component
ESP32-C6-WROOM-1U-N4
Public Made by Adomby adom
Espressif Systems RF and Wireless, 37-SMD Module. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "esp32-c6-wroom-1u-n4",
"version": "0.1.1",
"type": "component",
"description": "Espressif Systems RF and Wireless, 37-SMD Module. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"rf and wireless",
"esp32-c6-wroom-1u-n4",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"esp32-c6-wroom-1u-n4.kicad_sym",
"esp32-c6-wroom-1u-n4.kicad_mod",
"esp32-c6-wroom-1u-n4.glb",
"esp32-c6-wroom-1u-n4.step",
"esp32-c6-wroom-1u-n4.lbr",
"docs/hero.png",
"docs/esp32-c6-wroom-1u-n4-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"esp32-c6-wroom-1u-n4-hero.glb",
"esp32-c6-wroom-1u-n4-hero.overlay.json",
"esp32-c6-wroom-1u-n4-etched.glb"
],
"component": {
"mpn": "ESP32-C6-WROOM-1U-N4",
"manufacturer": "Espressif Systems",
"package": "37-SMD Module",
"pin_count": 29,
"category": "RF and Wireless",
"subcategory": "RF and Wireless",
"datasheet": "https://www.espressif.com/sites/default/files/documentation/esp32-c6-wroom-1_wroom-1u_datasheet_en.pdf",
"parts": {
"symbol": "esp32-c6-wroom-1u-n4.kicad_sym",
"footprint": "esp32-c6-wroom-1u-n4.kicad_mod",
"model_3d": "esp32-c6-wroom-1u-n4-hero.glb",
"model_3d_plain": "esp32-c6-wroom-1u-n4-etched.glb",
"model_3d_step": "esp32-c6-wroom-1u-n4-etched.step",
"model_3d_step_plain": "esp32-c6-wroom-1u-n4.step",
"lbr": "esp32-c6-wroom-1u-n4.lbr"
},
"distributor_links": {
"digikey": "1965-ESP32-C6-WROOM-1U-N4TR-ND",
"mouser": "356-ESP32C6WROOM1UN4"
},
"distributor_check": {
"checked_at": "2026-10-28T17:26:32Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1965-ESP32-C6-WROOM-1U-N4TR-ND",
"status": "found"
},
"mouser": {
"pn": "356-ESP32C6WROOM1UN4",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground connection for the module."
},
{
"number": "2",
"name": "3V3",
"type": "power_in",
"description": "Module power supply input; the datasheet gives a recommended operating voltage of 3.0 to 3.6 V (typical 3.3 V)."
},
{
"number": "3",
"name": "EN",
"type": "input",
"description": "Chip enable: high turns the chip on and low powers it off, and the pin must not be left floating."
},
{
"number": "4",
"name": "IO4",
"type": "bidirectional",
"description": "GPIO4 with alternate functions MTMS, LP_GPIO4, LP_UART_RXD, ADC1_CH4 and FSPIHD; the pin is also an SDIO sampling-edge strapping pin (MTMS)."
},
{
"number": "5",
"name": "IO5",
"type": "bidirectional",
"description": "GPIO5 with alternate functions MTDI, LP_GPIO5, LP_UART_TXD, ADC1_CH5 and FSPIWP; the pin is also an SDIO sampling-edge strapping pin (MTDI)."
},
{
"number": "6",
"name": "IO6",
"type": "bidirectional",
"description": "GPIO6 with alternate functions MTCK, LP_GPIO6, LP_I2C_SDA, ADC1_CH6 and FSPICLK."
},
{
"number": "7",
"name": "IO7",
"type": "bidirectional",
"description": "GPIO7 with alternate functions MTDO, LP_GPIO7, LP_I2C_SCL and FSPID."
},
{
"number": "8",
"name": "IO0",
"type": "bidirectional",
"description": "GPIO0 with alternate functions XTAL_32K_P, LP_GPIO0, LP_UART_DTRN and ADC1_CH0."
},
{
"number": "9",
"name": "IO1",
"type": "bidirectional",
"description": "GPIO1 with alternate functions XTAL_32K_N, LP_GPIO1, LP_UART_DSRN and ADC1_CH1."
},
{
"number": "10",
"name": "IO8",
"type": "bidirectional",
"description": "GPIO8, which is also a boot-mode and ROM-message strapping pin."
