# ESP32-C3-WROOM-02-H4 (Component) ## Description Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount #CommonPartsLibrary #RF #Module #RF-Transceiver #ESP32 ## Component Details - **Owner:** adrian95 - **Created:** 7/15/2024 - **Last Updated:** 7/24/2025 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Datasheet URL:** https://www.espressif.com/sites/default/files/documentation/esp32-c3-wroom-02_datasheet_en.pdf - **Part Type:** Module - **Manufacturer Name:** Espressif Systems - **Manufacturer Part Number:** ESP32-C3-WROOM-02-H4 - **Used in:** 14 projects ## 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/ESP32-C3-WROOM-02-H4/14553033) | $3.51 | 41 | | [LCSC](https://www.lcsc.com/product-detail/C2944070.html) | $3.303 | 358 | | [Mouser](https://www.mouser.com/ProductDetail/Espressif-Systems/ESP32-C3-WROOM-02-H4?qs=stqOd1AaK79%2FSA14oWtR%252Bw%3D%3D) | $3.51 | 4K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=ESP32C3-WROOM-02H4) | N/A | N/A | - **Part Type:** Modules - **Manufacturer:** Espressif - **MPN:** ESP32-C3-WROOM-02-H4 - **Mount Type:** Surface Mount - **Package / Case Code:** Module - **Pin Count:** 27 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | 3V3 | | | 2 | EN | | | 3 | IO4 | | | 4 | IO5 | | | 5 | IO6 | | | 6 | IO7 | | | 7 | IO8 | | | 8 | IO9 | | | 9 | GND_1 | | | 10 | IO10 | | | 11 | RXD | | | 12 | TXD | | | 13 | IO18 | | | 14 | IO19 | | | 15 | IO3 | | | 16 | IO2 | | | 17 | IO1 | | | 18 | IO0 | | | 19 | GND_2 | | | 20 | GND_3 | | | 21 | GND_4 | | | 22 | GND_5 | | | 23 | GND_6 | | | 24 | GND_7 | | | 25 | GND_8 | | | 26 | GND_9 | | | 27 | GND_10 | | --- *Generated from [https://www.flux.ai/adrian95/esp32-c3-wroom-02-h4~bar](https://www.flux.ai/adrian95/esp32-c3-wroom-02-h4~bar)*