component
ESP32-C5-WROOM-1-N4
Public Made by Adomby adom
Espressif Systems RF and Wireless, 28-SMD Module. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "esp32-c5-wroom-1-n4",
"title": "ESP32-C5-WROOM-1-N4",
"brief": "Espressif Systems RF and Wireless, 28-SMD Module. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"rf and wireless",
"esp32-c5-wroom-1-n4",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "ESP32-C5-WROOM-1-N4",
"manufacturer": "Espressif Systems",
"package": "28-SMD Module",
"pin_count": 29,
"category": "RF and Wireless",
"subcategory": "RF and Wireless",
"datasheet": "https://documentation.espressif.com/esp32-c5-wroom-1_wroom-1u_datasheet_en.pdf",
"parts": {
"symbol": "esp32-c5-wroom-1-n4.kicad_sym",
"footprint": "esp32-c5-wroom-1-n4.kicad_mod",
"model_3d": "esp32-c5-wroom-1-n4-etched.glb",
"model_3d_plain": "esp32-c5-wroom-1-n4.glb",
"model_3d_step": "esp32-c5-wroom-1-n4-etched.step",
"model_3d_step_plain": "esp32-c5-wroom-1-n4.step",
"lbr": "esp32-c5-wroom-1-n4.lbr"
},
"distributor_links": {
"digikey": "1965-ESP32-C5-WROOM-1-N4TR-ND",
"mouser": "356-ESP32C5WROM1N4"
},
"distributor_check": {
"checked_at": "2026-10-28T17:39:32Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1965-ESP32-C5-WROOM-1-N4TR-ND",
"status": "found"
},
"mouser": {
"pn": "356-ESP32C5WROM1N4",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "2",
"name": "3V3",
"type": "power_in",
"description": "Power supply pin; the datasheet's recommended VDD33 supply range is 3.0 V to 3.6 V with 3.3 V typical."
},
{
"number": "3",
"name": "EN",
"type": "input",
"description": "High enables the chip and low powers it off; do not leave this pin floating."
},
{
"number": "4",
"name": "IO2",
"type": "bidirectional",
"description": "GPIO2, also multiplexed as MTMS, LP_GPIO2, LP_UART_RTSN, LP_I2C_SDA, ADC1_CH1 and FSPIQ."
},
{
"number": "5",
"name": "IO3",
"type": "bidirectional",
"description": "GPIO3, also multiplexed as MTDI, LP_GPIO3, LP_UART_CTSN, LP_I2C_SCL and ADC1_CH2."
},
{
"number": "6",
"name": "IO0",
"type": "bidirectional",
"description": "GPIO0, also multiplexed as XTAL_32K_P, LP_GPIO0 and LP_UART_DTRN."
},
{
"number": "7",
"name": "IO1",
"type": "bidirectional",
"description": "GPIO1, also multiplexed as XTAL_32K_N, LP_GPIO1, LP_UART_DSRN and ADC1_CH0."
},
{
"number": "8",
"name": "IO6",
"type": "bidirectional",
"description": "GPIO6, also multiplexed as LP_GPIO6, ADC1_CH5 and FSPICLK."
},
{
"number": "9",
"name": "IO7",
"type": "bidirectional",
"description": "GPIO7, also multiplexed as FSPID and SDIO_DATA1."
},
{
"number": "10",
"name": "IO8",
"type": "bidirectional",
"description": "GPIO8, also multiplexed as PAD_COMP0 and SDIO_DATA0."
},
{
"number": "11",
"name": "IO9",
"type": "bidirectional",
"description": "GPIO9, also multiplexed as PAD_COMP1 and SDIO_CLK."
},
{
"number": "12",
"name": "IO10",
"type": "bidirectional",
"description": "GPIO10, also multiplexed as FSPICS0 and SDIO_CMD."
},
{
"number": "13",
"name": "IO13",
"type": "bidirectional",
"description": "GPIO13, also multiplexed as USB_D- and SDIO_DATA3."
},
{
"number": "14",
"name": "IO14",
"type": "bidirectional",
"description": "GPIO14, also multiplexed as USB_D+ and SDIO_DATA2."
},
{
"number": "15",
"name": "IO28",
"type": "bidirectional",
"description": "GPIO28 only; this pin is also a boot strapping pin with a pull-up by default."
},
{
"number": "16",
"name": "IO5",
"type": "bidirectional",
"description": "GPIO5, also multiplexed as MTDO, LP_GPIO5, LP_UART_TXD, ADC1_CH4 and FSPIWP."
},
{
"number": "17",
"name": "IO4",
"type": "bidirectional",
"description": "GPIO4, also multiplexed as MTCK, LP_GPIO4, LP_UART_RXD, ADC1_CH3 and FSPIHD."
},
{
"number": "18",
"name": "IO27",
"type": "bidirectional",
"description": "GPIO27 only; this pin is also a boot strapping pin with a pull-up by default."
},
{
"number": "19",
"name": "NC/IO15",
"type": "bidirectional",
"description": "Functions as SPICS1 for the in-package SPI PSRAM and cannot be used otherwise in PSRAM modules; in modules without in-package PSRAM it can be used as GPIO15."
},
{
"number": "20",
"name": "NC",
"type": "unconnected",
"description": "Not connected."
},
{
"number": "21",
"name": "IO23",
"type": "bidirectional",
"description": "GPIO23 only."
},
{
"number": "22",
"name": "NC",
"type": "unconnected",
"description": "Not connected."
