ESP32-D0WDQ6

{
  "slug": "esp32-d0wdq6",
  "version": "0.1.0",
  "type": "component",
  "description": "Espressif Systems RF Transceiver ICs, QFN-48-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "rf and wireless",
    "esp32-d0wdq6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "esp32-d0wdq6.kicad_sym",
    "esp32-d0wdq6.kicad_mod",
    "esp32-d0wdq6.glb",
    "esp32-d0wdq6.step",
    "esp32-d0wdq6.lbr",
    "docs/hero.png",
    "docs/esp32-d0wdq6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "esp32-d0wdq6-hero.glb",
    "esp32-d0wdq6-hero.overlay.json",
    "esp32-d0wdq6-etched.glb"
  ],
  "component": {
    "mpn": "ESP32-D0WDQ6",
    "manufacturer": "Espressif Systems",
    "package": "QFN-48-EP(6x6)",
    "pin_count": 49,
    "category": "RF And Wireless",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881673409085440",
    "parts": {
      "symbol": "esp32-d0wdq6.kicad_sym",
      "footprint": "esp32-d0wdq6.kicad_mod",
      "model_3d": "esp32-d0wdq6-hero.glb",
      "model_3d_plain": "esp32-d0wdq6-etched.glb",
      "model_3d_step": "esp32-d0wdq6-etched.step",
      "model_3d_step_plain": "esp32-d0wdq6.step",
      "lbr": "esp32-d0wdq6.lbr"
    },
    "distributor_links": {
      "lcsc": "C129733",
      "digikey": "1904-1004-2-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T18:07:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1904-1004-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply pin, 2.3 V to 3.6 V."
      },
      {
        "number": "2",
        "name": "LNA_IN",
        "type": "bidirectional",
        "description": "RF input to the low-noise amplifier and RF output from the power amplifier."
      },
      {
        "number": "3",
        "name": "VDD3P3",
        "type": "power_in",
        "description": "Analog supply pin, 2.3 V to 3.6 V."
      },
      {
        "number": "4",
        "name": "VDD3P3",
        "type": "power_in",
        "description": "Analog supply pin, 2.3 V to 3.6 V."
      },
      {
        "number": "5",
        "name": "SENSOR_VP",
        "type": "input",
        "description": "Input-only pin (GPIO36, ADC1_CH0, RTC_GPIO0) with no output driver and no internal pull-up or pull-down."
      },
      {
        "number": "6",
        "name": "SENSOR_CAPP",
        "type": "input",
        "description": "Input-only pin (GPIO37, ADC1_CH1, RTC_GPIO1) with no output driver and no internal pull-up or pull-down."
      },
      {
        "number": "7",
        "name": "SENSOR_CAPN",
        "type": "input",
        "description": "Input-only pin (GPIO38, ADC1_CH2, RTC_GPIO2) with no output driver and no internal pull-up or pull-down."
      },
      {
        "number": "8",
        "name": "SENSOR_VN",
        "type": "input",
        "description": "Input-only pin (GPIO39, ADC1_CH3, RTC_GPIO3) with no output driver and no internal pull-up or pull-down."
      },
      {
        "number": "9",
        "name": "CHIP_PU",
        "type": "input",
        "description": "Chip enable: high enables the chip and low shuts it down (VIL_nRST max 0.6 V); the pin must not be left floating."
      },
      {
        "number": "10",
        "name": "VDET_1",
        "type": "input",
        "description": "Input-only pin (GPIO34, ADC1_CH6, RTC_GPIO4) with no output driver and no internal pull-up or pull-down."
      },
      {
        "number": "11",
        "name": "VDET_2",
        "type": "input",
        "description": "Input-only pin (GPIO35, ADC1_CH7, RTC_GPIO5) with no output driver and no internal pull-up or pull-down."
      },
      {
        "number": "12",
        "name": "32K_XP",
        "type": "bidirectional",
        "description": "GPIO32 / ADC1_CH4 / RTC_GPIO9 / TOUCH9, also the 32.768 kHz crystal input for RTC."
      },
      {
        "number": "13",
        "name": "32K_XN",
        "type": "bidirectional",
        "description": "GPIO33 / ADC1_CH5 / RTC_GPIO8 / TOUCH8, also the 32.768 kHz crystal output for RTC."
