Espressif ESP8684-MINI-1-H2X Module

The Espressif ESP8684-MINI-1-H2X Module is a compact wireless module built around the ESP8684H2X SoC, offering reliable 2.4GHz Wi-Fi and Bluetooth 5.3 connectivity for modern IoT applications. Featuring a 32-bit RISC-V single-core processor running at up to 120MHz and 2MB in-package flash, it delivers efficient performance for embedded designs. The module includes an onboard PCB antenna, 14 GPIOs, and multiple communication interfaces such as SPI, UART, and I2C for flexible hardware integration. Operating from a 3.0V to 3.6V supply over a wide temperature range of -40°C to 105°C, it is ideal for industrial and consumer products. Its compact size, low-power operation, and rich peripheral support make it an excellent choice for smart home devices, automation systems, sensor nodes, and wireless control applications. Features: 32-bit RISC-V single-core processor up to 120MHz 2.4GHz Wi-Fi (IEEE 802.11 b/g/n) Bluetooth 5.3 LE support 2MB in-package Flash On-board PCB antenna 14 programmable GPIOs SPI, UART and I2C interfaces Wide operating temperature (-40°C to 105°C) Specifications: Model: ESP8684-MINI-1-H2X Processor: 32-bit RISC-V Single-Core CPU Frequency: Up to 120MHz ROM: 576KB SRAM: 272KB (16KB Cache) Flash Memory: 2MB In-Package Flash Wi-Fi Standard: IEEE 802.11 b/g/n Wi-Fi Frequency: 2412 ~ 2484MHz Bluetooth: Bluetooth 5.3 LE Antenna: On-board PCB Antenna GPIO: 14 Interfaces: GPIO, SPI, UART, I2C ADC: SAR ADC Temperature Sensor: Integrated Crystal Oscillator: 26MHz Operating Voltage: 3.0V ~ 3.6V Operating Temperature: -40°C to 105°C Module Size: 13.2 × 16.6 × 2.4mm Weigth: 10g Package Includes: 1 x Espressif ESP8684-MINI-1-H2X Module

Specifications

Processor	32-bit RISC-V Single-Core (Up to 120MHz)
Flash Memory	2MB In-Package Flash
Wi-Fi Standard	IEEE 802.11 b/g/n (2.4GHz)
Bluetooth	Bluetooth 5.3 LE
GPIO	14
Operating Voltage	3.0V ~ 3.6V
Shipping Weight	0.02 kg
Shipping Dimensions	5 × 5 × 2 cm