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. 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.

2 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 . 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. Station, SoftAP, and SoftAP + Station modes MHz A Bluetooth LE subsystem that supports A 128-bit data bus and dedicated SIMD.

3 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. The ULP coprocessor can External memory encryption and decryption operate in ultra-low-power mode.

4 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. 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.

5 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. 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.

6 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). 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) 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.

7 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. Live streaming devices Espressif Systems 5 ESP32-S3 Series Datasheet Submit Documentation Feedback Contents Contents Product Overview 2. Solution Highlights 2. Features 3. Applications 4. 1 ESP32 S3 Series comparison 11. ESP32-S3 Series Nomenclature 11. comparison 11. 2 Pin Definition 12. Pin Layout 12. Pin Description 13. Pin Name Description 16. Function Name Description 16. GPIO Functions 17. Pin-to-Pin Mapping Between Chip and SiP Flash/PSRAM 19. Power Scheme 20. Strapping Pins 21. 3 Functional Description 25. CPU and Memory 25. CPU 25. Internal Memory 25. External Flash and RAM 25. Address Mapping Structure 26. Cache 26. eFuse Controller 27. Processor Instruction Extensions 27. RTC and Low-Power Management 27.

8 Power Management Unit (PMU) 27. Ultra-Low-Power Coprocessor 28. Analog Peripherals 28. Analog-to-Digital Converter (ADC) 28. Temperature Sensor 28. Touch Sensor 29. System Components 29. Reset and Clock 29. Interrupt Matrix 29. Permission Control 30. System Registers 30. GDMA Controller 31. CPU Clock 31. RTC Clock 31. Espressif Systems 6 ESP32-S3 Series Datasheet Submit Documentation Feedback Contents Clock Glitch Detection 31. Digital Peripherals 32. IO MUX and GPIO Matrix 32. Serial Peripheral Interface (SPI) 32. LCD Interface 33. Camera Interface 34. UART Controller 34. I2C Interface 34. I2S Interface 35. Remote Control Peripheral 35. Pulse Count Controller 35. LED PWM Controller 36. USB OTG Full-Speed Interface 36. USB Serial/JTAG Controller 37. Motor Control PWM (MCPWM) 37. SD/MMC Host Controller 37.. TWAI Controller 38. Radio and Wi-Fi 38. GHz Receiver 39.

9 GHz Transmitter 39. Clock Generator 39. Wi-Fi Radio and Baseband 39. Wi-Fi MAC 40. Networking Features 40. Bluetooth LE 40. Bluetooth LE Radio and PHY 40. Bluetooth LE Link Layer Controller 40. Timers and Watchdogs 41. General Purpose Timers 41. System Timer 41. Watchdog Timers 42. XTAL32K Watchdog Timers 42. Cryptography/Security Components 42. External Memory Encryption and Decryption 42. Secure Boot 43. HMAC Accelerator 43. Digital Signature 43. World Controller 43. SHA Accelerator 44. AES Accelerator 44. RSA Accelrator 45. Random Number Generator 45. Peripheral Pin Configurations 45. 4 Electrical Characteristics 51. Absolute Maximum Ratings 51. Espressif Systems 7 ESP32-S3 Series Datasheet Submit Documentation Feedback Contents Recommended Operating Conditions 51. VDD_SPI Output Characteristics 51. DC Characteristics ( V, 25 C) 52. ADC Characteristics 52.

10 Current Consumption 53. Reliability 54. Wi-Fi Radio 55. Wi-Fi RF Transmitter (TX) Specifications 55. Wi-Fi RF Receiver (RX) Specifications 56. Bluetooth LE Radio 57. Bluetooth LE RF Transmitter (TX) Specifications 57. Bluetooth LE RF Receiver (RX) Specifications 59. 5 Package Information 62. 6 Related Documentation and Resources 63. Revision History 64. Espressif Systems 8 ESP32-S3 Series Datasheet Submit Documentation Feedback List of Tables List of Tables 1 ESP32-S3 Series comparison 11. 2 Pin Description 13. 3 Pin Name Description 16. 4 Function Name Description 16. 5 GPIO Functions 17. 6 Pin-to-Pin Mapping Between Chip and SiP Flash/PSRAM 19. 7 Description of ESP32-S3 Power-up and Reset Timing Parameters 21. 8 JTAG Signal Source Selection 22. 9 Strapping Pins 22. 10 The Default Value for VDD_SPI Voltage 23. 11 Parameter Descriptions of Setup and Hold Times for the Strapping Pin 24.