      },
      {
        "number": "14",
        "name": "GPIO25",
        "type": "bidirectional",
        "description": "General-purpose I/O (also ADC2_CH8, RTC_GPIO6, DAC_1, EMAC_RXD0)."
      },
      {
        "number": "15",
        "name": "GPIO26",
        "type": "bidirectional",
        "description": "General-purpose I/O (also ADC2_CH9, RTC_GPIO7, DAC_2, EMAC_RXD1)."
      },
      {
        "number": "16",
        "name": "GPIO27",
        "type": "bidirectional",
        "description": "General-purpose I/O (also ADC2_CH7, TOUCH7, RTC_GPIO17, EMAC_RX_DV)."
      },
      {
        "number": "17",
        "name": "MTMS",
        "type": "bidirectional",
        "description": "GPIO14 general-purpose I/O, also JTAG MTMS, ADC2_CH6, TOUCH6, HSPICLK and SD_CLK (SDIO host 2)."
      },
      {
        "number": "18",
        "name": "MTDI",
        "type": "bidirectional",
        "description": "GPIO12 general-purpose I/O, also JTAG MTDI and strapping pin that selects VDD_SDIO voltage at reset (0 = VDD3P3_RTC, 1 = 1.8 V LDO)."
      },
      {
        "number": "19",
        "name": "VDD3P3_RTC",
        "type": "power_in",
        "description": "RTC IO and CPU supply input, 2.3 V to 3.6 V."
      },
      {
        "number": "20",
        "name": "MTCK",
        "type": "bidirectional",
        "description": "GPIO13 general-purpose I/O, also JTAG MTCK, ADC2_CH4 and TOUCH4."
      },
      {
        "number": "21",
        "name": "MTDO",
        "type": "bidirectional",
        "description": "GPIO15 general-purpose I/O, also JTAG MTDO and strapping pin that controls U0TXD printing at boot."
      },
      {
        "number": "22",
        "name": "GPIO2",
        "type": "bidirectional",
        "description": "General-purpose I/O and strapping pin that selects boot mode together with GPIO0 (default pull-down, 0)."
      },
      {
        "number": "23",
        "name": "GPIO0",
        "type": "bidirectional",
        "description": "General-purpose I/O and strapping pin that selects boot mode together with GPIO2 (default pull-up, 1)."
      },
      {
        "number": "24",
        "name": "GPIO4",
        "type": "bidirectional",
        "description": "General-purpose I/O (also ADC2_CH0, TOUCH0, HSPIHD, HS2_DATA1, SD_DATA1)."
      },
      {
        "number": "25",
        "name": "GPIO16",
        "type": "bidirectional",
        "description": "General-purpose I/O (also HS1_DATA4, U2RXD, EMAC_CLK_OUT); a pull-up is required if used for PSRAM CE#."
      },
      {
        "number": "26",
        "name": "VDD_SDIO",
        "type": "power_out",
        "description": "Output of the internal LDO (1.8 V, max 40 mA, 1.65 V to 2.0 V) or VDD3P3_RTC, powering flash/PSRAM and IO; can also be supplied externally."
      },
      {
        "number": "27",
        "name": "GPIO17",
        "type": "bidirectional",
        "description": "General-purpose I/O (also HS1_DATA5, U2TXD, EMAC_CLK_OUT_180)."
      },
      {
        "number": "28",
        "name": "SD_DATA_2",
        "type": "bidirectional",
        "description": "SDIO slave data line 2 (GPIO9, SPIHD); used for in-package flash/PSRAM and not recommended for other use."
      },
      {
        "number": "29",
        "name": "SD_DATA_3",
        "type": "bidirectional",
        "description": "SDIO slave data line 3 (GPIO10, SPIWP); used for in-package flash/PSRAM and not recommended for other use."
      },
      {
        "number": "30",
        "name": "SD_CMD",
        "type": "bidirectional",
        "description": "SDIO slave command line (GPIO11, SPICS0); used for in-package flash/PSRAM and not recommended for other use."
      },
      {
        "number": "31",
        "name": "SD_CLK",
        "type": "bidirectional",
        "description": "SDIO slave clock (GPIO6, SPICLK); used for in-package flash/PSRAM and not recommended for other use."
