Espressif Systems ESP32-C3

Espressif Systems ESP32-C3

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ESP32-C3 is a single-core Wi-Fi and Bluetooth® 5 Low Energy (BLE5) MCU, based on the open-source RISC-V architecture

ESP32-C3 is a single-core Wi-Fi and Bluetooth® 5 Low Energy (BLE5) MCU, based on the open-source RISC-V architecture. It strikes the right balance of power, I/O capabilities, and security, thus offering the optimal cost-effective solution for connected devices.

The availability of Wi-Fi and Bluetooth 5 (LE) connectivity not only makes the device’s configuration easy but also facilitates a variety of use-cases based on dual connectivity.

Key features

  • State-of-the-art power and RF performance
  • Unparalleled security for your connected devices
  • Cost-effective
  • Wi-Fi and Bluetooth 5 (LE) connectivity

Additional features

  • CPU and memory:
    • 32-bit RISC-V single-core processor, up to 160 MHz
    • 384 KB ROM
    • 400 KB SRAM (16 KB for cache)
    • 8 KB SRAM in RTC
  • Interfaces:
    • 22 programmable GPIOs, SPI, UART, I2C, I2S, LED PWM, TWAI, full-speed USB Serial/JTAG controller
  • Wi-Fi:
    • IEEE 802.11 b/g/n-compliant
    • Supports 20 MHz, 40 MHz bandwidth in 2.4 GHz band
    • 1T1R mode with data rate up to 150 Mbps
  • Bluetooth:
    • Bluetooth LE: Bluetooth 5, Bluetooth mesh
    • Speed: 125 Kbps, 500 Kbps, 1 Mbps, 2 Mbps
    • Advertising extensions
  • Security:
    • RSA-3072-based secure boot
    • AES-128-XTS-based flash encryption
    • Digital signature peripheral and the HMAC peripheral
    • Hardware acceleration support for cryptographic algorithms

more information: https://www.espressif.com/en/products/socs/esp32-c3

Mike is the founder and editor of Electronics-Lab.com, an electronics engineering community/news and project sharing platform. He studied Electronics and Physics and enjoys everything that has moving electrons and fun. His interests lying on solar cells, microcontrollers and switchmode power supplies. Feel free to reach him for feedback, random tips or just to say hello :-)

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