AT24C512CN

{
  "schema_version": 1,
  "type": "component",
  "slug": "at24c512cn",
  "title": "AT24C512CN",
  "brief": "HGSEMI EEPROM, DIP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "at24c512cn"
  ],
  "component": {
    "mpn": "AT24C512CN",
    "manufacturer": "HGSEMI",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2312081750_HGSEMI-AT24C512CN_C19193469.pdf",
    "parts": {
      "symbol": "at24c512cn.kicad_sym",
      "footprint": "at24c512cn.kicad_mod",
      "model_3d": "at24c512cn-etched.glb",
      "model_3d_plain": "at24c512cn.glb",
      "model_3d_step": "at24c512cn-etched.step",
      "model_3d_step_plain": "at24c512cn.step",
      "lbr": "at24c512cn.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "E0",
        "type": "input",
        "description": "Device address input bit 0. Hard-wired to VCC or GND to set the least-significant device address bit, allowing up to eight AT24C512C devices on one I2C bus. Internally pulled down to GND if left floating."
      },
      {
        "number": "2",
        "name": "E1",
        "type": "input",
        "description": "Device address input bit 1. Hard-wired to VCC or GND to set the middle device address bit. Internally pulled down to GND if left floating."
      },
      {
        "number": "3",
        "name": "E2",
        "type": "input",
        "description": "Device address input bit 2. Hard-wired to VCC or GND to set the most-significant device address bit. Internally pulled down to GND if left floating."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the power supply. Must be connected to system ground."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C Serial Data. Open-drain bidirectional pin used to serially transfer data to and from the device; requires an external pull-up resistor to VCC."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "I2C Serial Clock. Provides the clock to the device; input/command data on SDA is latched on the rising edge of SCL and output data on SDA is clocked out on the falling edge of SCL."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write Protect. When tied to VCC, the entire memory array is write-protected (Read-only). When tied to GND or left floating, write operations are enabled. When driven high, address bytes are ACKed but data bytes are NACKed."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply, 1.7 V to 5.5 V. Operations at invalid VCC voltages may produce spurious results and should not be attempted."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2312081750_HGSEMI-AT24C512CN_C19193469.pdf",
        "pages": 26,
        "sha256": "9b5af03846a21237",
        "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": "at24c512cn.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,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at24c512cn-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": [
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          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "70d368bfdcd20ef3ff0d57810c1dd995c452becdd71a7afd72ee2761801f8ddb",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "DIP-8",
      "Category": "Memory",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "AT24C512CN",
      "kind": "packaging"
    },
    {
      "mpn": "AT24C512CNCM/TR",
      "kind": "packaging"
    },
    {
      "mpn": "AT24C512CNCMM/TR",
      "kind": "packaging"
    },
    {
      "mpn": "AT24C512CNCMT/TR",
      "kind": "packaging"
    },
    {
      "mpn": "AT24C512CNCDQ/TR",
      "kind": "packaging"
    },
    {
      "mpn": "AT24C512CNCDQ3/TR",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "at24c512cn"
  ],
  "discovery_pitch": "AT24C512CN (HGSEMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at24c512cn.kicad_sym",
    "at24c512cn.kicad_mod",
    "at24c512cn.glb",
    "at24c512cn.step",
    "at24c512cn.lbr",
    "docs/hero.png",
    "docs/at24c512cn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:09:19.054Z"
}