W5500

{
  "schema_version": 1,
  "type": "component",
  "slug": "w5500",
  "title": "W5500",
  "brief": "WIZNET Ethernet Controllers, LQFP-48(7x7). Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "w5500"
  ],
  "component": {
    "mpn": "W5500",
    "manufacturer": "WIZNET",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Interface",
    "subcategory": "Ethernet Controllers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/30476b02c653bde72f85075618aea7c4.pdf",
    "parts": {
      "symbol": "w5500.kicad_sym",
      "footprint": "w5500.kicad_mod",
      "model_3d": "w5500-etched.glb",
      "model_3d_plain": "w5500.glb",
      "model_3d_step": "w5500-etched.step",
      "model_3d_step_plain": "w5500.step",
      "lbr": "w5500.lbr"
    },
    "distributor_links": {
      "lcsc": "C32843"
    },
    "pins": [
      {
        "number": "1",
        "name": "TXN",
        "type": "output",
        "description": "TXP/TXN differential transmit signal pair to the media (Ethernet magnetics). Analog output."
      },
      {
        "number": "2",
        "name": "TXP",
        "type": "output",
        "description": "TXP/TXN differential transmit signal pair to the media (Ethernet magnetics). Analog output."
      },
      {
        "number": "3",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "4",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog 3.3V power supply."
      },
      {
        "number": "5",
        "name": "RXN",
        "type": "input",
        "description": "RXP/RXN differential receive signal pair from the media. Analog input."
      },
      {
        "number": "6",
        "name": "RXP",
        "type": "input",
        "description": "RXP/RXN differential receive signal pair from the media. Analog input."
      },
      {
        "number": "7",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do Not Connect pin. Leave unconnected on the PCB."
      },
      {
        "number": "8",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog 3.3V power supply."
      },
      {
        "number": "9",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "10",
        "name": "EXRES1",
        "type": "passive",
        "description": "External reference resistor pin. Connect a 12.4 kΩ, 1% resistor from this pin to analog ground (AGND) to bias internal analog circuits."
      },
      {
        "number": "11",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog 3.3V power supply."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected. Leave floating."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected. Leave floating."
      },
      {
        "number": "14",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "15",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog 3.3V power supply."
      },
      {
        "number": "16",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "17",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog 3.3V power supply."
      },
      {
        "number": "18",
        "name": "VBG",
        "type": "output",
        "description": "Band-gap output voltage; measures ~1.2V at 25°C. Must be left floating."
      },
      {
        "number": "19",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "20",
        "name": "TOCAP",
        "type": "passive",
        "description": "External reference capacitor pin. Connect a 4.7 µF capacitor to ground with a short trace to stabilize internal analog signals."
      },
      {
        "number": "21",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog 3.3V power supply."
      },
      {
        "number": "22",
        "name": "1V2O",
        "type": "power_out",
        "description": "1.2V internal regulator output. Must be connected to a 10 nF decoupling capacitor to ground."
      },
      {
        "number": "23",
        "name": "RSVD",
        "type": "input",
        "description": "Reserved pin. Must be tied to GND. Internal pull-down."
      },
      {
        "number": "24",
        "name": "SPDLED",
        "type": "output",
        "description": "Speed status LED. Low = 100 Mbps link, High = 10 Mbps link."
      },
      {
        "number": "25",
        "name": "LINKLED",
        "type": "output",
        "description": "Link status LED. Low = link established, High = link not established."
      },
      {
        "number": "26",
        "name": "DUPLED",
        "type": "output",
        "description": "Duplex status LED. Low = full-duplex, High = half-duplex."
      },
      {
        "number": "27",
        "name": "ACTLED",
        "type": "output",
        "description": "Activity LED, driven low when carrier sense (CRS) is detected from the active PMD during TX or RX activity."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital 3.3V power supply."
      },
      {
        "number": "29",
        "name": "GND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "30",
        "name": "XI/CLKIN",
        "type": "input",
        "description": "Crystal input for a 25 MHz crystal or single-ended TTL clock input (3.3V). When driven by an external clock, XO must be left unconnected."