},
{
"number": "11",
"name": "IO10",
"type": "bidirectional",
"description": "GPIO10 general-purpose I/O."
},
{
"number": "12",
"name": "IO11",
"type": "bidirectional",
"description": "GPIO11 general-purpose I/O."
},
{
"number": "13",
"name": "IO12",
"type": "bidirectional",
"description": "GPIO12 with alternate function USB_D- (USB Serial/JTAG)."
},
{
"number": "14",
"name": "IO13",
"type": "bidirectional",
"description": "GPIO13 with alternate function USB_D+ (USB Serial/JTAG)."
},
{
"number": "15",
"name": "IO9",
"type": "bidirectional",
"description": "GPIO9, which is also a boot-mode strapping pin (weak pull-up by default)."
},
{
"number": "16",
"name": "IO18",
"type": "bidirectional",
"description": "GPIO18 with alternate functions SDIO_CMD and FSPICS2."
},
{
"number": "17",
"name": "IO19",
"type": "bidirectional",
"description": "GPIO19 with alternate functions SDIO_CLK and FSPICS3."
},
{
"number": "18",
"name": "IO20",
"type": "bidirectional",
"description": "GPIO20 with alternate functions SDIO_DATA0 and FSPICS4."
},
{
"number": "19",
"name": "IO21",
"type": "bidirectional",
"description": "GPIO21 with alternate functions SDIO_DATA1 and FSPICS5."
},
{
"number": "20",
"name": "IO22",
"type": "bidirectional",
"description": "GPIO22 with alternate function SDIO_DATA2."
},
{
"number": "21",
"name": "IO23",
"type": "bidirectional",
"description": "GPIO23 with alternate function SDIO_DATA3."
},
{
"number": "22",
"name": "NC",
"type": "unconnected",
"description": "Not connected; no internal connection is specified for this pin."
},
{
"number": "23",
"name": "IO15",
"type": "bidirectional",
"description": "GPIO15, which is also the JTAG signal-source strapping pin (no internal pull resistors; must be driven by an external circuit that is not high-impedance)."
},
{
"number": "24",
"name": "RXD0",
"type": "bidirectional",
"description": "UART0 receive (U0RXD) with alternate functions GPIO17 and FSPICS1."
},
{
"number": "25",
"name": "TXD0",
"type": "bidirectional",
"description": "UART0 transmit (U0TXD) with alternate functions GPIO16 and FSPICS0."
},
{
"number": "26",
"name": "IO3",
"type": "bidirectional",
"description": "GPIO3 with alternate functions LP_GPIO3, LP_UART_CTSN and ADC1_CH3."
},
{
"number": "27",
"name": "IO2",
"type": "bidirectional",
"description": "GPIO2 with alternate functions LP_GPIO2, LP_UART_RTSN, ADC1_CH2 and FSPIQ."
},
{
"number": "28",
"name": "GND",
"type": "power_in",
"description": "Ground connection for the module."
},
{
"number": "29",
"name": "EPAD",
"type": "power_in",
"description": "Exposed thermal pad connected to ground; soldering it to the base-board ground is optional and 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 package hint '37-SMD Module' does not match the datasheet. The ESP32-C6-WROOM-1 module (the MPN'; The datasheet covers the -N4, -N8 and -N16 flash variants and the WROOM-1 and WROOM-1U antenna optio; Pin 13 (IO12) text was garbled in the extracted PDF text. USB_D- was inferred from the adjacent pin-"
],
"pages_sent": 52,
"cost_usd": 0.1133,
"at": "2026-10-28T17:27:26"
},
"datasheet": {
"url": "https://www.espressif.com/sites/default/files/documentation/esp32-c6-wroom-1_wroom-1u_datasheet_en.pdf",
"pages": 52,
"sha256": "163020762fa6d499",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 29,
"described": 29,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "esp32-c6-wroom-1u-n4.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
18.0,
19.2,
3.266
],
"zmin_mm": -0.001,
"centre_offset_mm": 0.155,
"footprint_binding": "identity",
"sha256": "b649e5808e88c432dbbb07a849df13261faeadf7b5b1fd810963ee59272f7fcb",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "esp32-c6-wroom-1u-n4-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
18.0,
19.2,
3.266
],
"zmin_mm": -0.001,
"centre_offset_mm": 0.155,
"footprint_binding": "identity",
"sha256": "ddc1a83f33005bdc26d881b7a91aaeb800d268cd01be96e4149ac5f943194f07",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}