ESP03 Wi-Fi Transceiver Module – GPIO

Small Wi-Fi transceiver module based on the ESP8266 chip, compliant with the 802.11 b/g/n standard at 2.4 GHz, with SPI interface, 7 GPIOs, TCP/IP stack and ceramic antenna on the PCB

SKU 2846-ESP03EAN 8219671069823Item type: Assembled, Board, ,

Description

Small Wi-Fi transceiver module based on the ESP8266 chip, compatible with the 802.11 b/g/n standard at 2.4 GHz, featuring an SPI interface, 7 GPIOs, TCP/IP stack, and a ceramic antenna on PCB. Ideal for wireless sensor networks, home automation, building automation, and custom applications. Power supply: 3.3 Vdc, dimensions (mm): 17.4 x 12.2.

Technical specifications

  • 802.11 b/g/n
  • Ceramic antenna
  • Wi-Fi Direct (P2P), soft-AP
  • Integrated TCP/IP stack
  • Output power +19.5dBm in 802.11b mode
  • SDIO 1.1/2.0, SPI, UART
  • STBC, 1×1 MIMO, 2×1 MIMO
  • A-MPDU & A-MSDU aggregation & 0.4 ms guard interval
  • Integrates WEP, TKIP, AES, and WAPI

Documentation and useful links

Technical details

Power supply 3.3 Vdc
dimensions (mm) 17.4 x 12.2
Wake up and packet transmission < 2ms
Standby consumption < 1 mW (DTIM3)
Weight 3 grams

About us

Open-Electronics.org is the brainchild of a world leader in hobby electronics Futura Group srl. Open-Electronics.org is devoted to support development, hacking and playing with electronics: we share exciting open projects and create amazing products!

Open-Electronics.org is not just a container of ideas: it is also a web site lead by a team of engineers and geeks who will take part in the discussions and give support.

Our mission is to become a reference Open Source hacking site with ideas and feedback aimed to enrich the community.