# ESP32-S3 Schematics ## Navigation - [Back to Sitemap](https://www.flux.ai/sitemap.md) - [Back to Schematics](https://www.flux.ai/sitemap/schematics.md) ## Description The ESP32-S3 is Espressif's dual-core Xtensa LX7 microcontroller with 2.4 GHz Wi-Fi and Bluetooth 5 (LE). It adds vector instructions for AI and signal-processing workloads, native USB OTG, and up to 45 programmable GPIOs, making it a popular choice for camera, display, voice, and other edge AI devices. Common modules and boards include the ESP32-S3-WROOM-1, ESP32-S3-MINI-1, ESP32-S3-DevKitC-1, and the Seeed Studio XIAO ESP32-S3. They are used in smart home controllers, wearables, HMI panels with SPI or RGB displays, and battery-powered IoT sensors. Flux.ai has a large community-driven public library of ESP32-S3 parts, modules, and reference designs, with footprints, symbols, datasheets, and 3D models, so you can drop the ESP32-S3 into a schematic and PCB and start designing right away. ## Items (Page 1 of 17, 25 of 405 total) - [ESP32-S3-WROOM-1-N8R8](https://www.flux.ai/adrian95/esp32-s3-wroom-1-n8r8~na1.md) - Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount #commonpartslibrary #rf #wireless #transceiver #module - [ESP32-S3 - PLC for Home and Small industry](https://www.flux.ai/rafalozano/esp32-s3-plc-for-home-and-small-industry~wr.md) - ESP32-S3-PLC For Home and Small Industry, include 8 12V SSR to control DC and AC Current, 8 isolated I/O and a ESP32 as a brain with a USB C to upload the code and the connectivity advantages of the ES32 like WIFI and Bluetooth. - [ESP32-S3-WROOM-1U-N16R8](https://www.flux.ai/adrian95/esp32-s3-wroom-1u-n16r8~1pb.md) - Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz Antenna Not Included, U.FL Surface Mount The ESP32-S3-WROOM-1U-N16R8 is a high-performance embedded module designed for IoT and edge computing applications, featuring integrated wireless connectivity and enhanced processing capabilities. Processor: Dual-core Xtensa LX7, up to 240 MHz Wireless Connectivity: Wi-Fi 2.4 GHz (802.11 b/g/n) Bluetooth LE 5.0 Memory Configuration (N16R8): 16 MB Flash memory 8 MB PSRAM Antenna Type: U.FL connector for external antenna (“1U” variant) Indicates support for an external antenna via U.FL connector Allows improved RF performance and flexible antenna placement #commonpartslibrary #rf #wireless #transceiver #module - [Arduino blood glucose meter shield](https://www.flux.ai/ramprakashvishnoi8/arduino-blood-glucose-meter-shield~whi.md) - Minimal ESP32-S3 USB‑C Powered Blink-LED Development Board with Onboard 3.3 V LDO - [ESP32-S3-WROOM-1-N16R8](https://www.flux.ai/adrian95/esp32-s3-wroom-1-n16r8~fs1.md) - Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount The ESP32-S3-WROOM-1-N16R8 is a high-performance Wi-Fi + Bluetooth Low Energy (BLE) module developed by Espressif Systems. It is built around the ESP32-S3 SoC, featuring a dual-core Xtensa LX7 32-bit processor running up to 240 MHz. This module integrates 16 MB Flash memory and 8 MB PSRAM, making it suitable for memory-intensive applications such as AI, image processing, and advanced IoT systems. It also includes an onboard PCB trace antenna, RF circuitry, crystal oscillator, and power management components—allowing designers to quickly integrate wireless connectivity into compact embedded designs. Key Features Processing & Memory Dual-core Xtensa LX7 CPU, up to 240 MHz 384 KB ROM, 512 KB SRAM + 16 KB RTC SRAM 16 MB Flash (Quad SPI) 8 MB PSRAM (Octal/Quad SPI) Connectivity 2.4 GHz Wi-Fi (802.11 b/g/n) Bluetooth 5 (LE) + Mesh support Integrated PCB antenna Peripherals & Interfaces Up to 36 GPIOs Interfaces: UART, SPI, I2C, I2S, PWM, ADC, USB OTG Built-in USB Serial/JTAG support Supports touch sensors, timers, watchdogs, CAN (TWAI) Electrical Characteristics Supply voltage: 3.0 V – 3.6 V TX power: up to ~20.5 dBm RX sensitivity: ~-103.5 dBm Operating temp: −40 °C to +65 °C (typical) Advanced Capabilities Optimized for AI acceleration (vector instructions) Suitable for voice recognition, image processing, and edge AI Low-power modes for battery-operated devices| Typical Applications IoT devices and sensor hubs Smart home & home automation AIoT (voice/image recognition) Industrial automation & monitoring Wearables and health devices USB-connected embedded systems #Module #RF-Transceiver #ESP32-S3 - [ESP32-S3-WROOM-1 Reference Design](https://www.flux.ai/vasyl/esp32-s3-wroom-1-reference-design~eko.md) - This