ISO1042DWVR

{
  "schema_version": 1,
  "type": "component",
  "slug": "iso1042dwvr",
  "title": "ISO1042DWVR",
  "brief": "Texas Instruments CAN Controllers, SOIC-8-300mil. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "iso1042dwvr"
  ],
  "component": {
    "mpn": "ISO1042DWVR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8-300mil",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "CAN Controllers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/iso1042dwvr.pdf",
    "parts": {
      "symbol": "iso1042dwvr.kicad_sym",
      "footprint": "iso1042dwvr.kicad_mod",
      "model_3d": "iso1042dwvr-etched.glb",
      "model_3d_plain": "iso1042dwvr.glb",
      "model_3d_step": "iso1042dwvr-etched.step",
      "model_3d_step_plain": "iso1042dwvr.step",
      "lbr": "iso1042dwvr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2671714"
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC1",
        "type": "power_in",
        "description": "Digital-side (side 1) supply voltage. Operating range 1.71 V to 5.5 V (1.8 V, 2.5 V, 3.3 V, or 5 V logic). Bypass locally to GND1."
      },
      {
        "number": "2",
        "name": "TXD",
        "type": "input",
        "description": "CAN transmit data input from the host controller. LOW drives a dominant bus state, HIGH allows a recessive bus state. Referenced to VCC1/GND1 logic levels."
      },
      {
        "number": "3",
        "name": "RXD",
        "type": "output",
        "description": "CAN receive data output to the host controller. LOW indicates dominant bus state, HIGH indicates recessive bus state. Output current limited to ±15 mA (absolute max)."
      },
      {
        "number": "4",
        "name": "GND1",
        "type": "power_in",
        "description": "Digital-side (side 1) ground reference for VCC1, TXD, and RXD."
      },
      {
        "number": "5",
        "name": "GND2",
        "type": "power_in",
        "description": "Transceiver-side (side 2) ground reference for VCC2, CANH, and CANL. Isolated from GND1 by the 5000 Vrms SiO2 barrier."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "Low-level CAN bus line. Withstands ±70 V DC bus fault and ±16 kV HBM ESD to GND2. Tolerates -70 V to 70 V bus voltage and -70 V to 70 V differential (absolute max)."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "High-level CAN bus line. Withstands ±70 V DC bus fault and ±16 kV HBM ESD to GND2. Tolerates -70 V to 70 V bus voltage and -70 V to 70 V differential (absolute max)."
      },
      {
        "number": "8",
        "name": "VCC2",
        "type": "power_in",
        "description": "Transceiver-side (side 2) supply voltage. Operating range 4.5 V to 5.5 V. Bypass locally to GND2."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/iso1042dwvr.pdf",
        "pages": 44,
        "sha256": "546f9d202ae2a275",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "iso1042dwvr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "iso1042dwvr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f293315233dce73eba44dae737c5b9794e584487d49989de33bbab2b6e5e8b3b",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8-300mil",
      "Category": "Interface",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "iso1042dwvr"
  ],
  "discovery_pitch": "ISO1042DWVR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "iso1042dwvr.kicad_sym",
    "iso1042dwvr.kicad_mod",
    "iso1042dwvr.glb",
    "iso1042dwvr.step",
    "iso1042dwvr-etched.step",
    "iso1042dwvr.lbr",
    "docs/hero.png",
    "docs/iso1042dwvr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "ISO1042DWVR",
      "kind": "packaging"
    },
    {
      "mpn": "ISO1042DWVRDWR",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T23:00:10.367Z"
}