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Ray Set visibility: public 3e46d8e 1d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "esp32-s2fh2",
  "title": "ESP32-S2FH2",
  "brief": "Espressif Systems RF and Wireless, 56-VFQFN Exposed Pad. 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-s2fh2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ESP32-S2FH2",
    "manufacturer": "Espressif Systems",
    "package": "56-VFQFN Exposed Pad",
    "pin_count": 57,
    "category": "RF and Wireless",
    "subcategory": "RF and Wireless",
    "datasheet": "https://www.espressif.com/sites/default/files/documentation/esp32-s2_datasheet_en.pdf",
    "parts": {
      "symbol": "esp32-s2fh2.kicad_sym",
      "footprint": "esp32-s2fh2.kicad_mod",
      "model_3d": "esp32-s2fh2-hero.glb",
      "model_3d_plain": "esp32-s2fh2-etched.glb",
      "model_3d_step": "esp32-s2fh2-etched.step",
      "model_3d_step_plain": "esp32-s2fh2.step",
      "lbr": "esp32-s2fh2.lbr"
    },
    "distributor_links": {
      "mouser": "356-ESP32-S2FH2"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T23:36:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 952 calls left today"
      },
      "mouser": {
        "pn": "356-ESP32-S2FH2",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power domain supply input for the chip's analog circuitry."
      },
      {
        "number": "2",
        "name": "LNA_IN",
        "type": "bidirectional",
        "description": "RF low-noise amplifier input/output signal for the 2.4 GHz receive path."
      },
      {
        "number": "3",
        "name": "VDD3P3",
        "type": "power_in",
        "description": "Analog power domain supply input."
      },
      {
        "number": "4",
        "name": "VDD3P3",
        "type": "power_in",
        "description": "Analog power domain supply input."
      },
      {
        "number": "5",
        "name": "GPIO0",
        "type": "bidirectional",
        "description": "Strapping pin for chip boot mode with internal weak pull-up at reset; also RTC_GPIO0 and sar_i2c_scl_0 function, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "6",
        "name": "GPIO1",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO1, TOUCH1 and ADC1_CH0 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "7",
        "name": "GPIO2",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO2, TOUCH2 and ADC1_CH1 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "8",
        "name": "GPIO3",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO3, TOUCH3 and ADC1_CH2 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "9",
        "name": "GPIO4",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO4, TOUCH4 and ADC1_CH3 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "10",
        "name": "GPIO5",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO5, TOUCH5 and ADC1_CH4 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "11",
        "name": "GPIO6",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO6, TOUCH6 and ADC1_CH5 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "12",
        "name": "GPIO7",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO7, TOUCH7 and ADC1_CH6 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "13",
        "name": "GPIO8",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO8, TOUCH8, ADC1_CH7 and SUBSPICS1 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "14",
        "name": "GPIO9",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO9, TOUCH9, ADC1_CH8 and input enabled at reset, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "15",
        "name": "GPIO10",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO10, TOUCH10, ADC1_CH9 and input enabled at reset, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "16",
        "name": "GPIO11",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO11, TOUCH11, ADC2_CH0 and input enabled at reset, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "17",
        "name": "GPIO12",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO12, TOUCH12, ADC2_CH1 and input enabled at reset, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "18",
        "name": "GPIO13",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO13, TOUCH13, ADC2_CH2 and input enabled at reset, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "19",
        "name": "GPIO14",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO14, TOUCH14, ADC2_CH3 and input enabled at reset, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "20",
        "name": "VDD3P3_RTC",
        "type": "power_in",
        "description": "RTC domain supply input."
      },
      {
        "number": "21",
        "name": "XTAL_32K_P",
        "type": "bidirectional",
        "description": "Positive 32 kHz clock signal connected to the chip's crystal or oscillator; also RTC_GPIO15 and ADC2_CH4, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "22",
        "name": "XTAL_32K_N",
        "type": "bidirectional",
        "description": "Negative 32 kHz clock signal for the external crystal or clock input/output; also RTC_GPIO16 and ADC2_CH5, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "23",
        "name": "DAC_1",
        "type": "bidirectional",
        "description": "DAC channel 1 analog output (8-bit DAC) with RTC_GPIO17 and ADC2_CH6 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "24",
        "name": "DAC_2",
        "type": "bidirectional",
        "description": "DAC channel 2 analog output (8-bit DAC) with RTC_GPIO18 and ADC2_CH7 functions, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "25",
        "name": "GPIO19",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO19, USB_D- and ADC2_CH8 functions; USB_D- is the default USB OTG function."