project is a reference project for ESP32-S3-WROOM-1 to develop your IoT ideas. The board has 3 LEDs, USB C for firmware, EN and BOOT buttons, and 2 IO connectors for development #IoT #WiFi #MCU #RF #ESP32 #referenceDesign #project - [ESP32-S3](https://www.flux.ai/vasyl/esp32-s3~14x.md) - IC RF TxRx + MCU Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 2.412GHz ~ 2.484GHz 56-VFQFN Exposed Pad #wifi #ble #rf #mcu - [ESP32-S3-WROOM-1-N16R8](https://www.flux.ai/lcsc/esp32-s3-wroom-1-n16r8~s9kh.md) - The ESP32-S3-WROOM-1-N16R8 is a high-performance Wi-Fi and Bluetooth Low Energy (BLE) module from Espressif Systems, built around the ESP32-S3 SoC. It integrates a dual-core Xtensa® LX7 processor running at up to 240 MHz, along with 16 MB Quad SPI Flash and 8 MB Octal SPI PSRAM, making it suitable for memory-intensive embedded, IoT, AIoT, multimedia, and edge AI applications. The module includes an onboard PCB antenna, RF matching circuitry, crystal oscillator, and flash/PSRAM, simplifying hardware design and reducing development time. Key Features Dual-core Xtensa LX7 CPU operating up to 240 MHz 16 MB onboard Flash memory 8 MB onboard Octal PSRAM for large buffers, graphics, and AI workloads 2.4 GHz Wi-Fi (IEEE 802.11 b/g/n) Bluetooth 5.0 Low Energy (BLE) Built-in support for AI acceleration and vector instructions for machine learning and signal processing applications Rich peripheral set including: GPIO UART SPI I²C I²S USB 2.0 OTG PWM ADC Touch sensing SD/MMC interface CAN (TWAI) Integrated USB Serial/JTAG debugging capability Supply voltage range: 3.0 V to 3.6 V Operating temperature: −40°C to +65°C Surface-mount module with integrated PCB antenna Supports secure boot, flash encryption, and hardware cryptographic acceleration for secure IoT devices. Typical Applications Smart home and IoT devices Edge AI and machine learning Voice assistants and speech recognition Industrial automation Human-machine interfaces (HMI) Wireless sensors and gateways Smart displays and touch panels Audio streaming and multimedia devices Robotics and connected products #RF-Transceiver #Module #ESP32 - [ESP32-S3 AI FPV Camera](https://www.flux.ai/vasyl/esp32-s3-ai-fpv-camera~24.md) - This is an AI camera board for FPV drones based on the ESP32-S3. ESP32 processes all the data using AI and sends commands to the controller via UART. #FPV #AI #uart #ESP32 #S3 #arduino #drone - [Seeed Studio XIAO ESP32S3 Sense](https://www.flux.ai/gokux/seeed-studio-xiao-esp32s3-sense~bw.md) - Seeed Studio XIAO ESP32S3 leverages dual-core ESP32S3 chip, supporting both Wi-Fi and BLE wireless connectivities, which allows battery charge. It integrates built-in camera sensor, digital microphone. It offers 8MB PSRAM, 8MB FLASH, and external SD card slot. All of these make it suitable for embedded ML, like intelligent voice and vision AI. - [WiFi Soil Monitor reference design](https://www.flux.ai/vasyl/wifi-soil-monitor-reference-design~was.md) - This is a WiFi Soil Monitor reference design based on ESP32-S3 microcontroller for WiFi connectivity, a Type-C USB for power #referenceDesign #simple-embedded #espressif #template #reference-design - [ESP32-S3-WROOM-1 Module](https://www.flux.ai/vasyl/esp32-s3-wroom-1-module~e62.md) - This is a module of ESP32-S3-WROOM-1. The board has 3 LEDs, USB C for firmware, EN and BOOT buttons, and 2 IO connectors for development #IoT #WiFi #MCU #RF #ESP32 #part #reusable #module #simple-embedded #espressif #sublayout - [ESP32-S3 - PLC for Home and Small industry](https://www.flux.ai/guirionet/esp32-s3-plc-for-home-and-small-industry~lk.md) - ESP32-S3-PLC For Home and Small Industry, include 8 12V SSR to control DC and AC Current, 8 isolated I/O and a ESP32 as a brain with a USB C to upload the code and the connectivity advantages of the ES32 like WIFI and Bluetooth. - [ABX00083](https://www.flux.ai/adrian95/abx00083~mdb.md) - ESP32-S3 Arduino Nano ESP32-S Xtensa® MPU Embedded Evaluation Board #commonpartslibrary #esp32 #evaluationboard - [Panicky Apricot Gadget Copter](https://www.flux.ai/maddykumar/panicky-apricot-gadget-copter~l9.md) - ESP32-S3 interactive capacitive touch multi-LED control system with TFT, touch controller, I2C LCD, 4 relay outputs, and LM7805-based 5V regulation. - [ESP32-S3](https://www.flux.ai/kicad-part-library/esp32-s3~f69.md) - Microcontroller, Wi-Fi 802.11b/g/n, Bluetooth, 32bit Microcontroller Wi-Fi