component
ESP32-S3-WROOM-1-N4
Public Made by Adomby adom
Espressif Systems WiFi Modules, ESP32-S3-WROOM-1. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "esp32-s3-wroom-1-n4",
"version": "0.1.0",
"type": "component",
"description": "Espressif Systems WiFi Modules, ESP32-S3-WROOM-1. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"iot-communication modules",
"esp32-s3-wroom-1-n4",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"esp32-s3-wroom-1-n4.kicad_sym",
"esp32-s3-wroom-1-n4.kicad_mod",
"esp32-s3-wroom-1-n4.glb",
"esp32-s3-wroom-1-n4.step",
"esp32-s3-wroom-1-n4.lbr",
"docs/hero.png",
"docs/esp32-s3-wroom-1-n4-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html"
],
"component": {
"mpn": "ESP32-S3-WROOM-1-N4",
"manufacturer": "Espressif Systems",
"package": "ESP32-S3-WROOM-1",
"pin_count": 41,
"category": "IoT/Communication Modules",
"subcategory": "WiFi Modules",
"datasheet": "https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf",
"parts": {
"symbol": "esp32-s3-wroom-1-n4.kicad_sym",
"footprint": "esp32-s3-wroom-1-n4.kicad_mod",
"model_3d": "esp32-s3-wroom-1-n4-etched.glb",
"model_3d_plain": "esp32-s3-wroom-1-n4.glb",
"model_3d_step": "esp32-s3-wroom-1-n4-etched.step",
"model_3d_step_plain": "esp32-s3-wroom-1-n4.step",
"lbr": "esp32-s3-wroom-1-n4.lbr"
},
"distributor_links": {
"lcsc": "C2913197",
"digikey": "1965-ESP32-S3-WROOM-1-N4TR-ND",
"mouser": "356-ESP32-S3WROOM1N4"
},
"distributor_check": {
"checked_at": "2026-10-28T17:49:11Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1965-ESP32-S3-WROOM-1-N4TR-ND",
"status": "found"
},
"mouser": {
"pn": "356-ESP32-S3WROOM1N4",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground connection of the module."
},
{
"number": "2",
"name": "3V3",
"type": "power_in",
"description": "Module power supply input; Table 6-2 gives VDD33 as 3.0 V to 3.6 V with 3.3 V typical."
},
{
"number": "3",
"name": "EN",
"type": "input",
"description": "Chip enable: high turns the chip on, low powers it off, and the pin must not be left floating."
},
{
"number": "4",
"name": "IO4",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO4, TOUCH4 and ADC1_CH3 alternate functions."
},
{
"number": "5",
"name": "IO5",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO5, TOUCH5 and ADC1_CH4 alternate functions."
},
{
"number": "6",
"name": "IO6",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO6, TOUCH6 and ADC1_CH5 alternate functions."
},
{
"number": "7",
"name": "IO7",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO7, TOUCH7 and ADC1_CH6 alternate functions."
},
{
"number": "8",
"name": "IO15",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO15, U0RTS, ADC2_CH4 and XTAL_32K_P alternate functions."
},
{
"number": "9",
"name": "IO16",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO16, U0CTS, ADC2_CH5 and XTAL_32K_N alternate functions."
},
{
"number": "10",
"name": "IO17",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO17, U1TXD and ADC2_CH6 alternate functions."
},
{
"number": "11",
"name": "IO18",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO18, U1RXD, ADC2_CH7 and CLK_OUT3 alternate functions."
},
{
"number": "12",
"name": "IO8",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO8, TOUCH8, ADC1_CH7 and SUBSPICS1 alternate functions."
},
{
"number": "13",
"name": "IO19",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO19, U1RTS, ADC2_CH8, CLK_OUT2 and USB_D- alternate functions."
},
{
"number": "14",
"name": "IO20",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO20, U1CTS, ADC2_CH9, CLK_OUT1 and USB_D+ alternate functions."
},
{
"number": "15",
"name": "IO3",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO3, TOUCH3 and ADC1_CH2 alternate functions; strapping pin for JTAG signal source."
},
{
"number": "16",
"name": "IO46",
"type": "bidirectional",
"description": "General-purpose I/O (GPIO46); strapping pin for chip boot mode and ROM message printing."
},
{
"number": "17",
"name": "IO9",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO9, TOUCH9, ADC1_CH8, FSPIHD and SUBSPIHD alternate functions."
},
{
"number": "18",
"name": "IO10",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO10, TOUCH10, ADC1_CH9, FSPICS0, FSPIIO4 and SUBSPICS0 alternate functions."
},
{
"number": "19",
"name": "IO11",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO11, TOUCH11, ADC2_CH0, FSPID, FSPIIO5 and SUBSPID alternate functions."
