CA-IS3021G

{
  "schema_version": 1,
  "type": "component",
  "slug": "ca-is3021g",
  "title": "CA-IS3021G",
  "brief": "Chipanalog I2C Isolators, SOIC-8-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "signal isolation devices",
    "ca-is3021g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CA-IS3021G",
    "manufacturer": "Chipanalog",
    "package": "SOIC-8-300mil",
    "pin_count": 8,
    "category": "Signal Isolation Devices",
    "subcategory": "I2C Isolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590904806171095040",
    "parts": {
      "symbol": "ca-is3021g.kicad_sym",
      "footprint": "ca-is3021g.kicad_mod",
      "model_3d": "ca-is3021g-etched.glb",
      "model_3d_plain": "ca-is3021g.glb",
      "model_3d_step": "ca-is3021g-etched.step",
      "model_3d_step_plain": "ca-is3021g.step",
      "lbr": "ca-is3021g.lbr"
    },
    "distributor_links": {
      "lcsc": "C7422514"
    },
    "pins": [
      {
        "number": "1",
        "name": "VDDA",
        "type": "power_in",
        "description": "A-side power supply input with 3.0V to 5.5V operating range."
      },
      {
        "number": "2",
        "name": "SDAA",
        "type": "bidirectional",
        "description": "A-side bidirectional data line, open-drain output with 3.5mA maximum sink current at 40pF load capacity."
      },
      {
        "number": "3",
        "name": "SCLA",
        "type": "input",
        "description": "A-side clock input with Schmitt trigger and 40pF maximum load capacitance."
      },
      {
        "number": "4",
        "name": "GNDA",
        "type": "power_in",
        "description": "A-side ground reference."
      },
      {
        "number": "5",
        "name": "GNDB",
        "type": "power_in",
        "description": "B-side ground reference."
      },
      {
        "number": "6",
        "name": "SCLB",
        "type": "output",
        "description": "B-side clock output with open-drain configuration, 35mA maximum sink current at 400pF load capacity."
      },
      {
        "number": "7",
        "name": "SDAB",
        "type": "bidirectional",
        "description": "B-side bidirectional data line, open-drain output with 35mA maximum sink current at 400pF load capacity."
      },
      {
        "number": "8",
        "name": "VDDB",
        "type": "power_in",
        "description": "B-side power supply input with 3.0V to 5.5V operating range."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 22,
        "cost_usd": 0.2516,
        "at": "2026-09-18T02:02:40"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590904806171095040",
        "pages": 22,
        "sha256": "f22cb16e7b686413",
        "source_tier": "lcsc"
      },
      "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": "ca-is3021g.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": "ca-is3021g-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": "4c0479d1e882b2ccb0a9b11d3637cf58bbd07fa5d9488a4955bb3d6c6325118e",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Chipanalog",
      "Package": "SOIC-8-300mil",
      "Category": "Signal Isolation Devices",
      "Pins": "8"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ca-is3021g"
  ],
  "discovery_pitch": "CA-IS3021G (Chipanalog) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ca-is3021g.kicad_sym",
    "ca-is3021g.kicad_mod",
    "ca-is3021g.glb",
    "ca-is3021g.step",
    "ca-is3021g.lbr",
    "docs/hero.png",
    "docs/ca-is3021g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T18:24:04.857Z"
}