component
ESP32-WROOM-32UE-N8R2
Public Made by Adomby adom
Espressif Systems RF and Wireless, 38-SMD Module. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379
{
"slug": "esp32-wroom-32ue-n8r2",
"version": "0.1.1",
"type": "component",
"description": "Espressif Systems RF and Wireless, 38-SMD Module. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"rf and wireless",
"esp32-wroom-32ue-n8r2",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"esp32-wroom-32ue-n8r2.kicad_sym",
"esp32-wroom-32ue-n8r2.kicad_mod",
"esp32-wroom-32ue-n8r2.glb",
"esp32-wroom-32ue-n8r2.step",
"esp32-wroom-32ue-n8r2.lbr",
"docs/hero.png",
"docs/esp32-wroom-32ue-n8r2-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"esp32-wroom-32ue-n8r2-hero.glb",
"esp32-wroom-32ue-n8r2-hero.overlay.json",
"esp32-wroom-32ue-n8r2-etched.glb"
],
"component": {
"mpn": "ESP32-WROOM-32UE-N8R2",
"manufacturer": "Espressif Systems",
"package": "38-SMD Module",
"pin_count": 39,
"category": "RF and Wireless",
"subcategory": "RF and Wireless",
"datasheet": "https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf",
"parts": {
"symbol": "esp32-wroom-32ue-n8r2.kicad_sym",
"footprint": "esp32-wroom-32ue-n8r2.kicad_mod",
"model_3d": "esp32-wroom-32ue-n8r2-hero.glb",
"model_3d_plain": "esp32-wroom-32ue-n8r2-etched.glb",
"model_3d_step": "esp32-wroom-32ue-n8r2-etched.step",
"model_3d_step_plain": "esp32-wroom-32ue-n8r2.step",
"lbr": "esp32-wroom-32ue-n8r2.lbr"
},
"distributor_links": {
"digikey": "1965-ESP32-WROOM-32UE-N8R2TR-ND",
"mouser": "356-ESP32WRM32UEN8R2"
},
"distributor_check": {
"checked_at": "2026-10-28T17:37:41Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1965-ESP32-WROOM-32UE-N8R2TR-ND",
"status": "found"
},
"mouser": {
"pn": "356-ESP32WRM32UEN8R2",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "2",
"name": "3V3",
"type": "power_in",
"description": "Power supply; recommended 3.0 V to 3.6 V (3.3 V typ) with at least 0.5 A deliverable."
},
{
"number": "3",
"name": "EN",
"type": "input",
"description": "Chip enable: high = on, low = chip shuts down; do not leave the pin floating."
},
{
"number": "4",
"name": "SENSOR_VP",
"type": "input",
"description": "GPIO36, ADC1_CH0, RTC_GPIO0 (input only)."
},
{
"number": "5",
"name": "SENSOR_VN",
"type": "input",
"description": "GPIO39, ADC1_CH3, RTC_GPIO3 (input only)."
},
{
"number": "6",
"name": "IO34",
"type": "input",
"description": "GPIO34, ADC1_CH6, RTC_GPIO4 (input only)."
},
{
"number": "7",
"name": "IO35",
"type": "input",
"description": "GPIO35, ADC1_CH7, RTC_GPIO5 (input only)."
},
{
"number": "8",
"name": "IO32",
"type": "bidirectional",
"description": "GPIO32, XTAL_32K_P (32.768 kHz crystal oscillator input), ADC1_CH4, TOUCH9, RTC_GPIO9."
},
{
"number": "9",
"name": "IO33",
"type": "bidirectional",
"description": "GPIO33, XTAL_32K_N (32.768 kHz crystal oscillator output), ADC1_CH5, TOUCH8, RTC_GPIO8."
},
{
"number": "10",
"name": "IO25",
"type": "bidirectional",
"description": "GPIO25, DAC_1, ADC2_CH8, RTC_GPIO6, EMAC_RXD0."
},
{
"number": "11",
"name": "IO26",
"type": "bidirectional",
"description": "GPIO26, DAC_2, ADC2_CH9, RTC_GPIO7, EMAC_RXD1."
},
{
"number": "12",
"name": "IO27",
"type": "bidirectional",
"description": "GPIO27, ADC2_CH7, TOUCH7, RTC_GPIO17, EMAC_RX_DV."
},
{
"number": "13",
"name": "IO14",
"type": "bidirectional",
"description": "GPIO14, ADC2_CH6, TOUCH6, RTC_GPIO16, MTMS, HSPICLK, HS2_CLK, SD_CLK, EMAC_TXD2."
},
{
"number": "14",
"name": "IO12",
"type": "bidirectional",
"description": "GPIO12, ADC2_CH5, TOUCH5, RTC_GPIO15, MTDI (strapping pin for VDD_SDIO voltage, default pull-down), HSPIQ, HS2_DATA2, SD_DATA2, EMAC_TXD3; keep low at power-on."
},
{
"number": "15",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "16",
"name": "IO13",
"type": "bidirectional",
"description": "GPIO13, ADC2_CH4, TOUCH4, RTC_GPIO14, MTCK, HSPID, HS2_DATA3, SD_DATA3, EMAC_RX_ER."
