ESP32-S3 WROOM-1 Embedded Module
Description
The ESP32-S3 WROOM-1 Embedded Module is a high-performance Wi-Fi and Bluetooth Low Energy (BLE) module from Espressif, designed for next-generation IoT, AIoT, embedded systems, industrial automation, smart home devices, robotics, and wireless applications. Powered by a dual-core Xtensa® LX7 processor running at up to 240MHz, it delivers excellent computing performance while maintaining low power consumption.
This module is available in multiple memory configurations, including N16R8 (16MB Flash + 8MB PSRAM) and N8R8 (8MB Flash + 8MB PSRAM), allowing developers to choose the ideal option for their application. With built-in 2.4GHz Wi-Fi, Bluetooth 5 LE, native USB support, hardware security, and extensive peripheral interfaces, the ESP32-S3 WROOM-1 is suitable for both prototyping and commercial product development.
Whether you’re developing AI-enabled devices, smart displays, wearable electronics, or industrial IoT solutions, the ESP32-S3 WROOM-1 provides the performance, connectivity, and flexibility required for modern embedded applications.
Key Features
- Dual-core Xtensa® LX7 32-bit processor
- CPU frequency up to 240MHz
- Available in N16R8 (16MB Flash + 8MB PSRAM) and N8R8 (8MB Flash + 8MB PSRAM) variants
- Built-in 2.4GHz Wi-Fi (802.11 b/g/n)
- Bluetooth 5 Low Energy (BLE)
- Native USB OTG and USB Serial/JTAG support
- AI acceleration with vector instructions
- Secure Boot and Flash Encryption
- Integrated PCB antenna
- Low power operation with multiple sleep modes
- Rich GPIO and peripheral interfaces
- Surface-mount (SMD) design for custom PCB integration
Technical Specifications
| Specification | Details |
|---|---|
| Module | ESP32-S3-WROOM-1 |
| Processor | Dual-Core Xtensa® LX7 32-bit |
| CPU Speed | Up to 240MHz |
| Flash Memory | 8MB or 16MB (depending on variant) |
| PSRAM | 8MB |
| Wireless Connectivity | Wi-Fi 802.11 b/g/n (2.4GHz) |
| Bluetooth | Bluetooth 5 Low Energy (BLE) |
| USB | Native USB OTG, USB Serial/JTAG |
| GPIO | Up to 41 programmable GPIOs |
| ADC | 20-channel 12-bit SAR ADC |
| SPI | Yes |
| I²C | Yes |
| I²S | Yes |
| UART | Yes |
| PWM | Yes |
| CAN | TWAI (CAN 2.0 compatible) |
| Security | Secure Boot, Flash Encryption, AES, RSA, SHA, ECC |
| Operating Voltage | 3.0V–3.6V |
| Operating Temperature | -40°C to +85°C |
| Antenna | On-board PCB Antenna |
| Mounting Type | Surface Mount Device (SMD) |
| Module Dimensions | 18 × 25.5 × 3.1 mm |
Available Variants
| Variant | Flash | PSRAM |
|---|---|---|
| Set 1: N8R8 | 8MB | 8MB |
| Set 2: N16R8 | 16MB | 8MB |
Applications
- Internet of Things (IoT)
- AIoT and Edge AI Devices
- Smart Home Automation
- Industrial Automation
- Robotics and Autonomous Systems
- Smart Displays and HMI
- Voice-Controlled Devices
- Wearable Electronics
- Wireless Sensor Networks
- Medical Devices
- Data Logging Systems
- Agricultural Monitoring
- Consumer Electronics
- Remote Monitoring Systems
Advantages
- High-performance dual-core processor
- Reliable Wi-Fi and Bluetooth connectivity
- Large Flash and PSRAM options for demanding applications
- Native USB support simplifies programming and debugging
- Advanced security features for secure IoT products
- Excellent compatibility with ESP-IDF, Arduino IDE, PlatformIO, and MicroPython
- Compact SMD module for easy PCB integration
- Low power consumption for battery-operated devices
Package Includes
- 1 × ESP32-S3 WROOM-1 Embedded Module (Selected Variant)
