ESP32-S Series
ESP32-S2 Series
32-bit MCU & 2.4 GHz Wi-Fi
- High-performance 240 MHz single-core CPU
- Ultra-low-power performance: fine-grained clock gating, dynamic voltage and frequency scaling
- Security features: eFuse、flash encryption, secure boot, signature verification, integrated AES, SHA and RSA algorithms
- Peripherals include 43 GPIOs, 1 full-speed USB OTG interface, SPI, I2S, UART, I2C, LED PWM, LCD interface, camera interface, ADC, DAC, touch sensor, temperature sensor
- Availability of common cloud connectivity agents and common product features shortens the time to market
| SoC | Buy | Variants | Core | Dimensions (mm) | Pins | RAM (KB) | Flash (MB) | PSRAM (MB) | Module | Development Board | Footprint |
|---|---|---|---|---|---|---|---|---|---|---|---|
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ESP32-S2 ESP32-S2R2 |
Single Core | QFN 7x7 | 56 | 128 KB ROM, 320 KB SRAM, 16 KB RTC SRAM |
N/A N/A | N/A 2 |
ESP32-S2-WROOM ESP32-S2-WROOM-I ESP32-S2-WROVER ESP32-S2-WROVER-I |
ESP32-S2-DevKitC-1 ESP32-S2-Kaluga-1 ESP32-S2-HMI-DevKit-1 ESP32-S2-Saola-1 |
 ESP32-S2&S3.dxf |
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ESP32-S2FH2 ESP32-S2FH4 ESP32-S2FN4R2 |
Single Core | QFN 7x7 | 56 | 128 KB ROM, 320 KB SRAM, 16 KB RTC SRAM |
2 4 4 | N/A N/A 2 |
ESP32-S2-MINI-1 ESP32-S2-MINI-1U |
ESP32-S2-DevKitM-1 ESP32-S2-DevKitM-1U |
ESP32-S2&S3.dxf |
ESP32-S3 Series
32-bit MCU & 2.4 GHz Wi-Fi & Bluetooth 5 (LE)
- Xtensa® 32-bit LX7 dual-core processor that operates at up to 240 MHz
- 512 KB of SRAM and 384 KB of ROM on the chip, and SPI, Dual SPI, Quad SPI, Octal SPI, QPI, and OPI interfaces that allow connection to flash and external RAM
- Additional support for vector instructions in the MCU, which provides acceleration for neural network computing and signal processing workloads
- Peripherals include 45 programmable GPIOs, SPI, I2S, I2C, PWM, RMT, ADC and UART, SD/MMC host and TWAITM
- Reliable security features ensured by RSA-based secure boot, AES-XTS-based flash encryption, the innovative digital signature and the HMAC peripheral, “World Controller”
| SoC | Buy | Variants | Core | Dimensions (mm) | Pins | RAM (KB) | Flash (MB) | PSRAM (MB) | Module | Development Board | Footprint |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Digi-Key/ESP32-S3
Mouser/ESP32-S3 Amazon/ESP32-S3 Taobao/ESP32-S3 Digi-Key/ESP32-S3FN8 Mouser/ESP32-S3FN8 Amazon/ESP32-S3FN8 Taobao/ESP32-S3FN8 Digi-Key/ESP32-S3R2 Mouser/ESP32-S3R2 Amazon/ESP32-S3R2 Taobao/ESP32-S3R2 Digi-Key/ESP32-S3R8 Mouser/ESP32-S3R8 Amazon/ESP32-S3R8 Taobao/ESP32-S3R8 Digi-Key/ESP32-S3R8V Mouser/ESP32-S3R8V Amazon/ESP32-S3R8V Taobao/ESP32-S3R8V |
ESP32-S3 ESP32-S3FN8 ESP32-S3R2 ESP32-S3R8 ESP32-S3R8V |
Dual Core | QFN 7x7 | 56 | 384 KB ROM, 512 KB SRAM, 16 KB RTC SRAM |
N/A 8 N/A N/A N/A | N/A N/A 2 8 8 |
ESP32-S3-WROOM-1 ESP32-S3-WROOM-1U ESP32-S3-WROOM-2 ESP32-S3-MINI-1 ESP32-S3-MINI-1U |
ESP32-S3-DevKitC-1 ESP32-S3-DevKitM-1 ESP32-S3-BOX ESP32-S3-EYE ESP32-S3-USB-OTG ESP32-S3-Korvo-1 ESP32-S3-Korvo-2 |
ESP32-S2&S3.dxf |
ESP32-C Series
ESP32-C2 Series
32-bit RISC-V MCU & 2.4 GHz Wi-Fi & Bluetooth 5 (LE)
- 32-bit RISC-V single-core processor that operates at up to 120 MHz
- State-of-the-art power and RF performance
- 576 KB ROM, 272 KB SRAM (16 KB for cache) on the chip