},
{
"number": "17",
"name": "NC",
"type": "unconnected",
"description": "No connection; GPIO6 to GPIO11 are connected to the on-module SPI flash and not led out."
},
{
"number": "18",
"name": "NC",
"type": "unconnected",
"description": "No connection; GPIO6 to GPIO11 are connected to the on-module SPI flash and not led out."
},
{
"number": "19",
"name": "NC",
"type": "unconnected",
"description": "No connection; GPIO6 to GPIO11 are connected to the on-module SPI flash and not led out."
},
{
"number": "20",
"name": "NC",
"type": "unconnected",
"description": "No connection; GPIO6 to GPIO11 are connected to the on-module SPI flash and not led out."
},
{
"number": "21",
"name": "NC",
"type": "unconnected",
"description": "No connection; GPIO6 to GPIO11 are connected to the on-module SPI flash and not led out."
},
{
"number": "22",
"name": "NC",
"type": "unconnected",
"description": "No connection; GPIO6 to GPIO11 are connected to the on-module SPI flash and not led out."
},
{
"number": "23",
"name": "IO15",
"type": "bidirectional",
"description": "GPIO15, ADC2_CH3, TOUCH3, MTDO (strapping pin, default pull-up), HSPICS0, RTC_GPIO13, HS2_CMD, SD_CMD, EMAC_RXD3."
},
{
"number": "24",
"name": "IO2",
"type": "bidirectional",
"description": "GPIO2 (boot-mode strapping pin, default pull-down), ADC2_CH2, TOUCH2, RTC_GPIO12, HSPIWP, HS2_DATA0, SD_DATA0."
},
{
"number": "25",
"name": "IO0",
"type": "bidirectional",
"description": "GPIO0 (boot-mode strapping pin, default pull-up), ADC2_CH1, TOUCH1, RTC_GPIO11, CLK_OUT1, EMAC_TX_CLK."
},
{
"number": "26",
"name": "IO4",
"type": "bidirectional",
"description": "GPIO4, ADC2_CH0, TOUCH0, RTC_GPIO10, HSPIHD, HS2_DATA1, SD_DATA1, EMAC_TX_ER."
},
{
"number": "27",
"name": "IO16",
"type": "bidirectional",
"description": "GPIO16, HS1_DATA4, U2RXD, EMAC_CLK_OUT; on variants with embedded PSRAM it is connected to the PSRAM and cannot be used for other functions."
},
{
"number": "28",
"name": "IO17",
"type": "bidirectional",
"description": "GPIO17, HS1_DATA5, U2TXD, EMAC_CLK_OUT_180."
},
{
"number": "29",
"name": "IO5",
"type": "bidirectional",
"description": "GPIO5 (strapping pin, default pull-up), VSPICS0, HS1_DATA6, EMAC_RX_CLK."
},
{
"number": "30",
"name": "IO18",
"type": "bidirectional",
"description": "GPIO18, VSPICLK, HS1_DATA7."
},
{
"number": "31",
"name": "IO19",
"type": "bidirectional",
"description": "GPIO19, VSPIQ, U0CTS, EMAC_TXD0."
},
{
"number": "32",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "33",
"name": "IO21",
"type": "bidirectional",
"description": "GPIO21, VSPIHD, EMAC_TX_EN."
},
{
"number": "34",
"name": "RXD0",
"type": "bidirectional",
"description": "GPIO3, U0RXD, CLK_OUT2."
},
{
"number": "35",
"name": "TXD0",
"type": "bidirectional",
"description": "GPIO1, U0TXD, CLK_OUT3, EMAC_RXD2."
},
{
"number": "36",
"name": "IO22",
"type": "bidirectional",
"description": "GPIO22, VSPIWP, U0RTS, EMAC_TXD1."
},
{
"number": "37",
"name": "IO23",
"type": "bidirectional",
"description": "GPIO23, VSPID, HS1_STROBE."
},
{
"number": "38",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "39",
"name": "GND",
"type": "power_in",
"description": "Exposed ground pad (P_GND); soldering to base-board ground is optional but optimizes 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: Variant check: the datasheet covers ESP32-WROOM-32E and ESP32-WROOM-32UE (both 38-pin, identical pin; Pin 39 is not in the 38-pin Table 3. It is included as P_GND (EPAD) because it is labelled 39 in the; Pins 17-22 and 32 are listed as NC in Table 3, marked as unconnected; pins 17-22 reference footnote "
],
"pages_sent": 28,
"cost_usd": 0.1301,
"at": "2026-10-28T17:39:06"
},
"datasheet": {
"url": "https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf",
"pages": 52,
"sha256": "4c7a345d1c1bfec3",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 39,
"described": 39,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "esp32-wroom-32ue-n8r2.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
18.0,
19.2,
3.2
],
"zmin_mm": -0.001,
"centre_offset_mm": 0.62,
"footprint_binding": "identity",
"sha256": "854095542cfb1e7f761835d9279d84b0df5f2e1146e96275d8e0ba82f6da5c74",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "esp32-wroom-32ue-n8r2-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
18.0,
19.2,
3.2
],
"zmin_mm": -0.001,
"centre_offset_mm": 0.62,
"footprint_binding": "identity",
"sha256": "2f396ee545b3068422b4c71ac9ea86ed0cc4c5c13419d680cac194c5c7b7b679",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}