The ESP32-C3-MINI-1-N4 is a compact, low-power wireless module from Espressif Systems built around the ESP32-C3 SoC. It integrates a 32-bit RISC-V single-core processor, 2.4 GHz Wi-Fi, Bluetooth 5 Low Energy (BLE), onboard flash memory, crystal oscillator, RF circuitry, and PCB antenna in a small surface-mount package. The module is designed for IoT devices, smart home products, industrial automation, sensor nodes, wearable devices, and other wireless embedded applications.

Key Features 32-bit RISC-V Single-Core CPU Up to 160 MHz operating frequency Optimized for low-power IoT applications Integrated Memory 4 MB embedded Flash (N4 version) 400 KB SRAM 384 KB ROM 8 KB RTC SRAM Wireless Connectivity IEEE 802.11 b/g/n Wi-Fi (2.4 GHz) Data rates up to 150 Mbps Bluetooth 5 LE support Bluetooth Mesh capability Simultaneous Wi-Fi and Bluetooth operation using a shared antenna Security Features Secure Boot Flash Encryption Hardware cryptographic acceleration RSA, AES, HMAC, and Digital Signature support Rich Peripheral Set Up to 15 GPIOs UART SPI I²C I²S USB Serial/JTAG PWM TWAI (CAN 2.0 compatible) SAR ADC Timers and Watchdog timers Temperature sensor Integrated Components On-board PCB antenna 40 MHz crystal oscillator RF matching circuitry No external RF design required Power Supply Operating voltage: 3.0 V to 3.6 V Designed for low-power applications Environmental Specifications Operating temperature: −40°C to +85°C (N4 variant) RoHS and REACH compliant

#module #RF-Transceiver #ESP32-C3