TJA1044VTK

{
  "slug": "tja1044vtk",
  "version": "0.1.0",
  "type": "component",
  "description": "NXP Semicon CAN ICs, HVSON-8-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "tja1044vtk",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tja1044vtk.kicad_sym",
    "tja1044vtk.kicad_mod",
    "tja1044vtk.glb",
    "tja1044vtk.step",
    "tja1044vtk.lbr",
    "docs/hero.png",
    "docs/tja1044vtk-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tja1044vtk-hero.glb",
    "tja1044vtk-hero.overlay.json",
    "tja1044vtk-etched.glb"
  ],
  "component": {
    "mpn": "TJA1044VTK",
    "manufacturer": "NXP Semicon",
    "package": "HVSON-8-EP(3x3)",
    "pin_count": 9,
    "category": "Interface ICs",
    "subcategory": "CAN ICs",
    "datasheet": "https://www.nxp.com/docs/en/data-sheet/TJA1044V.pdf",
    "parts": {
      "symbol": "tja1044vtk.kicad_sym",
      "footprint": "tja1044vtk.kicad_mod",
      "model_3d": "tja1044vtk-hero.glb",
      "model_3d_plain": "tja1044vtk-etched.glb",
      "model_3d_step": "tja1044vtk-etched.step",
      "model_3d_step_plain": "tja1044vtk.step",
      "lbr": "tja1044vtk.lbr"
    },
    "distributor_links": {
      "lcsc": "C2671512"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T18:48:50Z",
      "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 digital input; a LOW level drives the CAN bus dominant in Normal mode and a HIGH level gives recessive."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground supply; the GND pin must be soldered to board ground, and the exposed center pad is also recommended to be soldered to board ground."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin; in this non-VIO variant the Standby low-power receiver is supplied from VCC."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "Receive data digital output that reads out data from the bus lines; in Standby it follows the bus after a wake-up request is detected."
      },
      {
        "number": "5",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected in the TJA1044VTK (non-VIO variant); the pin has no internal function and is left unconnected."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "LOW-level CAN bus line (analog input/output) connected to the CAN bus."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "HIGH-level CAN bus line (analog input/output) connected to the CAN bus."
      },
      {
        "number": "8",
        "name": "STB",
        "type": "input",
        "description": "Standby mode control digital input; a HIGH level selects Standby mode and a LOW level selects Normal mode."
      },
      {
        "number": "9",
        "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-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 5 is n.c. for TJA1044VT(K) and TJA1044ET(K); it is VIO only for TJA1044VT(K)/3 and TJA1044DT(K).; The datasheet specifies an exposed center pad connected to die ground (footnote 2 of Table 3) but do; The datasheet classifies CANH and CANL as AIO (analog input/output), which has no direct KiCad ERC c",
          "exposed pad 9 added from the footprint"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0389,
        "at": "2026-10-30T18:48:31"
      },
      "datasheet": {
        "url": "https://www.nxp.com/docs/en/data-sheet/TJA1044V.pdf",
        "pages": 28,
        "sha256": "147efda27c7a0b49",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tja1044vtk.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.02,
          3.0,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "977d849bd930ebbe8a68aed5c96089289f20a3266ab303f8ccfbbfbe8f5005ef",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tja1044vtk-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.02,
          3.0,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "992dffbe6a58948467e603e3c6fcf64b70a4572dd7e9af95f7c94bb2315179ec",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOT782-1 (HVSON8)",
      "source_page": 19,
      "D": {
        "nom_mm": 3.0,
        "range_mm": [
          2.9,
          3.1
        ]
      },
      "E1": {
        "nom_mm": 3.0,
        "range_mm": [
          2.9,
          3.1
        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 0.85,
        "range_mm": [
          0.8,
          1.0
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "tja1044vtk.step",
        "verdict": "PASS",
        "reasons": [
          "height within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}