Overview; Module Overview; Pin Description - Espressif Systems ESP32-S3-WROOM-2 User Manual

1 Overview

1 Overview

1.1 Module Overview

ESP32-S3-WROOM-2 is a powerful, generic Wi-Fi + Bluetooth LE MCU module that has a rich set of peripherals. It
provides acceleration for neural network computing and signal processing workloads. It is an ideal choice for a wide
variety of application scenarios related to AI and Artificial Intelligence of Things (AIoT), such as wake word detection
and speech commands recognition, face detection and recognition, smart home, smart appliances, smart control
panel, smart speaker, etc. The module comes with a PCB antenna. It has ESP32-S3R8V SoC embedded. A
selection of module variants are available for customers with flash memory of 16/32 MB and PSRAM memory of
8 MB.
Categories Items
Protocols
Wi-Fi
Center frequency range of operating
channel
Protocols
Radio
®
Bluetooth
Audio
Module peripherals
Integrated crystal
Hardware
Integrated SPI flash
Integrated PSRAM
Operating voltage/Power supply
Operating current
Minimum current delivered by power
supply
Recommended operating tempera-
ture range
Moisture sensitivity level (MSL)

1.2 Pin Description

The pin diagram below shows the approximate location of pins on ESP32-S3-WROOM-2.
Espressif Systems
Table 1: ESP32-S3-WROOM-2 Specifications
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Specifications
802.11 b/g/n (802.11n up to 150 Mbps)
A-MPDU and A-MSDU aggregation and 0.4 µs guard
interval support
2412 ~ 2462 MHz
®
Bluetooth LE: Bluetooth 5 and Bluetooth mesh
Class-1, class-2, and class-3 transmitter
AFH
CVSD and SBC
GPIO, SPI, LCD interface, Camera interface, UART,
I2C, I2S, remote control, pulse counter, LED PWM,
USB 1.1 OTG, USB Serial/JTAG controller, MCPWM,
SDIO host, GDMA, TWAI
ISO 11898-1), ADC, touch sensor, temperature sen-
sor, timers and watchdogs
40 MHz crystal
Up to 32 MB
Up to 8 MB
3.0 ~ 3.6 V
Average: 80 mA
500 mA
–40 °C ~ +65 °C
Level 3
ESP32-S3-WROOM-2 User Manual v0.6
®
controller (compatible with