      },
      {
        "number": "31",
        "name": "XO",
        "type": "output",
        "description": "25 MHz crystal output. Float this pin if driving XI/CLKIN with an external oscillator."
      },
      {
        "number": "32",
        "name": "SCSn",
        "type": "input",
        "description": "SPI chip-select (active low). Assert low to select the W5500 on the SPI bus. Internal pull-up."
      },
      {
        "number": "33",
        "name": "SCLK",
        "type": "input",
        "description": "SPI clock input from the SPI master. Supports up to 80 MHz."
      },
      {
        "number": "34",
        "name": "MISO",
        "type": "tri_state",
        "description": "SPI master-in / slave-out (W5500 data output). Drives data when SCSn is low; high-impedance when SCSn is high."
      },
      {
        "number": "35",
        "name": "MOSI",
        "type": "input",
        "description": "SPI master-out / slave-in (W5500 data input) from the SPI master."
      },
      {
        "number": "36",
        "name": "INTn",
        "type": "output",
        "description": "Interrupt output (active low). Low = interrupt asserted from W5500; High = no interrupt."
      },
      {
        "number": "37",
        "name": "RSTn",
        "type": "input",
        "description": "Hardware reset input (active low). Must be held low for at least 500 µs to reset the W5500. Internal pull-up."
      },
      {
        "number": "38",
        "name": "RSVD",
        "type": "input",
        "description": "Reserved pin (internal pull-down). Marked NC; leave unconnected."
      },
      {
        "number": "39",
        "name": "RSVD",
        "type": "input",
        "description": "Reserved pin (internal pull-down). Marked NC; leave unconnected."
      },
      {
        "number": "40",
        "name": "RSVD",
        "type": "input",
        "description": "Reserved pin (internal pull-down). Marked NC; leave unconnected."
      },
      {
        "number": "41",
        "name": "RSVD",
        "type": "input",
        "description": "Reserved pin (internal pull-down). Marked NC; leave unconnected."
      },
      {
        "number": "42",
        "name": "RSVD",
        "type": "input",
        "description": "Reserved pin (internal pull-down). Marked NC; leave unconnected."
      },
      {
        "number": "43",
        "name": "PMODE2",
        "type": "input",
        "description": "PHY operation mode select bit 2. PMODE[2:0] selects speed/duplex and auto-negotiation configuration (e.g. 111 = all-capable auto-negotiation enabled). Internal pull-up."
      },
      {
        "number": "44",
        "name": "PMODE1",
        "type": "input",
        "description": "PHY operation mode select bit 1. See PMODE[2:0] table for supported 10BT/100BT and auto-negotiation combinations. Internal pull-up."
      },
      {
        "number": "45",
        "name": "PMODE0",
        "type": "input",
        "description": "PHY operation mode select bit 0. See PMODE[2:0] table for supported 10BT/100BT and auto-negotiation combinations. Internal pull-up."
      },
      {
        "number": "46",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected. Leave floating."
      },
      {
        "number": "47",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected. Leave floating."
      },
      {
        "number": "48",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/30476b02c653bde72f85075618aea7c4.pdf",
        "pages": 67,
        "sha256": "7b826b808084ccd9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -4.1625,
        -2.75
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "LQFP-48_7x7mm_P0.5mm@sha256:1ccc5ad4d95398a4",
      "mark": "drawn"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "WIZNET",
      "Package": "LQFP-48(7x7)",
      "Category": "Interface",
      "Pins": "48"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "w5500"
  ],
  "discovery_pitch": "W5500 (WIZNET) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "README.md",
    "w5500.kicad_sym",
    "w5500.kicad_mod",
    "w5500.glb",
    "w5500.step",
    "w5500-etched.step",
    "w5500.lbr",
    "docs/hero.png",
    "docs/w5500-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
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  "visibility": {
    "public": true
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}