# ESP8266EX (Component) ## Description Espressif’s ESP8266EX delivers highly integrated Wi-Fi SoC solution to meet users’ continuous demands for efcient power usage, compact design and reliable performance in the Internet of Things industry. With the complete and self-contained Wi-Fi networking capabilities, ESP8266EX can perform either as a standalone application or as the slave to a host MCU. ESP8266EX integrates antenna switches, RF balun, power amplier, low noise receive amplier, lters and power management modules. TheQFN50P500X500X80-33N ## Component Details - **Owner:** jharwinbarrozo - **Created:** 2/19/2021 - **Last Updated:** 12/18/2024 - **Visibility:** Public - **Part Type:** Microcontroller - **Manufacturer Part Number:** ESP8266EX - **Package or Case Code:** QFN50P500X500X80-33N - **Datasheet URL:** https://www.espressif.com/sites/default/files/documentation/0a-esp8266ex_datasheet_en.pdf - **Used in:** 84 projects - **Stars:** 2 ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/espressif-systems/ESP8266EX/8028401) | $1.60 | 12K | | [LCSC](https://www.lcsc.com/product-detail/C77967.html) | $1.3072 | 6K | | [Mouser](https://www.mouser.com/ProductDetail/Olimex-Ltd/ESP8266EX?qs=Rp5uXu7WBW%2FjR93IiDal3Q%3D%3D) | $1.60 | 6.2K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=ESP8266) | $3.08 | 5K | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** ESP8266EX - **Package / Case Code:** QFN - **Pin Count:** 33 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | P11 | | | 2 | LNA | | | 3 | VDD3P3 | | | 4 | P16 | | | 5 | VDD_RTC | | | 6 | TOUT | | | 7 | CHIP_EN | | | 8 | XPD_DCDC | | | 9 | MTMS | | | 10 | MTDI | | | 11 | P3 | | | 12 | MTCK | | | 13 | MTDO | | | 14 | GPIO2 | | | 15 | GPIO0 | | | 16 | GPIO4 | | | 17 | VDDPST | | | 18 | SDIO_DATA_2 | | | 19 | SDIO_DATA_3 | | | 20 | SDIO_CMD | | | 21 | SDIO_CLK | | | 22 | SDIO_DATA_0 | | | 23 | SDIO_DATA_1 | | | 24 | GPIO5 | | | 25 | U0RXD | | | 26 | U0TXD | | | 27 | XTAL_OUT | | | 28 | XTAL_IN | | | 29 | VDDD | | | 30 | VDDA | | | 31 | RES12K | | | 32 | ~{EXT_RSTB} | | | 33 | GND | | --- *Generated from [https://www.flux.ai/jharwinbarrozo/esp8266ex~xk](https://www.flux.ai/jharwinbarrozo/esp8266ex~xk)*