24LC64-E

{
  "slug": "24lc64-e",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech EEPROM, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "memory",
    "24lc64-e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "24lc64-e.kicad_sym",
    "24lc64-e.kicad_mod",
    "24lc64-e.glb",
    "24lc64-e.step",
    "24lc64-e.lbr",
    "docs/hero.png",
    "docs/24lc64-e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "24lc64-e-hero.glb",
    "24lc64-e-hero.overlay.json",
    "24lc64-e-etched.glb"
  ],
  "component": {
    "mpn": "24LC64-E",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e177c4d339c55588c1c6d163315939aa.pdf",
    "parts": {
      "symbol": "24lc64-e.kicad_sym",
      "footprint": "24lc64-e.kicad_mod",
      "model_3d": "24lc64-e-hero.glb",
      "model_3d_plain": "24lc64-e-etched.glb",
      "model_3d_step": "24lc64-e-etched.step",
      "model_3d_step_plain": "24lc64-e.step",
      "lbr": "24lc64-e.lbr"
    },
    "distributor_links": {
      "lcsc": "C1348983"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:32:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Chip address input compared with the slave address bit to select the device (up to eight on a bus); must be tied to VCC or VSS."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Chip address input compared with the slave address bit to select the device (up to eight on a bus); must be tied to VCC or VSS."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Chip address input compared with the slave address bit to select the device (up to eight on a bus); must be tied to VCC or VSS."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial data I/O for addresses and data, open-drain and needs a pull-up resistor to VCC (typically 10 kΩ for 100 kHz, 2 kΩ for 400 kHz)."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input that synchronizes data transfer to and from the device."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write-protect input that must be tied to VSS (writes enabled) or VCC (writes inhibited, reads unaffected)."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, +1.7V to 5.5V per the pin table (2.5V to 5.5V for 24LC64)."
      }
    ],
    "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: The datasheet says 24LC64-E/SN is the 8-lead SOIC (3.90 mm) package. An SM (5.28 mm) SOIC also exist; The VCC pin table row says +1.7V to 5.5V, which is the generic range for the family. The 24LC64 devi"
        ],
        "pages_sent": 16,
        "cost_usd": 0.1051,
        "at": "2026-10-23T12:32:01"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e177c4d339c55588c1c6d163315939aa.pdf",
        "pages": 44,
        "sha256": "eda080baa6113ab9",
        "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": "24lc64-e.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": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "24lc64-e-etched.step",
        "role": "eda",
        "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": "7d5e27d9e0118c9ad83482408061ecaa1558a572e0e3c283bccb0b1b9779cc6e",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}