      },
      {
        "number": "26",
        "name": "GPIO20",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO20, USB_D+ and ADC2_CH9 functions; USB_D+ is the default USB OTG function."
      },
      {
        "number": "27",
        "name": "VDD3P3_RTC_IO",
        "type": "power_in",
        "description": "RTC and part of digital power domain supply input for RTC IO pins."
      },
      {
        "number": "28",
        "name": "GPIO21",
        "type": "bidirectional",
        "description": "General-purpose IO with RTC_GPIO21 function, powered by VDD3P3_RTC_IO."
      },
      {
        "number": "29",
        "name": "SPICS1",
        "type": "bidirectional",
        "description": "SPI chip select 1 connected to in-package PSRAM; internal weak pull-up enabled at reset, powered by VDD_SPI."
      },
      {
        "number": "30",
        "name": "VDD_SPI",
        "type": "power_out",
        "description": "Output of the internal regulator for in-package and off-package flash/PSRAM SPI IO; can also be an input backup power line."
      },
      {
        "number": "31",
        "name": "SPIHD",
        "type": "bidirectional",
        "description": "SPI hold signal for in-package flash/PSRAM; internal weak pull-up enabled at reset, powered by VDD_SPI."
      },
      {
        "number": "32",
        "name": "SPIWP",
        "type": "bidirectional",
        "description": "SPI write-protect signal for in-package flash/PSRAM; internal weak pull-up enabled at reset, powered by VDD_SPI."
      },
      {
        "number": "33",
        "name": "SPICS0",
        "type": "bidirectional",
        "description": "SPI chip select 0 for in-package flash; internal weak pull-up enabled at reset, powered by VDD_SPI."
      },
      {
        "number": "34",
        "name": "SPICLK",
        "type": "bidirectional",
        "description": "SPI clock for in-package flash/PSRAM; internal weak pull-up enabled at reset, powered by VDD_SPI."
      },
      {
        "number": "35",
        "name": "SPIQ",
        "type": "bidirectional",
        "description": "SPI data line (MISO/SIO1) for in-package flash/PSRAM; internal weak pull-up enabled at reset, powered by VDD_SPI."
      },
      {
        "number": "36",
        "name": "SPID",
        "type": "bidirectional",
        "description": "SPI data line (MOSI/SIO0) for in-package flash/PSRAM; internal weak pull-up enabled at reset, powered by VDD_SPI."
      },
      {
        "number": "37",
        "name": "GPIO33",
        "type": "bidirectional",
        "description": "General-purpose IO and 8-line SPI data line IO4 for in-package flash/PSRAM, powered by VDD_SPI or VDD3P3_CPU."
      },
      {
        "number": "38",
        "name": "GPIO34",
        "type": "bidirectional",
        "description": "General-purpose IO and 8-line SPI data line IO5 for in-package flash/PSRAM, powered by VDD_SPI or VDD3P3_CPU."
      },
      {
        "number": "39",
        "name": "GPIO35",
        "type": "bidirectional",
        "description": "General-purpose IO and 8-line SPI data line IO6 for in-package flash/PSRAM, powered by VDD_SPI or VDD3P3_CPU."
      },
      {
        "number": "40",
        "name": "GPIO36",
        "type": "bidirectional",
        "description": "General-purpose IO and 8-line SPI data line IO7 for in-package flash/PSRAM, powered by VDD_SPI or VDD3P3_CPU."
      },
      {
        "number": "41",
        "name": "GPIO37",
        "type": "bidirectional",
        "description": "General-purpose IO and 8-line SPI DQS for in-package flash/PSRAM, powered by VDD_SPI or VDD3P3_CPU."
      },
      {
        "number": "42",
        "name": "GPIO38",
        "type": "bidirectional",
        "description": "General-purpose IO with FSPIWP and SUBSPIWP functions, powered by VDD3P3_CPU."
      },
      {
        "number": "43",
        "name": "MTCK",
        "type": "bidirectional",
        "description": "JTAG test clock (MTCK) with input enabled at reset, also GPIO39, powered by VDD3P3_CPU."