},
{
"number": "20",
"name": "IO12",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO12, TOUCH12, ADC2_CH1, FSPICLK, FSPIIO6 and SUBSPICLK alternate functions."
},
{
"number": "21",
"name": "IO13",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO13, TOUCH13, ADC2_CH2, FSPIQ, FSPIIO7 and SUBSPIQ alternate functions."
},
{
"number": "22",
"name": "IO14",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO14, TOUCH14, ADC2_CH3, FSPIWP, FSPIDQS and SUBSPIWP alternate functions."
},
{
"number": "23",
"name": "IO21",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO21 function."
},
{
"number": "24",
"name": "IO47",
"type": "bidirectional",
"description": "General-purpose I/O with SPICLK_P_DIFF and SUBSPICLK_P_DIFF alternate functions."
},
{
"number": "25",
"name": "IO48",
"type": "bidirectional",
"description": "General-purpose I/O with SPICLK_N_DIFF and SUBSPICLK_N_DIFF alternate functions."
},
{
"number": "26",
"name": "IO45",
"type": "bidirectional",
"description": "General-purpose I/O (GPIO45); strapping pin for VDD_SPI voltage."
},
{
"number": "27",
"name": "IO0",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO0 function; strapping pin for chip boot mode (default weak pull-up)."
},
{
"number": "28",
"name": "IO35",
"type": "bidirectional",
"description": "General-purpose I/O with SPIIO6, FSPID and SUBSPID alternate functions; default function is set by eFuse bit."
},
{
"number": "29",
"name": "IO36",
"type": "bidirectional",
"description": "General-purpose I/O with SPIIO7, FSPICLK and SUBSPICLK alternate functions; default function is set by eFuse bit."
},
{
"number": "30",
"name": "IO37",
"type": "bidirectional",
"description": "General-purpose I/O with SPIDQS, FSPIQ and SUBSPIQ alternate functions; default function is set by eFuse bit."
},
{
"number": "31",
"name": "IO38",
"type": "bidirectional",
"description": "General-purpose I/O with FSPIWP and SUBSPIWP alternate functions."
},
{
"number": "32",
"name": "IO39",
"type": "bidirectional",
"description": "General-purpose I/O with MTCK, CLK_OUT3 and SUBSPICS1 alternate functions."
},
{
"number": "33",
"name": "IO40",
"type": "bidirectional",
"description": "General-purpose I/O with MTDO and CLK_OUT2 alternate functions."
},
{
"number": "34",
"name": "IO41",
"type": "bidirectional",
"description": "General-purpose I/O with MTDI and CLK_OUT1 alternate functions."
},
{
"number": "35",
"name": "IO42",
"type": "bidirectional",
"description": "General-purpose I/O with MTMS alternate function."
},
{
"number": "36",
"name": "RXD0",
"type": "bidirectional",
"description": "UART0 receive (U0RXD) with GPIO44 and CLK_OUT2 alternate functions."
},
{
"number": "37",
"name": "TXD0",
"type": "bidirectional",
"description": "UART0 transmit (U0TXD) with GPIO43 and CLK_OUT1 alternate functions."
},
{
"number": "38",
"name": "IO2",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO2, TOUCH2 and ADC1_CH1 alternate functions."
},
{
"number": "39",
"name": "IO1",
"type": "bidirectional",
"description": "General-purpose I/O with RTC_GPIO1, TOUCH1 and ADC1_CH0 alternate functions."
},
{
"number": "40",
"name": "GND",
"type": "power_in",
"description": "Ground connection of the module."
},
{
"number": "41",
"name": "EPAD",
"type": "power_in",
"description": "Exposed thermal pad, tied to ground; soldering it to the base-board ground is optional but improves thermal performance."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The MPN ESP32-S3-WROOM-1-N4 is not named in the provided pages. The series comparison table (page 3); Pin 13 (IO19) function list is garbled in the extracted text ('USB_D'). It is read as USB_D- by ana; Default-function bold formatting is lost in the text, so the defaults for multi-function pins are no"
],
"pages_sent": 28,
"cost_usd": 0.0996,
"at": "2026-10-28T17:48:02"
},
"datasheet": {
"url": "https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf",
"pages": 53,
"sha256": "27d71971da07c280",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 41,
"described": 41,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "esp32-s3-wroom-1-n4.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
18.0,
25.5,
3.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 3.77,
"footprint_binding": "identity",
"sha256": "82daf931966bfffe465d0d5ee2c92540a2644dee01c6189b5223fe68622b7061",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "esp32-s3-wroom-1-n4-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
18.0,
25.5,
3.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 3.77,
"footprint_binding": "identity",
"sha256": "661405365b5eb1d6d4fba9556869b16b33686be7fb7d0ab5e698bae8231cefe8",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}