BT ESP ESP32 Espressif QFN*1EP*7x7mm*P0.4mm* - [Seeed Studio XIAO ESP32S3 Sense a323](https://www.flux.ai/whisper1606/seeed-studio-xiao-esp32s3-sense-a323~se.md) - Seeed Studio XIAO ESP32S3 leverages dual-core ESP32S3 chip, supporting both Wi-Fi and BLE wireless connectivities, which allows battery charge. It integrates built-in camera sensor, digital microphone. It offers 8MB PSRAM, 8MB FLASH, and external SD card slot. All of these make it suitable for embedded ML, like intelligent voice and vision AI. #SeeedStudio #xiao - [ESP32-S3 Relay Display Controller](https://www.flux.ai/rainaman/esp32-s3-relay-display-controller~f4.md) - ESP32-S3 relay controller with ILI9341 TFT touch display, PCF8574-driven 16x2 LCD, 4-channel relay outputs, and 4-layer 140 mm x 100 mm PCB baseline for placement and routing. - [Seeed Studio XIAO ESP32S3 Plus SMD No-DrillHole](https://www.flux.ai/shoderico/seeed-studio-xiao-esp32s3-plus-smd-no-drillhole~3m.md) - Seeed Studio XIAO ESP32S3 Plus SMD No-DrillHole Version - [ESP32-S3 Handheld Controller](https://www.flux.ai/3fathleticsllc/esp32-s3-handheld-controller~hk.md) - Production-intent ESP32-S3 handheld controller with USB-C sink power, ST7789 SPI TFT, 5-way controls, class-D speaker output, and factory test pads on a 4-layer PCB. - [ESP32-S3 - PLC for Home and Small industry](https://www.flux.ai/potenc9/esp32-s3-plc-for-home-and-small-industry~ei.md) - ESP32-S3-PLC For Home and Small Industry, include 8 12V SSR to control DC and AC Current, 8 isolated I/O and a ESP32 as a brain with a USB C to upload the code and the connectivity advantages of the ES32 like WIFI and Bluetooth. - [WiFi to IR Gateway Reference Design bN3H](https://www.flux.ai/jon400/wifi-to-ir-gateway-reference-design-bn3h~td.md) - This is a WiFi to Infrared (IR) gateway reference design leveraging an ESP32-S3 microcontroller for WiFi connectivity. It also incorporates a Type-C USB interface for data and power, 3 LEDs (red, green, & IR), and voltage regulation. It facilitates wireless control of IR devices, suitable for home automation projects. #referenceDesign #edge-computing #espressif #template #IR #project #reference-design - [SGM2212-3.3XKC3G/TR](https://www.flux.ai/jecstronic/sgm2212-3p3xkc3gtr~l0g.md) - ESP32-S3 Production-Grade USB-C DevKitC-1 Compatible Development Board with Dual Power Input and Robust Power Management - [ESP32-S3-WROOM-1-N8R8](https://www.flux.ai/lcsc/esp32-s3-wroom-1-n8r8~law5.md) - Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount The ESP32-S3-WROOM-1-N8R8 is a high-performance Wi-Fi and Bluetooth Low Energy (BLE) module from Espressif Systems, designed for advanced IoT, edge AI, smart devices, industrial automation, and embedded applications. It is based on the ESP32-S3 SoC featuring a dual-core Xtensa® LX7 processor running up to 240 MHz, integrated wireless connectivity, and enhanced AI acceleration capabilities. The N8R8 variant includes 8 MB Flash memory and 8 MB Octal SPI PSRAM, making it suitable for memory-intensive applications such as machine learning, image processing, graphical user interfaces, and data logging. Key Features Dual-core 32-bit Xtensa LX7 CPU operating up to 240 MHz Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) Bluetooth 5 LE (Low Energy) support 8 MB Flash memory 8 MB Octal SPI PSRAM Vector instructions and hardware acceleration for AI/ML workloads Integrated PCB trace antenna USB OTG and USB Serial/JTAG support Rich peripheral set including: GPIO ADC UART SPI I²C I²S PWM USB Operating voltage: 3.0 V to 3.6 V Wireless data rates up to 150 Mbps RF output power up to 20.5 dBm High receiver sensitivity down to –104.5 dBm Surface-mount 41-pin module package Industrial operating temperature range up to -40°C to +85°C (module-dependent specification) #Module #RF-Transceiver #Esp32 - [Rugged Modular Security Toolkit e4b4](https://www.flux.ai/macswim/rugged-modular-security-toolkit-e4b4~2w.md) - Battery-powered modular ESP32-S3 field toolkit for authorized NFC, sub-GHz, infrared, USB, and wired hardware debugging experiments, developed first as a serviceable proof of concept and later as a sealed handheld. ## Pages - [Next Page](https://www.flux.ai/sitemap/schematics/esp32-s3.md?page=2) - Pages: **1** [2](https://www.flux.ai/sitemap/schematics/esp32-s3.md?page=2) [3](https://www.flux.ai/sitemap/schematics/esp32-s3.md?page=3) ... 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