},
{
"number": "23",
"name": "IO24",
"type": "bidirectional",
"description": "GPIO24 only."
},
{
"number": "24",
"name": "RX0",
"type": "bidirectional",
"description": "UART0 receive (U0RXD), also usable as GPIO12."
},
{
"number": "25",
"name": "TX0",
"type": "bidirectional",
"description": "UART0 transmit (U0TXD), also usable as GPIO11."
},
{
"number": "26",
"name": "IO25",
"type": "bidirectional",
"description": "GPIO25 only; this pin is also a boot strapping pin (SDIO sampling/driving edge) and is floating by default."
},
{
"number": "27",
"name": "IO26",
"type": "bidirectional",
"description": "GPIO26 only; this pin is also a boot strapping pin (chip boot mode) and is floating by default."
},
{
"number": "28",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "29",
"name": "EPAD",
"type": "power_in",
"description": "Exposed ground pad, listed as ground in the pin table."
}
],
"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 series comparison table (Table 1-1, page 4) that maps part numbers to variants was not in the ex; The 28-SMD package hint matches the 28 numbered pads. Pin 29 (EPAD) is included because Table 3-1 li; Pin 19 (NC/IO15) depends on whether the module has in-package PSRAM. The text does not state whether"
],
"pages_sent": 31,
"cost_usd": 0.0806,
"at": "2026-10-28T17:39:59"
},
"datasheet": {
"url": "https://documentation.espressif.com/esp32-c5-wroom-1_wroom-1u_datasheet_en.pdf",
"pages": 62,
"sha256": "fa50f329237226d0",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 29,
"described": 29,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
},
"models_3d": [
{
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"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
18,
27.5,
3.345
],
"zmin_mm": 0,
"centre_offset_mm": 2.495,
"footprint_binding": "identity",
"sha256": "19bb3cd85c7389e006a45f7be3915edb59b0d40f27606a0609007c66b877ae46",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "esp32-c5-wroom-1-n4-etched.step",
"role": "eda",
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"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Espressif Systems",
"Package": "28-SMD Module",
"Category": "RF and Wireless",
"Pins": "29"
},
"appearance": {
"contacts": {
"quote": "Solder: Sn-Ag-Cu (SAC305) lead-free solder Temperature (°C)",
"page": 56,
"doc": "ds.pdf",
"plating": "tin"
},
"version": 1,
"datasheet_sha256": "fa50f329237226d09c5b53460e65d8a2561c58fb5fb08945c12990a2c61f8e9e"
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"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "fa50f329237226d09c5b53460e65d8a2561c58fb5fb08945c12990a2c61f8e9e",
"rows": [
{
"name": "Power supply voltage",
"symbol": "VDD33",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Power supply voltage",
"symbol": "VDD33",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": 3.3,
"max": 3.6,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Current delivered by external power supply",
"symbol": "IVDD",
"kind": "recommended_operating",
"unit": "A",
"min": 0.6,
"typ": null,
"max": null,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Operating ambient temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "High-level input current",
"symbol": "IIH",
"kind": "electrical",
"unit": "nA",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Low-level input current",
"symbol": "IIL",
"kind": "electrical",
"unit": "nA",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Power supply voltage (3.3 V flash)",
"symbol": "VCC",
"kind": "recommended_operating",
"unit": "V",
"min": 2.7,
"typ": 3.3,
"max": 3.6,
"conditions": "Flash specification, 3.3 V",
"source_page": 35,
"source": "datasheet"
},
{
"name": "Maximum clock frequency (flash)",
"symbol": "FC",
"kind": "timing",
"unit": "MHz",
"min": 80,
"typ": null,
"max": null,
"conditions": "",
"source_page": 35,
"source": "datasheet"
},
{
"name": "Pin capacitance",
"symbol": "CIN",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 2,
"max": null,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "High-level source current",
"symbol": "IOH",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 40,
"max": null,
"conditions": "VDD = 3.3 V, VOH >= 2.64 V, PAD_DRIVER = 3",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Low-level sink current",
"symbol": "IOL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 28,
"max": null,
"conditions": "VDD = 3.3 V, VOL = 0.495 V, PAD_DRIVER = 3",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Internal weak pull-up resistor",
"symbol": "RPU",
"kind": "electrical",
"unit": "kΩ",
"min": null,
"typ": 45,
"max": null,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Internal weak pull-down resistor",
"symbol": "RPD",
"kind": "electrical",
"unit": "kΩ",
"min": null,
"typ": 45,
"max": null,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Light-sleep current",
"symbol": "",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.25,
"max": null,
"conditions": "CPU and wireless communication modules powered down, peripheral clocks disabled, all GPIOs high-impedance",
"source_page": 35,
"source": "datasheet"
},
{
"name": "Deep-sleep current",
"symbol": "",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.012,
"max": null,
"conditions": "RTC timer and LP memory powered on",
"source_page": 35,
"source": "datasheet"
},
{
"name": "Power off current",
"symbol": "",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.002,
"max": null,
"conditions": "CHIP_PU set to low level, chip powered off",
"source_page": 35,
"source": "datasheet"
},
{
"name": "Light-sleep current (CPU and peripherals powered down)",
"symbol": "",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.06,
"max": null,
"conditions": "CPU, wireless communication modules and peripherals powered down, all GPIOs high-impedance",
"source_page": 35,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
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"discovery_pitch": "ESP32-C5-WROOM-1-N4 (Espressif Systems) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
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