ISOUSB111DWR

{
  "slug": "isousb111dwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas I Others, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "others",
    "isousb111dwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "isousb111dwr.kicad_sym",
    "isousb111dwr.kicad_mod",
    "isousb111dwr.glb",
    "isousb111dwr.step",
    "isousb111dwr.lbr",
    "docs/hero.png",
    "docs/isousb111dwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "isousb111dwr-hero.glb",
    "isousb111dwr-hero.overlay.json",
    "isousb111dwr-etched.glb"
  ],
  "component": {
    "mpn": "ISOUSB111DWR",
    "manufacturer": "Texas I",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Others",
    "subcategory": "Others",
    "datasheet": "https://www.ti.com/lit/ds/symlink/isousb111.pdf",
    "parts": {
      "symbol": "isousb111dwr.kicad_sym",
      "footprint": "isousb111dwr.kicad_mod",
      "model_3d": "isousb111dwr-hero.glb",
      "model_3d_plain": "isousb111dwr-etched.glb",
      "model_3d_step": "isousb111dwr-etched.step",
      "model_3d_step_plain": "isousb111dwr.step",
      "lbr": "isousb111dwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C5216549"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T23:00:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 711 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBUS1",
        "type": "power_in",
        "description": "Side 1 supply input: connect a 4.25 V to 5.5 V supply (e.g. USB VBUS) so the internal LDO generates V3P3V1, otherwise tie VBUS1 and V3P3V1 to an external 3.3 V supply."
      },
      {
        "number": "2",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground 1, the ground reference for isolator side 1."
      },
      {
        "number": "3",
        "name": "V3P3V1",
        "type": "power_in",
        "description": "Side 1 3.3 V supply: with 4.25 V to 5.5 V on VBUS1 connect a bypass capacitor to GND1 (internal LDO output), otherwise tie to VBUS1 and an external 3.3 V supply."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; preferably leave floating or connect to V3P3V1, connecting to GND1 is also acceptable."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; preferably leave floating or connect to V3P3V1, connecting to GND1 is also acceptable."
      },
      {
        "number": "6",
        "name": "UD-",
        "type": "bidirectional",
        "description": "Upstream facing port D- (USB data line)."
      },
      {
        "number": "7",
        "name": "UD+",
        "type": "bidirectional",
        "description": "Upstream facing port D+ (USB data line)."
      },
      {
        "number": "8",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground 1, the ground reference for isolator side 1."
      },
      {
        "number": "9",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground 2, the ground reference for isolator side 2."
      },
      {
        "number": "10",
        "name": "DD+",
        "type": "bidirectional",
        "description": "Downstream facing port D+ (USB data line)."
      },
      {
        "number": "11",
        "name": "DD-",
        "type": "bidirectional",
        "description": "Downstream facing port D- (USB data line)."
      },
      {
        "number": "12",
        "name": "PIN",
        "type": "input",
        "description": "Upstream pull-up enable; if this pin is low, pull-up on DD+ and DD- is not recognized."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; preferably leave floating or connect to V3P3V2, connecting to GND2 is also acceptable."
      },
      {
        "number": "14",
        "name": "V3P3V2",
        "type": "power_in",
        "description": "Side 2 3.3 V supply: with 4.25 V to 5.5 V on VBUS2 connect a bypass capacitor (internal LDO output), otherwise tie to VBUS2 and an external 3.3 V supply."
      },
      {
        "number": "15",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground 2, the ground reference for isolator side 2."
      },
      {
        "number": "16",
        "name": "VBUS2",
        "type": "power_in",
        "description": "Side 2 supply input: connect a 4.25 V to 5.5 V supply (e.g. USB VBUS) so the internal LDO generates V3P3V2, otherwise tie VBUS2 and V3P3V2 to an external 3.3 V supply."
      }
    ],
    "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": [
          "extractor flagged: Datasheet pin 14 text says to place the V3P3V2 bypass capacitor to GND1, which is probably a typo fo; Pin function table gives no type for supply/ground pins (shown as —); types assigned as power_in per; The DW pinout is used because ISOUSB111DWR is the SOIC DW 16 orderable (page 34). The DWX SSOP pinou"
        ],
        "pages_sent": 8,
        "cost_usd": 0.1032,
        "at": "2026-10-22T23:00:21"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/isousb111.pdf",
        "pages": 38,
        "sha256": "edd2f224403b0078",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "isousb111dwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "isousb111dwr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "15c3a7bb80bbdfd07510a842575629086c25a56012b6416e010097a8f413c878",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}