Description:

ESP-WROOM-02 is a low-power 32-bit MCU Wi-Fi module, based on the ESP8266 chip. TCP/IP network stacks, 10-bit ADC, and HSPI/UART/PWM/I2C/I2S interfaces are all embedded in this module.

For more details, please check the datasheet


Specifications:

• Wi-Fi Protocols 802.11 b/g/n
• Frequency Range 2.4 GHz ~ 2.5 GHz (2400 MHz ~ 2483.5 MHz)
• Peripheral Interface
• UART/HSPI/I2C/I2S/IR Remote Control
• GPIO/PWM
• Operating Voltage 2.7 V ~ 3.6 V
• Operating Current Average: 80 mA
• Minimum current delivered by
• Power Supply: 500mA
• Operating Temperature Range –40 °C ~ 85 °C
• Storage Temperature –40 °C ~ 85 °C
• Package Size (18.00 ± 0.10) mm x (20.00 ± 0.10) mm x (2.80±0.10) mm
• External Interface
• Weight: 1.5g
  

• ESP-WROOM-02 Datasheet
• ESP8266EX Datasheet
• PCB Design and Module Placement Guide