ESP32-S3-MINI-1U-N8

{
  "schema_version": 1,
  "type": "component",
  "slug": "esp32-s3-mini-1u-n8",
  "title": "ESP32-S3-MINI-1U-N8",
  "brief": "Espressif Systems WiFi Modules, VFQFN-56-EP. 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",
    "iot-communication modules",
    "esp32-s3-mini-1u-n8",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ESP32-S3-MINI-1U-N8",
    "manufacturer": "Espressif Systems",
    "package": "VFQFN-56-EP",
    "pin_count": 65,
    "category": "IoT/Communication Modules",
    "subcategory": "WiFi Modules",
    "datasheet": "https://www.espressif.com/sites/default/files/documentation/esp32-s3-mini-1_mini-1u_datasheet_en.pdf",
    "parts": {
      "symbol": "esp32-s3-mini-1u-n8.kicad_sym",
      "footprint": "esp32-s3-mini-1u-n8.kicad_mod",
      "model_3d": "esp32-s3-mini-1u-n8-hero.glb",
      "model_3d_plain": "esp32-s3-mini-1u-n8-etched.glb",
      "model_3d_step": "esp32-s3-mini-1u-n8-etched.step",
      "model_3d_step_plain": "esp32-s3-mini-1u-n8.step",
      "lbr": "esp32-s3-mini-1u-n8.lbr"
    },
    "distributor_links": {
      "lcsc": "C2980299",
      "digikey": "1965-ESP32-S3-MINI-1U-N8TR-ND",
      "mouser": "356-ESP32S3MINI1UN8"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T17:36:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1965-ESP32-S3-MINI-1U-N8TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "356-ESP32S3MINI1UN8",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "3",
        "name": "3V3",
        "type": "power_in",
        "description": "Module power supply, 3.0 to 3.6 V (3.3 V typ) with at least 0.5 A available from the external supply."
      },
      {
        "number": "4",
        "name": "IO0",
        "type": "bidirectional",
        "description": "GPIO0 / RTC_GPIO0; boot-mode strapping pin with weak pull-up (default 1, SPI Boot)."
      },
      {
        "number": "5",
        "name": "IO1",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO1, GPIO1, TOUCH1, ADC1_CH0."
      },
      {
        "number": "6",
        "name": "IO2",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO2, GPIO2, TOUCH2, ADC1_CH1."
      },
      {
        "number": "7",
        "name": "IO3",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO3, GPIO3, TOUCH3, ADC1_CH2; JTAG signal source strapping pin (floating by default, no internal pull)."
      },
      {
        "number": "8",
        "name": "IO4",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO4, GPIO4, TOUCH4, ADC1_CH3."
      },
      {
        "number": "9",
        "name": "IO5",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO5, GPIO5, TOUCH5, ADC1_CH4."
      },
      {
        "number": "10",
        "name": "IO6",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO6, GPIO6, TOUCH6, ADC1_CH5."
      },
      {
        "number": "11",
        "name": "IO7",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO7, GPIO7, TOUCH7, ADC1_CH6."
      },
      {
        "number": "12",
        "name": "IO8",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO8, GPIO8, TOUCH8, ADC1_CH7, SUBSPICS1."
      },
      {
        "number": "13",
        "name": "IO9",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO9, GPIO9, TOUCH9, ADC1_CH8, FSPIHD, SUBSPIHD."
      },
      {
        "number": "14",
        "name": "IO10",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO10, GPIO10, TOUCH10, ADC1_CH9, FSPICS0, FSPIIO4, SUBSPICS0."
      },
      {
        "number": "15",
        "name": "IO11",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO11, GPIO11, TOUCH11, ADC2_CH0, FSPID, FSPIIO5, SUBSPID."
      },
      {
        "number": "16",
        "name": "IO12",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO12, GPIO12, TOUCH12, ADC2_CH1, FSPICLK, FSPIIO6, SUBSPICLK."
      },
      {
        "number": "17",
        "name": "IO13",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO13, GPIO13, TOUCH13, ADC2_CH2, FSPIQ, FSPIIO7, SUBSPIQ."
      },
      {
        "number": "18",
        "name": "IO14",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO14, GPIO14, TOUCH14, ADC2_CH3, FSPIWP, FSPIDQS, SUBSPIWP."
      },
      {
        "number": "19",
        "name": "IO15",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO15, GPIO15, U0RTS, ADC2_CH4, XTAL_32K_P."
