AT24C04CN

{
  "slug": "at24c04cn",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI EEPROM, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "memory",
    "at24c04cn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at24c04cn.kicad_sym",
    "at24c04cn.kicad_mod",
    "at24c04cn.glb",
    "at24c04cn.step",
    "at24c04cn.lbr",
    "docs/hero.png",
    "docs/at24c04cn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at24c04cn-hero.glb",
    "at24c04cn-hero.overlay.json",
    "at24c04cn-etched.glb"
  ],
  "component": {
    "mpn": "AT24C04CN",
    "manufacturer": "HGSEMI",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8758012368343580672",
    "parts": {
      "symbol": "at24c04cn.kicad_sym",
      "footprint": "at24c04cn.kicad_mod",
      "model_3d": "at24c04cn-hero.glb",
      "model_3d_plain": "at24c04cn-etched.glb",
      "model_3d_step": "at24c04cn-etched.step",
      "model_3d_step_plain": "at24c04cn.step",
      "lbr": "at24c04cn.lbr"
    },
    "distributor_links": {
      "lcsc": "C19193473"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:32:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; the DIP-8 pin configuration shows pin 1 as NC."
      },
      {
        "number": "2",
        "name": "E1",
        "type": "input",
        "description": "Device address input that can be tied to VCC or GND in any combination, and is internally pulled down to GND if left floating."
      },
      {
        "number": "3",
        "name": "E2",
        "type": "input",
        "description": "Device address input that can be tied to VCC or GND in any combination, and is internally pulled down to GND if left floating."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the power supply, to be connected to system ground."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial data, an open-drain bidirectional input/output pin used to transfer data to and from the device."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input that controls data flow; input data is latched on the rising edge of SCL and output data is clocked out on the falling edge."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write protection input; tied to VCC it makes the whole memory read-only, tied to GND it enables writes, and it is internally pulled down to GND if left floating."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply, 1.7V to 5.5V; operation at invalid VCC voltages may produce spurious results."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 26,
        "cost_usd": 0.4683,
        "at": "2026-10-19T06:27:42"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8758012368343580672",
        "pages": 26,
        "sha256": "38c548dbc7c3897e",
        "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": "at24c04cn.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at24c04cn-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b5270012fe5fd86d68a3790f78a673e417828cbeb37a9f2075e9a489138d5cb9",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}