ESP32-C3-WROOM-02 is a universal Wi-Fi and low-power Bluetooth LE module. The rich set of peripherals and small size make the two modules an ideal choice for smart homes, industrial automation, health care, consumer electronics, etc. ESP32-C3-WROOM-02-N4 is equipped with ESP32-C3* chip and equipped with 4 MB embedded flash, belonging to esp32-C3 series chip. ESP32-C3 series of chips have a 32-bit RISC-V single-core processor. They integrate a rich set of peripherals, ranging from UART, I2C, I2S, remote control peripheral, LED PWM controller, general DMA controller, TWAI® controller, USB Serial/JTAG controller, temperature sensor, and ADC. It also includes SPI, Dual SPI, and Quad SPI interfaces. Specification * ESP32-C3 embedded, 32-bit RISC-V single-core processor, up to 160 MHz * 384 KB ROM * 400 KB SRAM * 8 KB RTC SRAM * 40 MHz crystal oscillator * 4 MB SPI flash * Operating Voltage/Power Supply: 3.0~3.6V * Operating Temperature Range: –40~85°C Documents * Datasheet Shipping List * ESP32-C3-WROOM-02-N4 Module(PCB antenna) x1 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2023-03-07 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2023-12-27 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2024-09-19 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2024-11-29 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2024-11-30 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2025-02-13 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2025-04-10 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2025-11-28 https://elecena.pl/product/22724639/esp32-c3-wroom-02-n4-module-pcb-antenna 2025-11-29