- 14 programmable GPIOs: SPI, UART, I2C, LED PWM controller, General DMA controller (GDMA), SAR ADC, Temperature sensor
| SoC | Buy | Variants | Core | Dimensions (mm) | Pins | RAM (KB) | Flash (MB) | PSRAM (MB) | Module | Development Board | Footprint |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
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ESP8684H1 ESP8684H2 ESP8684H4 |
Single Core | QFN 4x4 | 24 | 272 KB SRAM, 576 KB ROM |
1 2 4 | N/A |
ESP8684-MINI-1 |
ESP8684-DevKitM-1 |
N/A |
ESP32-C3 Series
32-bit RISC-V MCU & 2.4 GHz Wi-Fi & Bluetooth 5 (LE)
- 32-bit RISC-V single-core processor with a four-stage pipeline that operates at up to 160 MHz
- State-of-the-art power and RF performance
- 400 KB of SRAM and 384 KB of ROM on the chip, and SPI, Dual SPI, Quad SPI, and QPI interfaces that allow connection to flash
- Reliable security features ensured by RSA-3072-based secure boot, AES-128-XTS-based flash encryption, the innovative digital signature and the HMAC peripheral, hardware acceleration support for cryptographic algorithms
- Rich set of peripheral interfaces and GPIOs, ideal for various scenarios and complex applications
| SoC | Buy | Variants | Core | Dimensions (mm) | Pins | RAM (KB) | Flash (MB) | PSRAM (MB) | Module | Development Board | Footprint |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
ESP32-C3 ESP32-C3FN4 ESP32-C3FH4 |
Single Core | QFN 5x5 | 32 | 400 KB RAM, 384 KB ROM, 8 KB RTC SRAM |
N/A 4 4 | N/A |
ESP32-C3-WROOM-02 ESP32-C3-WROOM-02U ESP32-C3-MINI-1 ESP32-C3-MINI-1U |
ESP32-C3-DevKitM-1 ESP32-C3-DevKitC-02 ESP32-C3-AWS-ExpressLink-DevKit |
ESP32-C3.dxf |
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N/A | Single Core | QFN 4x4 | 28 | 400 KB RAM, 384 KB ROM, 8 KB RTC SRAM |
2, 4 | N/A |
ESP8685-WROOM-03 ESP8685-WROOM-05 ESP8685-WROOM-06 |
N/A |
N/A |
ESP32 Series
32-bit MCU & 2.4 GHz Wi-Fi & Bluetooth/Bluetooth LE
- Two or one CPU core(s) with adjustable clock frequency, ranging from 80 MHz to 240 MHz
- +19.5 dBm output power ensures a good physical range
- Classic Bluetooth for legacy connections, also supporting L2CAP, SDP, GAP, SMP, AVDTP, AVCTP, A2DP (SNK) and AVRCP (CT)
- Support for Bluetooth Low Energy (Bluetooth LE) profiles including L2CAP, GAP, GATT, SMP, and GATT-based profiles like BluFi, SPP-like, etc
- Bluetooth Low Energy (Bluetooth LE) connects to smart phones, broadcasting low-energy beacons for easy detection
- Sleep current is less than 5 μA, making it suitable for battery-powered and wearable-electronics applications
- Peripherals include capacitive touch sensors, Hall sensor, SD card interface, Ethernet, high-speed SPI, UART, I2S and I2C
ESP8266 Series
32-bit MCU & 2.4 GHz Wi-Fi
- High-performance 160 MHz single-core CPU
- +19.5 dBm output power ensures a good physical range
- Sleep current is less than 20 μA, making it suitable for battery-powered and wearable-electronics applications
- Peripherals include UART, GPIO, I2C, I2S, SDIO, PWM, ADC and SPI
| SoC | Buy | Variants | Core | Dimensions (mm) | Pins | RAM (KB) | Flash (MB) | PSRAM (MB) | Module | Development Board | Footprint |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
N/A | Single core | QFN 5x5 | 32 | 160 KB RAM |
N/A | N/A |
ESP-WROOM-02D ESP-WROOM-02U ESP-WROOM-02 ESP-WROOM-S2 |
ESP8266-DevKitC ESP-Launcher |
N/A | |
|
ESP8285N08 ESP8285H16 |
Single core | QFN 5x5 | 32 | 160 KB RAM |
1 2 | N/A |
N/A |
N/A |
N/A |
