The ESP32-S3-WROOM-1-N16R8 is a Wi-Fi + Bluetooth 5 (LE) module powered by Espressif’s ESP32-S3 SoC (System on Chip). It features 16MB of Flash memory and 8MB of PSRAM, making it a high-performance module for IoT, AI, and edge computing applications.

Key Features

• ESP32-S3 SoC: Based on a dual-core Xtensa LX7 processor, optimized for AI and IoT applications.
• Wi-Fi & Bluetooth 5 (LE): Supports 2.4 GHz Wi-Fi 802.11 b/g/n and Bluetooth 5 Low Energy (LE) with long-range support.
• Memory:
  • 16MB Flash (for firmware and application storage)
  • 8MB PSRAM (for AI and ML applications, buffering, and complex operations)
• USB Support: Built-in USB OTG (On-The-Go) interface for direct USB connectivity.
• AI Acceleration: Supports vector instructions for AI and ML applications.
• Security:
  • Secure boot
  • Flash encryption
  • AES, RSA, SHA cryptographic hardware acceleration
• Low Power Consumption: Optimized for battery-powered applications.
• Rich GPIOs: Multiple GPIOs for PWM, ADC, SPI, UART, I2C, I2S, DAC, and other peripherals.
• Operating Voltage: 3.3V
• Operating Temperature: -40°C to 85°C

Specifications: ESP32 S3 N8R2 DevKitC-1 8MB Flash 8MB PSRAM

• XTensa dual-core 32-bit LX7 CPU, frequency up to 240MHz
• 2.4 GHz Wi-Fi, EEE 802.11 b/g/n-compliant
• Bluetooth, LE: Bluetooth 5, Bluetooth mesh
• 16 MB (64Mbit) SPI Flash
• 384 KB ROM
• 512 KB SRAM
• 8 MB SPI PSRAM
• 16 KB SRAM in RTC
• Communication Interfaces
• 2 x I2C
• 2 x I2S
• 4 x SPI
• 3 x UART
• 1 x USB OTG
• Security
• 4096 bit OTP
• AES, SHA, RSA, ECC and RNG
• Secure boot, Flash encryption, Digital signature, HMAC module
• Dual Type-C USB connectors
• Reset and User/Firmware buttons
• RGB WS2812 User LED
• Power LED
• Virtual USB port provided by CP2102 for debugging and firmware upgrade
• Supply Voltage: 5V via USB
• Circuit Voltage: 3.0 to 3.6V Circuit Operation
• Dimensions: 50.1 x 13mm