W5200

{
  "slug": "w5200",
  "version": "0.1.0",
  "type": "component",
  "description": "WIZNET Ethernet ICs, QFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "w5200",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "w5200.kicad_sym",
    "w5200.kicad_mod",
    "w5200.glb",
    "w5200.step",
    "w5200.lbr",
    "docs/hero.png",
    "docs/w5200-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "w5200-hero.glb",
    "w5200-hero.overlay.json",
    "w5200-etched.glb"
  ],
  "component": {
    "mpn": "W5200",
    "manufacturer": "WIZNET",
    "package": "QFN-48-EP(7x7)",
    "pin_count": 49,
    "category": "Interface ICs",
    "subcategory": "Ethernet ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/f37470adb09649ebbefd1a82af7c5514.pdf",
    "parts": {
      "symbol": "w5200.kicad_sym",
      "footprint": "w5200.kicad_mod",
      "model_3d": "w5200-hero.glb",
      "model_3d_plain": "w5200-etched.glb",
      "model_3d_step": "w5200-etched.step",
      "model_3d_step_plain": "w5200.step",
      "lbr": "w5200.lbr"
    },
    "distributor_links": {
      "lcsc": "C14731"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T18:26:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 884 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "XI",
        "type": "input",
        "description": "25MHz crystal/oscillator input."
      },
      {
        "number": "2",
        "name": "XO",
        "type": "output",
        "description": "25MHz crystal output."
      },
      {
        "number": "3",
        "name": "nFDXLED/M2",
        "type": "bidirectional",
        "description": "Full Duplex/Collision LED output (low = full-duplex, high = half-duplex); also mode select bit M2, sampled only during reset (normal mode 111)."
      },
      {
        "number": "4",
        "name": "nSPDLED/M1",
        "type": "bidirectional",
        "description": "Link speed LED output (low = 100Mbps, high = 10Mbps); also mode select bit M1, sampled only during reset (normal mode 111)."
      },
      {
        "number": "5",
        "name": "nLINKLED/M0",
        "type": "bidirectional",
        "description": "Link LED output (low = link, high = no link, blink = TX/RX activity); also mode select bit M0, sampled only during reset (normal mode 111)."
      },
      {
        "number": "6",
        "name": "M3",
        "type": "input",
        "description": "W5200 interface enable; this pin should be pulled up."
      },
      {
        "number": "7",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "8",
        "name": "VCC1V8",
        "type": "power_in",
        "description": "1.8V power supply for the digital part."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "11",
        "name": "VCC3V3A",
        "type": "power_in",
        "description": "3.3V power supply for the analog part."
      },
      {
        "number": "12",
        "name": "BIAS",
        "type": "passive",
        "description": "Bias resistor pin; connect a 28.7kΩ ±1% resistor to ground."
      },
      {
        "number": "13",
        "name": "GNDA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "14",
        "name": "1V8O",
        "type": "power_out",
        "description": "1.8V/200mA internal regulator output for core power (VCC1V8); needs a tantalum capacitor to GND and must not power other devices."
      },
      {
        "number": "15",
        "name": "VCC3V3A",
        "type": "power_in",
        "description": "3.3V power supply for the analog part."
      },
      {
        "number": "16",
        "name": "XTALVDD",
        "type": "passive",
        "description": "Connect a 10.1uF capacitor to ground."
      },
      {
        "number": "17",
        "name": "TXOP",
        "type": "output",
        "description": "Positive differential transmit output to the media."
      },
      {
        "number": "18",
        "name": "TXON",
        "type": "output",
        "description": "Negative differential transmit output to the media."
      },
      {
        "number": "19",
        "name": "GNDA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "20",
        "name": "RXIP",
        "type": "input",
        "description": "Positive differential receive input from the media."
      },
      {
        "number": "21",
        "name": "RXIN",
        "type": "input",
        "description": "Negative differential receive input from the media."
      },
      {
        "number": "22",
        "name": "GNDA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "23",
        "name": "VCC3V3A",
        "type": "power_in",
        "description": "3.3V power supply for the analog part."
      },
      {
        "number": "24",
        "name": "GNDA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "25",
        "name": "VCC1V8",
        "type": "power_in",
        "description": "1.8V power supply for the digital part."
      },
      {
        "number": "26",
        "name": "GND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "27",
        "name": "VCC3V3",
        "type": "power_in",
        "description": "3.3V power supply for the digital part."
      },
      {
        "number": "28",
        "name": "GND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "29",
        "name": "ANE",
        "type": "input",
        "description": "Auto negotiation enable (low = disable, high = enable)."
      },
      {
        "number": "30",
        "name": "DUP",
        "type": "input",
        "description": "Full duplex mode select (low = half duplex, high = full duplex), active only during reset."
      },
      {
        "number": "31",
        "name": "SPD",
        "type": "input",
        "description": "Speed mode select (low = 10M, high = 100M), active only during reset; also listed among reserved pins."
      },
      {
        "number": "32",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "33",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "34",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "35",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "36",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "37",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "38",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "39",
        "name": "RSV",
        "type": "passive",
        "description": "Reserved pin; should be pulled down or tied to GND."
      },
      {
        "number": "40",
        "name": "nINT",
        "type": "output",
        "description": "Active-low interrupt output signalling that the W5200 needs MCU attention; cleared by writing IR or Sn_IR, all interrupts maskable."
      },
      {
        "number": "41",
        "name": "nSCS",
        "type": "input",
        "description": "Active-low SPI slave select."
      },
      {
        "number": "42",
        "name": "SCLK",
        "type": "input",
        "description": "SPI clock input."
      },
      {
        "number": "43",
        "name": "MOSI",
        "type": "input",
        "description": "SPI master-out slave-in data input."
      },
      {
        "number": "44",
        "name": "MISO",
        "type": "output",
        "description": "SPI master-in slave-out data output."
      },
      {
        "number": "45",
        "name": "PWDN",
        "type": "input",
        "description": "Power down, active high (low = normal mode, high = power down)."
      },
      {
        "number": "46",
        "name": "nRST",
        "type": "input",
        "description": "Active-low reset; hold low at least 2us and wait at least 150ms after release for the PLL to stabilize."
      },
      {
        "number": "47",
        "name": "VCC3V3",
        "type": "power_in",
        "description": "3.3V power supply for the digital part."
      },
      {
        "number": "48",
        "name": "GND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 31 is listed as SPD in the PHY table but also in the RSV (reserved) pin list; SPD was used.; Pins 3-5 are both LED outputs and mode-select inputs sampled at reset; typed bidirectional. The data; The package page (Figure 26) and the exposed pad were not in the provided text. No exposed-pad pin o",
          "2/49 pins cited to the wrong page (name found elsewhere): ['1:XI@p12', '2:XO@p12']"
        ],
        "pages_sent": 11,
        "cost_usd": 0.1137,
        "at": "2026-10-23T18:25:49"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/f37470adb09649ebbefd1a82af7c5514.pdf",
        "pages": 84,
        "sha256": "daaaefe42c213f34",
        "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": "w5200.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "w5200-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "00dce5e53ee0fb5e342b178193dbace86a2f747be6840fece4b15d1c1e62f26c",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}