MCP2542FD-E

{
  "slug": "mcp2542fd-e",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech CAN ICs, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "mcp2542fd-e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "mcp2542fd-e.kicad_sym",
    "mcp2542fd-e.kicad_mod",
    "mcp2542fd-e.glb",
    "mcp2542fd-e.step",
    "mcp2542fd-e.lbr",
    "docs/hero.png",
    "docs/mcp2542fd-e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mcp2542fd-e-hero.glb",
    "mcp2542fd-e-hero.overlay.json",
    "mcp2542fd-e-etched.glb"
  ],
  "component": {
    "mpn": "MCP2542FD-E",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "CAN ICs",
    "datasheet": "https://ww1.microchip.com/downloads/aemDocuments/documents/APID/ProductDocuments/DataSheets/MCP2542FD-MCP2542WFD-4WFD-Data-Sheet-DS20005514C.pdf",
    "parts": {
      "symbol": "mcp2542fd-e.kicad_sym",
      "footprint": "mcp2542fd-e.kicad_mod",
      "model_3d": "mcp2542fd-e-hero.glb",
      "model_3d_plain": "mcp2542fd-e-etched.glb",
      "model_3d_step": "mcp2542fd-e-etched.step",
      "model_3d_step_plain": "mcp2542fd-e.step",
      "lbr": "mcp2542fd-e.lbr"
    },
    "distributor_links": {
      "lcsc": "C220598"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T15:52:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "Transmit data input: low drives CANH and CANL dominant, high leaves them recessive, with an internal pull-up of nominal 33 kΩ to VIO in this variant."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground supply pin."
      },
      {
        "number": "3",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage pin that supplies the transmitter and receiver, including the wake-up receiver."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "CMOS-compatible receive data output that is high when the bus is recessive and low when dominant, driven to VIO in this variant."
      },
      {
        "number": "5",
        "name": "VIO",
        "type": "power_in",
        "description": "Supply for the digital I/O pins (TXD, RXD, STBY), allowing direct interface with 1.8V to 5V I/O."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "CAN low-level bus pin that drives the low side of the CAN differential bus and disconnects from the bus when the device is unpowered."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "CAN high-level bus pin that drives the high side of the CAN differential bus and disconnects from the bus when the device is unpowered."
      },
      {
        "number": "8",
        "name": "STBY",
        "type": "input",
        "description": "Standby mode input that selects Normal or Standby mode, with an internal MOS pull-up to VIO whose typical value is 660 kΩ at 5V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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: The MPN MCP2542FD-E carries no package suffix. The SOIC pinout is taken from the 8-Lead SOIC (SN) va"
        ],
        "pages_sent": 18,
        "cost_usd": 0.0176,
        "at": "2026-11-05T15:52:52"
      },
      "datasheet": {
        "url": "https://ww1.microchip.com/downloads/aemDocuments/documents/APID/ProductDocuments/DataSheets/MCP2542FD-MCP2542WFD-4WFD-Data-Sheet-DS20005514C.pdf",
        "pages": 44,
        "sha256": "484a6f42b22dcf87",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "origin": "footprint origin = pad-pattern centre",
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
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        "checked": "2026-11-05",
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        "sha256": "06c27a869b59a06c29dfdca36917c6539e17a02f34628e1f7dc202e69aa15d76",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}