      },
      {
        "number": "20",
        "name": "IO16",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO16, GPIO16, U0CTS, ADC2_CH5, XTAL_32K_N."
      },
      {
        "number": "21",
        "name": "IO17",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO17, GPIO17, U1TXD, ADC2_CH6."
      },
      {
        "number": "22",
        "name": "IO18",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO18, GPIO18, U1RXD, ADC2_CH7, CLK_OUT3."
      },
      {
        "number": "23",
        "name": "IO19",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO19, GPIO19, U1RTS, ADC2_CH8, CLK_OUT2, USB D- signal."
      },
      {
        "number": "24",
        "name": "IO20",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO20, GPIO20, U1CTS, ADC2_CH9, CLK_OUT1, USB_D+."
      },
      {
        "number": "25",
        "name": "IO21",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions RTC_GPIO21, GPIO21."
      },
      {
        "number": "26",
        "name": "IO26",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions SPICS1, GPIO26; free for use on -N8 parts (connected to PSRAM only on -N4R2)."
      },
      {
        "number": "27",
        "name": "IO47",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions SPICLK_P_DIFF, GPIO47, SUBSPICLK_P_DIFF."
      },
      {
        "number": "28",
        "name": "IO33",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions SPIIO4, GPIO33, FSPIHD, SUBSPIHD; default function decided by eFuse bit."
      },
      {
        "number": "29",
        "name": "IO34",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions SPIIO5, GPIO34, FSPICS0, SUBSPICS0; default function decided by eFuse bit."
      },
      {
        "number": "30",
        "name": "IO48",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions SPICLK_N_DIFF, GPIO48, SUBSPICLK_N_DIFF."
      },
      {
        "number": "31",
        "name": "IO35",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions SPIIO6, GPIO35, FSPID, SUBSPID; default function decided by eFuse bit."
      },
      {
        "number": "32",
        "name": "IO36",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions SPIIO7, GPIO36, FSPICLK, SUBSPICLK; default function decided by eFuse bit."
      },
      {
        "number": "33",
        "name": "IO37",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions SPIDQS, GPIO37, FSPIQ, SUBSPIQ; default function decided by eFuse bit."
      },
      {
        "number": "34",
        "name": "IO38",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions GPIO38, FSPIWP, SUBSPIWP."
      },
      {
        "number": "35",
        "name": "IO39",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions MTCK (JTAG), GPIO39, CLK_OUT3, SUBSPICS1."
      },
      {
        "number": "36",
        "name": "IO40",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions MTDO (JTAG), GPIO40, CLK_OUT2."
      },
      {
        "number": "37",
        "name": "IO41",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions MTDI (JTAG), GPIO41, CLK_OUT1."
      },
      {
        "number": "38",
        "name": "IO42",
        "type": "bidirectional",
        "description": "General-purpose I/O with functions MTMS (JTAG), GPIO42."
      },
      {
        "number": "39",
        "name": "TXD0",
        "type": "bidirectional",
        "description": "UART0 transmit (U0TXD), also GPIO43 and CLK_OUT1."
      },
      {
        "number": "40",
        "name": "RXD0",
        "type": "bidirectional",
        "description": "UART0 receive (U0RXD), also GPIO44 and CLK_OUT2."
      },
      {
        "number": "41",
        "name": "IO45",
        "type": "bidirectional",
        "description": "GPIO45; VDD_SPI voltage strapping pin with weak pull-down (default 0)."
      },
      {
        "number": "42",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "43",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "44",
        "name": "IO46",
        "type": "bidirectional",
        "description": "GPIO46; boot-mode and ROM message printing strapping pin with weak pull-down (default 0)."
      },
      {
        "number": "45",
        "name": "EN",
        "type": "input",
        "description": "Chip enable: high turns the chip on, low powers it off; must not be left floating."
      },
      {
        "number": "46",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "47",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "48",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "49",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "50",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "51",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "52",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "53",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "54",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "55",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "56",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "57",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "58",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "59",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "60",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "61",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pad (EPAD); soldering it to board ground is optional but improves thermal performance."
