CAT24C04YI-GT3

{
  "slug": "cat24c04yi-gt3",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi EEPROM, TSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "memory",
    "cat24c04yi-gt3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cat24c04yi-gt3.kicad_sym",
    "cat24c04yi-gt3.kicad_mod",
    "cat24c04yi-gt3.glb",
    "cat24c04yi-gt3.step",
    "cat24c04yi-gt3.lbr",
    "docs/hero.png",
    "docs/cat24c04yi-gt3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cat24c04yi-gt3-hero.glb",
    "cat24c04yi-gt3-hero.overlay.json",
    "cat24c04yi-gt3-etched.glb"
  ],
  "component": {
    "mpn": "CAT24C04YI-GT3",
    "manufacturer": "onsemi",
    "package": "TSSOP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/cat24c04yi-gt3-d.pdf",
    "parts": {
      "symbol": "cat24c04yi-gt3.kicad_sym",
      "footprint": "cat24c04yi-gt3.kicad_mod",
      "model_3d": "cat24c04yi-gt3-hero.glb",
      "model_3d_plain": "cat24c04yi-gt3-etched.glb",
      "model_3d_step": "cat24c04yi-gt3-etched.step",
      "model_3d_step_plain": "cat24c04yi-gt3.step",
      "lbr": "cat24c04yi-gt3.lbr"
    },
    "distributor_links": {
      "lcsc": "C605328",
      "digikey": "CAT24C04YI-GT3OSTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T00:05:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "CAT24C04YI-GT3OSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "error"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect on the CAT24C04 (this position is address input A0 on the CAT24C02)."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Device address input that sets the device address when cascading multiple devices; pulled LOW internally when not driven."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Device address input that sets the device address when cascading multiple devices; pulled LOW internally when not driven."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial data I/O pin that receives input data and transmits stored data; open drain in transmit mode, VIH up to 5.5 V."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input that accepts the clock generated by the master; has a Schmitt trigger and noise suppression filter."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write protect input that inhibits all write operations when pulled HIGH; pulled LOW internally when not driven."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.7 V to 5.5 V."
      }
    ],
    "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: The pin-number-to-name assignment was inferred from the scrambled text extraction of the SOIC/TSSOP/; Figure 3 shows the CAT24C04 slave address as 1010 A2 A1 a8 R/W, so A0 is not part of the external de; Package-variant note: the datasheet pin figure covers SOIC, TSSOP and UDFN together, and the orderin"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0872,
        "at": "2026-11-06T00:05:00"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/cat24c04yi-gt3-d.pdf",
        "pages": 19,
        "sha256": "3beda9ed08ec833e",
        "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": "cat24c04yi-gt3.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          3.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2299fb3b85d686800712b24f5411cd4896ad7de29f3aab656d6dc1006211629b",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cat24c04yi-gt3-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          3.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c677f2fd84b9e6193d67c4bbfb3ad29a2c09ca8544712d61e0d876b993c2cac3",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "TSSOP8, 4.4x3 (CASE 948AL)",
      "source_page": 12,
      "D": {
        "nom_mm": 3.0,
        "range_mm": [
          2.9,
          3.1
        ]
      },
      "E1": {
        "nom_mm": 4.4,
        "range_mm": [
          4.3,
          4.5
        ]
      },
      "E": {
        "nom_mm": 6.4,
        "range_mm": [
          6.3,
          6.5
        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.2,
        "range_mm": [
          null,
          1.2
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "cat24c04yi-gt3.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}