      },
      {
        "number": "44",
        "name": "MTDO",
        "type": "bidirectional",
        "description": "JTAG test data output (MTDO) with input enabled at reset, also GPIO40, powered by VDD3P3_CPU."
      },
      {
        "number": "45",
        "name": "VDD3P3_CPU",
        "type": "power_in",
        "description": "Digital power domain supply input for digital IO pins."
      },
      {
        "number": "46",
        "name": "MTDI",
        "type": "bidirectional",
        "description": "JTAG test data input (MTDI) with input enabled at reset, also GPIO41, powered by VDD3P3_CPU."
      },
      {
        "number": "47",
        "name": "MTMS",
        "type": "bidirectional",
        "description": "JTAG test mode select (MTMS) with input enabled at reset, also GPIO42, powered by VDD3P3_CPU."
      },
      {
        "number": "48",
        "name": "U0TXD",
        "type": "bidirectional",
        "description": "UART0 transmit data with internal weak pull-up at reset, also GPIO43, powered by VDD3P3_CPU."
      },
      {
        "number": "49",
        "name": "U0RXD",
        "type": "bidirectional",
        "description": "UART0 receive data with internal weak pull-up at reset, also GPIO44, powered by VDD3P3_CPU."
      },
      {
        "number": "50",
        "name": "GPIO45",
        "type": "bidirectional",
        "description": "Strapping pin for VDD_SPI voltage with internal weak pull-down at reset, powered by VDD3P3_CPU."
      },
      {
        "number": "51",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power domain supply input."
      },
      {
        "number": "52",
        "name": "XTAL_N",
        "type": "passive",
        "description": "Negative external clock input/output connected to the chip's oscillator."
      },
      {
        "number": "53",
        "name": "XTAL_P",
        "type": "passive",
        "description": "Positive external clock input/output connected to the chip's oscillator."
      },
      {
        "number": "54",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power domain supply input."
      },
      {
        "number": "55",
        "name": "GPIO46",
        "type": "input",
        "description": "Input-only GPIO46 strapping pin with fixed internal weak pull-down, powered by VDD3P3_CPU."
      },
      {
        "number": "56",
        "name": "CHIP_PU",
        "type": "input",
        "description": "Chip power-up/reset pin: high enables the chip, low shuts it down; must not be left floating."
      },
      {
        "number": "57",
        "name": "GND",
        "type": "power_in",
        "description": "External ground connection (exposed pad)."
      }
    ],
    "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: ESP32-S2FH2 is listed as End of life (EOL) in the datasheet's variant table; the pinout is taken fro; Pins 29-36 (SPICS1, SPIHD, SPIWP, SPICS0, SPICLK, SPIQ, SPID) and GPIO33-37 are used for the in-pack; The datasheet has no spec headline values for this request beyond the pin table, and the package num"
        ],
        "pages_sent": 39,
        "cost_usd": 0.1531,
        "at": "2026-10-27T23:36:58"
      },
      "datasheet": {
        "url": "https://www.espressif.com/sites/default/files/documentation/esp32-s2_datasheet_en.pdf",
        "pages": 65,
        "sha256": "7c0c54f11e79cc77",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 57,
        "described": 57,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "esp32-s2fh2.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          7,
          0.92
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "a7e1b68d7c240016a0c468e633f7967f445758a90dea110c3eff24882158aaa8",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "esp32-s2fh2-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          7,
          0.92
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "13cfcd7a4eb83f79c8d71915bf5346b54167391b93d652def0095d781caa7446",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Espressif Systems",
      "Package": "56-VFQFN Exposed Pad",
      "Category": "RF and Wireless",
      "Pins": "57"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "7c0c54f11e79cc77b09ae070221f056e2c21a3746a8f3a23a0371c4efcf8e02d",
      "rows": [
        {
          "name": "Input power pins allowed input voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Cumulative IO output current",
          "symbol": "Ioutput",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1800,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTORE",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "VDDA, VDD3P3, VDD3P3_RTC recommended input voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.8,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "VDD3P3_RTC_IO recommended input voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "VDD_SPI (as input)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "as input",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "VDD3P3_CPU recommended input voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.8,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Cumulative input current",
          "symbol": "IVDD",
          "kind": "recommended_operating",
          "unit": "A",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "High-level input current",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "Low-level input current",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
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