiple series to meet various application requirements. All products are genuine and original, backed by professional technical support and comprehensive after-sales service.

Selection Guide: How to Choose the Right Wi-Fi SoCs

Product List

4 products available

Part Number ↕	Processor ↕	Wi-Fi ↕	Bluetooth ↕	GPIO ↕	Flash ↕	Package ↕	Stock Status	Action
ESP32-WROOM-32E	Dual-core Xtensa LX6 @ 240MHz	802.11 b/g/n 2.4GHz	BLE 4.2 + Classic	38 programmable	4 MB	SMD-38 (18x25.5mm)	In Stock	View Details
ESP32-WROOM-32UE	Single-core RISC-V @ 160MHz	802.11 b/g/n 2.4GHz	BLE 5.0 + Mesh	22 programmable	4 MB	SMD-19 (18x20mm)	In Stock	View Details
ESP32-C3-WROOM-02	Dual-core Xtensa LX6 @ 240MHz	802.11 b/g/n 2.4GHz	BLE 4.2 + Classic	34	4MB	SOP-8	In Stock	View Details
ESP32-S3-WROOM-1	Single-core RISC-V @ 160MHz	802.11 b/g/n 2.4GHz	BLE 5.0 + Mesh	22	4MB	SOP-8	In Stock	View Details

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Frequently Asked Questions

How do I choose between ESP8266 and ESP32?

Choose ESP8266 for cost-sensitive Wi-Fi-only applications with basic processing needs. It offers the lowest cost Wi-Fi connectivity with sufficient performance for simple sensor nodes and smart plugs. Choose ESP32 when you need Bluetooth connectivity, more processing power, additional peripherals, or advanced security features. ESP32's dual-core architecture provides 7.5x more processing power than ESP8266, making it suitable for complex IoT applications requiring local processing and edge computing capabilities.

Use ESP8266 for simple Wi-Fi applications under $2 BOM cost. Use ESP32 for anything requiring Bluetooth or significant processing.

What Wi-Fi standards do Espressif SoCs support?

ESP8266 supports 802.11 b/g/n in 2.4GHz band with maximum 72.2 Mbps PHY rate. ESP32 adds 802.11 b/g/n with both station and soft-AP modes simultaneously, supporting up to 150 Mbps. ESP32-C6 introduces 802.11 ax (Wi-Fi 6) support with improved efficiency and range. All Espressif Wi-Fi SoCs support common security protocols including WPA/WPA2/WPA3, WEP, and WAPI. The Wi-Fi stack is fully integrated with TCP/IP offload, requiring minimal host processor intervention for wireless communication.

Use ESP8266/ESP32 for standard Wi-Fi 4 applications. Use ESP32-C6 for Wi-Fi 6 and improved power efficiency.

How do I estimate power consumption for battery applications?

Espressif SoCs offer multiple power modes for battery optimization: Active mode consumes 120-240mA depending on processor load and Wi-Fi activity. Modem-sleep mode reduces consumption to 20-25mA while maintaining Wi-Fi connection. Light-sleep mode achieves 0.8-2mA with GPIO wakeup capability. Deep-sleep mode reaches 5-10uA with RTC memory retention, ideal for long battery life. Use the ULP coprocessor in ESP32 for sensor monitoring at 100uA. Typical battery-powered sensors using deep-sleep can achieve 1-5 year battery life on AA batteries with proper duty cycling.

Implement aggressive sleep modes with periodic wake-up for battery applications. Use ESP32-C3 for best power efficiency.

What development frameworks are available for Espressif SoCs?

Espressif provides multiple development options: ESP-IDF is the official C/C++ framework with FreeRTOS, offering full hardware access and professional development features. Arduino IDE support enables rapid prototyping using familiar Arduino libraries and syntax. MicroPython and CircuitPython provide Python scripting for quick development and education. PlatformIO offers cross-platform development with advanced debugging. ESPHome simplifies smart home device development with YAML configuration. NodeMCU Lua firmware enables Lua scripting for rapid IoT development. All frameworks are actively maintained with extensive community support.

Use ESP-IDF for production applications. Use Arduino for rapid prototyping. Use MicroPython for education and scripting.

How do I select the right package for my application?

Espressif SoCs are available in multiple packages: QFN48 (5x5mm) for ESP8266 with minimal external components. QFN48 (6x6mm) for ESP32 with more GPIO options. ESP32-WROOM modules integrate SoC, flash, crystal, and antenna in compact 18x25mm modules with FCC/CE certification. ESP32-WROVER adds PSRAM for applications requiring more RAM. ESP32-MINI modules offer smaller 15x18mm footprint. For space-constrained designs, ESP32-PICO-D4 integrates all components in 7x7mm SIP package. Module selection simplifies certification and reduces design complexity compared to chip-down designs.

Use pre-certified modules for faster time-to-market. Use chip-down designs for high-volume cost optimization.