ADUM1246ARZ

{
  "slug": "adum1246arz",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Digital Isolators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "communication interface chip-uart-485-232",
    "adum1246arz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "adum1246arz.kicad_sym",
    "adum1246arz.kicad_mod",
    "adum1246arz.glb",
    "adum1246arz.step",
    "adum1246arz.lbr",
    "docs/hero.png",
    "docs/adum1246arz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "adum1246arz-hero.glb",
    "adum1246arz-hero.overlay.json",
    "adum1246arz-etched.glb"
  ],
  "component": {
    "mpn": "ADUM1246ARZ",
    "manufacturer": "Analog Devices",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "Digital Isolators",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/adum1240-adum1241-adum1245-adum1246.pdf",
    "parts": {
      "symbol": "adum1246arz.kicad_sym",
      "footprint": "adum1246arz.kicad_mod",
      "model_3d": "adum1246arz-hero.glb",
      "model_3d_plain": "adum1246arz-etched.glb",
      "model_3d_step": "adum1246arz-etched.step",
      "model_3d_step_plain": "adum1246arz.step",
      "lbr": "adum1246arz.lbr"
    },
    "distributor_links": {
      "lcsc": "C660293",
      "digikey": "505-ADUM1246ARZ-ND",
      "mouser": "584-ADUM1246ARZ"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T20:59:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-ADUM1246ARZ-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADUM1246ARZ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD1",
        "type": "power_in",
        "description": "Supply voltage for isolator Side 1 (2.25 V to 3.6 V); connect a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD1 and GND1."
      },
      {
        "number": "2",
        "name": "VOA",
        "type": "output",
        "description": "Logic Output A."
      },
      {
        "number": "3",
        "name": "VIB",
        "type": "input",
        "description": "Logic Input B."
      },
      {
        "number": "4",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground reference for isolator Side 1."
      },
      {
        "number": "5",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground reference for isolator Side 2."
      },
      {
        "number": "6",
        "name": "VOB",
        "type": "output",
        "description": "Logic Output B."
      },
      {
        "number": "7",
        "name": "VIA",
        "type": "input",
        "description": "Logic Input A."
      },
      {
        "number": "8",
        "name": "VDD2",
        "type": "power_in",
        "description": "Supply voltage for isolator Side 2 (2.25 V to 3.6 V); connect a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD2 and GND2."
      }
    ],
    "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": [],
        "pages_sent": 10,
        "cost_usd": 0.1062,
        "at": "2026-10-30T20:59:43"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/adum1240-adum1241-adum1245-adum1246.pdf",
        "pages": 23,
        "sha256": "45fcde7a76f1bf6b",
        "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"
    },
    "models_3d": [
      {
        "file": "adum1246arz.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adum1246arz-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5e25f78184147c54e964430de2b2e445bc9207dbec3457aead95d77893020221",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}