ESP32­S3 Series

1 ESP32 S3 Series Datasheet GHz Wi Fi + Bluetooth LE SoC. Supporting IEEE ( GHz Wi Fi) and Bluetooth 5 (LE). Including: ESP32-S3. ESP32-S3FN8. ESP32-S3R2. ESP32-S3R8. ESP32-S3R8V. Version Espressif Systems Copyright 2022. Product Overview ESP32-S3 is a low-power MCU-based system-on-chip (SoC) that supports GHz Wi-Fi and Bluetooth Low Energy (Bluetooth LE). It consists of high-performance dual-core microprocessor (Xtensa 32-bit LX7), a low power coprocessor, a Wi-Fi baseband, a Bluetooth LE baseband, RF module, and peripherals. The block diagram of the SoC is shown below.

2 Espressif's ESP32-S3 Wi-Fi + Bluetooth Low Energy SoC. Core System Wireless MAC and RF. Baseband Xtensa GHz Balun + Switch Dual-core Wi-Fi 32-bit LX7 Wi-Fi MAC. Baseband GHz Receiver Microprocessor RF Synthesizer Transmitter GHz Bluetooth LE. Cache SRAM Link Controller Bluetooth LE. JTAG ROM Baseband Peripherals RTC. RTC eFuse SPI0/1 I2C GPIO RTC GPIO. Memory Controller SPI2/3. I2S UART Touch Sensor ULP . PMU. Coprocessor SDIO Host MCPWM RMT. Temperature . Sensor Security DIG ADC RTC ADC . TWAI Pulse Counter Controller Controller SHA RSA. GDMA. LCD Camera.

3 RTC AES RNG. Interface Interface Watchdog USB OTG. USB Serial/. LED PWM. Timer HMAC. Digital . JTAG Signature System Watchdog Secure Flash General-purpose Timers Timers Timers Boot Encryption Modules having power in specific power modes: Active Active and Modem-sleep Active, Modem-sleep, and Light-sleep; optional in Light-sleep all modes; optional in Deep-sleep Figure 1: Block Diagram of ESP32 S3. Solution Highlights A complete Wi Fi subsystem that complies Xtensa 32 bit LX7 dual core processor with with IEEE protocol and supports a five-stage pipeline that operates at up to 240.

4 Station, SoftAP, and SoftAP + Station modes MHz A Bluetooth LE subsystem that supports A 128-bit data bus and dedicated SIMD. features of Bluetooth 5 and Bluetooth mesh instructions to provide high computing Espressif Systems 2 ESP32-S3 Series Datasheet Submit Documentation Feedback performance interfaces that allow connection to flash and external RAM. Efficient L1 cache to improve execution of external memory Reliable security features ensured by Single-precision floating-point unit (FPU) to Cryptographic hardware accelerators that accelerate computing support AES-128/256, Hash, RSA, HMAC, Highly integrated RF module that provides digital signature, and secure boot industry-leading power and RF performance Random number generator State of the art power management designed Permission control on accessing internal for a wide range of applications with its multiple and external memory low-power modes.

5 The ULP coprocessor can External memory encryption and decryption operate in ultra-low-power mode. Rich set of peripheral interfaces and GPIOs, Powerful storage capacities ensured by 512. ideal for various scenarios and complex KB SRAM and 384 KB ROM on the chip, and applications SPI, Dual SPI, Quad SPI, Octal SPI, QPI, and OPI. Features Wi Fi High power mode (20 dBm, share the same PA. with Wi-Fi). IEEE b/g/n-compliant Speed: 125 Kbps, 500 Kbps, 1 Mbps, 2 Mbps Supports 20 MHz, 40 MHz bandwidth in GHz band Advertising extensions 1T1R mode with data rate up to 150 Mbps Multiple advertisement sets Wi-Fi Multimedia (WMM) Channel selection algorithm #2.

6 TX/RX A-MPDU, TX/RX A-MSDU Internal co-existence mechanism between Wi-Fi and Bluetooth to share the same antenna Immediate Block ACK. Fragmentation and defragmentation CPU and Memory Automatic Beacon monitoring (hardware TSF). Xtensa dual-core 32-bit LX7 microprocessor, 4 virtual Wi-Fi interfaces up to 240 MHz Simultaneous support for Infrastructure BSS in CoreMark score: Station, SoftAP, or Station + SoftAP modes 1 core at 240 MHz: CoreMark; Note that when ESP32-S3 scans in Station CoreMark/MHz mode, the SoftAP channel will change along with the Station channel 2 cores at 240 MHz: CoreMark.

7 CoreMark/MHz Antenna diversity 128-bit data bus and SIMD commands FTM. 384 KB ROM. External PA is supported 512 KB SRAM. Bluetooth 16 KB SRAM in RTC. Bluetooth LE: Bluetooth 5, Bluetooth mesh SPI, Dual SPI, Quad SPI, Octal SPI, QPI and OPI. Espressif Systems 3 ESP32-S3 Series Datasheet Submit Documentation Feedback interfaces that allow connection to multiple flash Analog interfaces: and external RAM. 2 12-bit SAR ADCs, up to 20 channels Flash controller with cache is supported 1 temperature sensor Flash in-Circuit Programming (ICP) is supported 14 touch sensing IOs Timers: Advanced Peripheral Interfaces 4 54-bit general-purpose timers 45 programmable GPIOs 1 52-bit system timer Digital interfaces: 3 watchdog timers 4 SPI.

8 1 LCD interface (8-bit ~16-bit parallel Low Power Management RGB, I8080 and MOTO6800), supporting Power Management Unit with five power modes conversion between RGB565, YUV422, YUV420 and YUV411 Ultra-Low-Power (ULP) coprocessors: 1 DVP 8-bit ~16-bit camera interface ULP-RISC-V coprocessor 3 UART ULP-FSM coprocessor 2 I2C. Security 2 I2S. Secure boot 1 RMT (TX/RX). Flash encryption 1 pulse counter 4096-bit OTP, up to 1652 bits for users LED PWM controller, up to 8 channels Cryptographic hardware acceleration: 1 full-speed USB OTG. AES-128/256 (FIPS PUB 197).

9 1 USB Serial/JTAG controller Hash (FIPS PUB 180-4). 2 MCPWM. RSA. 1 SDIO host controller with 2 slots Random Number Generator (RNG). General DMA controller (GDMA), with 5. transmit channels and 5 receive channels HMAC. 1 TWAI controller, compatible with ISO Digital signature 11898-1 (CAN Specification ). Applications (A Non exhaustive List). With low power consumption, ESP32-S3 is an ideal choice for IoT devices in the following areas: Smart Home Industrial robot Light control Mesh network Smart button Human machine interface (HMI). Smart plug Health Care Industrial Automation Health monitor Espressif Systems 4 ESP32-S3 Series Datasheet Submit Documentation Feedback Baby monitor Internet radio players Consumer Electronics Generic Low-power IoT Sensor Hubs Smart watch and bracelet Generic Low-power IoT Data Loggers Over-the-top (OTT)

10 Devices Cameras for Video Streaming Wi-Fi and bluetooth speaker USB Devices Logger toys and proximity sensing toys Speech Recognition Smart Agriculture Image Recognition Smart greenhouse Wi-Fi + Bluetooth Networking Card Smart irrigation Touch Sensing Agriculture robot Waterproof design Retail and Catering Distance sensing applications POS machines Linear slider, wheel slider designs Service robot Note: Audio Device ESP32-S3 Touch Sensor has not passed the Con- Internet music players ducted Susceptibility (CS) test for now, and thus has limited application scenarios.