      },
      {
        "number": "62",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "63",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "64",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "65",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package hint VFQFN-56-EP describes the bare ESP32-S3 SoC. ESP32-S3-MINI-1U-N8 is a 65-pad module (15; The Table 3-1 text for IO19 is garbled (USB_D followed by an unreadable character). I wrote it as US; Pin 61 is labelled EPAD only in the schematics (pages 39, 40 and 41). Table 3-1 lists it among GND p",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 53,
        "cost_usd": 0.5167,
        "at": "2026-10-28T17:35:00"
      },
      "datasheet": {
        "url": "https://www.espressif.com/sites/default/files/documentation/esp32-s3-mini-1_mini-1u_datasheet_en.pdf",
        "pages": 53,
        "sha256": "4d4b7f1c17b484c6",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 65,
        "described": 65,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "esp32-s3-mini-1u-n8.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.4,
          15.4,
          2.465
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "bdffdd05e5cabe9b0432f24766f45ed888c8c8eae27beebf626b29200d4f3e02",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "esp32-s3-mini-1u-n8-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.4,
          15.4,
          2.465
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3b921d80a8026047e8e03a4ca4ccf42d8ce1d1a70527189a343fc39e31190b2d",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Espressif Systems",
      "Package": "VFQFN-56-EP",
      "Category": "IoT/Communication Modules",
      "Pins": "65"
    },
    "appearance": {
      "contacts": {
        "quote": "CONTACT MATERIAL: COPPER ALLOY, GOLD PLATED ALL OVER;",
        "page": 43,
        "doc": "ds.pdf",
        "material": "COPPER ALLOY",
        "plating": "gold"
      },
      "housing": {
        "quote": "HOUSING MATERIAL: THERMOPLASTIC, WHITE, UL 94V-0;",
        "page": 43,
        "doc": "ds.pdf",
        "material": "THERMOPLASTIC"
      },
      "shell": {
        "quote": "SHELL MATERIAL: COPPER ALLOY, GOLD PLATED ALL OVER;",
        "page": 43,
        "doc": "ds.pdf",
        "material": "COPPER ALLOY",
        "plating": "gold"
      },
      "version": 1,
      "datasheet_sha256": "4d4b7f1c17b484c627aaa0f806566c48a6124a8e466c6d21d99210e6eacdef04"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "4d4b7f1c17b484c627aaa0f806566c48a6124a8e466c6d21d99210e6eacdef04",
      "rows": [
        {
          "name": "Power supply voltage",
          "symbol": "VDD33",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 27,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTORE",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
          "source_page": 27,
          "source": "datasheet"
        },
        {
          "name": "Power supply voltage",
          "symbol": "VDD33",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "",
          "source_page": 27,
          "source": "datasheet"
        },
        {
          "name": "Current delivered by external power supply",
          "symbol": "IVDD",
          "kind": "recommended_operating",
          "unit": "A",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 27,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 27,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 27,
          "source": "datasheet"
        },
        {
          "name": "High-level input current",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 27,
          "source": "datasheet"
        },
        {
          "name": "Low-level input current",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 27,
          "source": "datasheet"
        },
        {
          "name": "Chip reset voltage",
          "symbol": "VIL_nRST",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "EN voltage is within the specified range",
          "source_page": 28,
          "source": "datasheet"
        },
        {
          "name": "Center frequency range of operating channel (Wi-Fi)",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": 2412,
          "typ": null,
          "max": 2484,
          "conditions": "",
          "source_page": 32,
          "source": "datasheet"
        },
        {
          "name": "Center frequency range of operating channel (Bluetooth LE)",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": 2402,
          "typ": null,
          "max": 2480,
          "conditions": "",
          "source_page": 34,
          "source": "datasheet"
        },
        {
          "name": "RF transmit power range (Bluetooth LE)",
          "symbol": "",
          "kind": "electrical",
          "unit": "dBm",
          "min": -24,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 34,
          "source": "datasheet"
        },
        {
          "name": "TX EVM limit",
          "symbol": "EVM",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -24.5,
          "max": -10,
          "conditions": "802.11b, 1 Mbps, @20.5 dBm",
          "source_page": 32,
          "source": "datasheet"
        },
        {
          "name": "TX EVM limit",
          "symbol": "EVM",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -23,
          "max": -5,
          "conditions": "802.11g, 6 Mbps, @20 dBm",
          "source_page": 32,
          "source": "datasheet"
        },
        {
          "name": "TX EVM limit",
          "symbol": "EVM",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -29.5,
          "max": -25,
          "conditions": "802.11g, 54 Mbps, @18 dBm",
          "source_page": 32,
          "source": "datasheet"
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