Espressif Systems ESP8684-WROOM-02C-H2 Multiprotocol Modules The ESP8684-WROOM-02C module is based on the ESP8684 chip, and can be mounted onto the surface of a PCB board. It has 14 GPIOs, and the pin usage is compatible with ESP-WROOM-02, ESP-WROOM-02D. It supports UART, SPI, I2C, PWM, etc.

Core: RISC-V

Data Rate: 72.2 Mb/s

Frequency: 2.412 GHz to 2.484 GHz

Dimensions: 18 mm x 20 mm x 3.2 mm

Memory Size: 2 MB

Output Power: 3 dBm

Interface Type: GPIO, I2C, SPI, UART

Mounting Style: SMD/SMT

Moisture Sensitive: Yes

Receiver Sensitivity: - 98 dBm

Supply Voltage - Max: 3.6 V

Supply Voltage - Min: 3 V

Antenna Connector Type: PCB Antenna

Operating Supply Current: 500 mA

Operating Supply Voltage: 3.3 V

Protocol - WiFi - 802.11: 802.11 b/g/n

Supply Current Receiving: 65 mA

Supply Current Transmitting: 310 mA

Maximum Operating Temperature: + 85 C

Minimum Operating Temperature: - 40 C

Protocol - Bluetooth, BLE - 802.15.1: Bluetooth