      },
      {
        "number": "32",
        "name": "SD_DATA_0",
        "type": "bidirectional",
        "description": "SDIO slave data line 0 (GPIO7, SPIQ); used for in-package flash/PSRAM and not recommended for other use."
      },
      {
        "number": "33",
        "name": "SD_DATA_1",
        "type": "bidirectional",
        "description": "SDIO slave data line 1 (GPIO8, SPID); used for in-package flash/PSRAM and not recommended for other use."
      },
      {
        "number": "34",
        "name": "GPIO5",
        "type": "bidirectional",
        "description": "General-purpose I/O and strapping pin for SDIO slave timing (also HS1_DATA6, VSPICS0, EMAC_RX_CLK)."
      },
      {
        "number": "35",
        "name": "GPIO18",
        "type": "bidirectional",
        "description": "General-purpose I/O (also HS1_DATA7 and VSPICLK)."
      },
      {
        "number": "36",
        "name": "GPIO23",
        "type": "bidirectional",
        "description": "General-purpose I/O (also HS1_STROBE and VSPID)."
      },
      {
        "number": "37",
        "name": "VDD3P3_CPU",
        "type": "power_in",
        "description": "CPU IO supply input, 1.8 V to 3.6 V."
      },
      {
        "number": "38",
        "name": "GPIO19",
        "type": "bidirectional",
        "description": "General-purpose I/O (also U0CTS, VSPIQ, EMAC_TXD0)."
      },
      {
        "number": "39",
        "name": "GPIO22",
        "type": "bidirectional",
        "description": "General-purpose I/O (also U0RTS, VSPIWP, EMAC_TXD1)."
      },
      {
        "number": "40",
        "name": "U0RXD",
        "type": "bidirectional",
        "description": "UART0 receive signal, also GPIO3 and CLK_OUT2."
      },
      {
        "number": "41",
        "name": "U0TXD",
        "type": "bidirectional",
        "description": "UART0 transmit signal, also GPIO1, CLK_OUT3 and EMAC_RXD2."
      },
      {
        "number": "42",
        "name": "GPIO21",
        "type": "bidirectional",
        "description": "General-purpose I/O (also VSPIHD and EMAC_TX_EN)."
      },
      {
        "number": "43",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply pin, 2.3 V to 3.6 V."
      },
      {
        "number": "44",
        "name": "XTAL_N",
        "type": "output",
        "description": "External main crystal oscillator output; with Wi-Fi/BT only a 40 MHz crystal is supported."
      },
      {
        "number": "45",
        "name": "XTAL_P",
        "type": "input",
        "description": "External main crystal oscillator input; with Wi-Fi/BT only a 40 MHz crystal is supported."
      },
      {
        "number": "46",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply pin, 2.3 V to 3.6 V."
      },
      {
        "number": "47",
        "name": "CAP2",
        "type": "passive",
        "description": "Connects a 3.3 nF (10%) capacitor in parallel with a 20 kΩ resistor to CAP1."
      },
      {
        "number": "48",
        "name": "CAP1",
        "type": "passive",
        "description": "Connects a 10 nF capacitor in series to ground."
      },
      {
        "number": "49",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (exposed thermal pad on the QFN-48 6x6 package)."
      }
    ],
    "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: VDD_SDIO is an internal LDO output (1.8 V or VDD3P3_RTC) but the datasheet also allows external supp; Datasheet lists CAP2 as type I; CAP1/CAP2 are filter-network connections so typed as passive. Verify; Datasheet lists these as I/O (or I/O/T); mapped to bidirectional. Pin names given as they appear in "
        ],
        "pages_sent": 63,
        "cost_usd": 0.2894,
        "at": "2026-10-18T18:02:23"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881673409085440",
        "pages": 74,
        "sha256": "bac015371d876744",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "esp32-d0wdq6.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.02,
          6.02,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "34d4789e2784e6def1c3d0a079d7b13c85061400505786ca64043b9316a96d4c",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "esp32-d0wdq6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.02,
          6.02,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9767db49851f124e6f624ddc41cc4b878505ffa3433b4435c654dbad517b3e7d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}