ESP32-S3-WROOM-1U Wi-Fi 6 + Bluetooth 5.0 LE Module with External Antenna Support

Description

ESP32-S3-WROOM-1 Wi-Fi + BLE 5 Module – Espressif, Dual Core

Unlock advanced embedded and AIoT applications with the Espressif ESP32-S3-WROOM-1—a high-performance Wi-Fi + Bluetooth 5 Low Energy module built around the powerful ESP32-S3 SoC. Featuring a dual-core Xtensa 32-bit LX7 microprocessor (up to 240MHz), abundant RAM, and integrated 2.4GHz Wi-Fi and BLE 5, this module is perfect for smart home, voice interaction, edge AI, and robust IoT devices.

With up to 16MB external Flash and 8MB optional PSRAM, industry-leading security, and support for a wide array of peripherals—including USB OTG, LCD, camera interface, PWM, ADC, touch sensor, and CAN (TWAI)—the ESP32-S3-WROOM-1 is your all-in-one IoT and AI acceleration module. Choose from PCB antenna or external SMA options.

Key Features

• CPU: Dual-core Xtensa® LX7, 32-bit, up to 240MHz with single precision FPU

• Memory: 384KB ROM, 512KB SRAM, up to 16MB SPI flash, up to 8MB PSRAM

• Wireless:

  • Wi-Fi: 2.4GHz 802.11 b/g/n (up to 150Mbps)

  • Bluetooth LE 5.0 (Bluetooth mesh, 125 Kbps–2 Mbps)

• GPIOs: 36 multifunctional I/Os

• Interfaces: SPI, I2C, I2S, UART, CAN (TWAI), MCPWM, SDIO, USB OTG (FS/HS), camera, LCD, LED PWM, ADC, touch sensor

• Integrated 40MHz crystal oscillator

• Antenna options: Onboard PCB or external connector (WROOM-1U)

• Power supply: 3.0 – 3.6V

• Operating temperature: –40°C to +85°C / +105°C (variant dependent)

• Security: Hardware acceleration for cryptography, secure boot, flash encryption

• Rich AI instructions and NN acceleration for speech/vision

• Module size: 25.5 x 18 mm (typical)

• Certifications: RoHS/REACH, RF Certified

Applications

• Smart voice devices, home automation

• AIoT: Speech/face recognition, smart appliances

• Edge computing, sensor fusion, custom MCU boards

• USB, camera, and wireless projects

Datasheet Link

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