AT24C512C-XHM-B

{
  "slug": "at24c512c-xhm-b",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Pre-ordered Chips, TSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "at24c512c-xhm-b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at24c512c-xhm-b.kicad_sym",
    "at24c512c-xhm-b.kicad_mod",
    "at24c512c-xhm-b.glb",
    "at24c512c-xhm-b.step",
    "at24c512c-xhm-b.lbr",
    "docs/hero.png",
    "docs/at24c512c-xhm-b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at24c512c-xhm-b-hero.glb",
    "at24c512c-xhm-b-hero.overlay.json",
    "at24c512c-xhm-b-etched.glb"
  ],
  "component": {
    "mpn": "AT24C512C-XHM-B",
    "manufacturer": "Microchip Tech",
    "package": "TSSOP-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/1a563535bd94df754cd970c773821cbc.pdf",
    "parts": {
      "symbol": "at24c512c-xhm-b.kicad_sym",
      "footprint": "at24c512c-xhm-b.kicad_mod",
      "model_3d": "at24c512c-xhm-b-hero.glb",
      "model_3d_plain": "at24c512c-xhm-b-etched.glb",
      "model_3d_step": "at24c512c-xhm-b-etched.step",
      "model_3d_step_plain": "at24c512c-xhm-b.step",
      "lbr": "at24c512c-xhm-b.lbr"
    },
    "distributor_links": {
      "lcsc": "C1349768",
      "digikey": "AT24C512C-XHM-B-ND",
      "mouser": "556-AT24C512C-XHM-B"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T22:22:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AT24C512C-XHM-B-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "556-AT24C512C-XHM-B",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Device address input hard-wired to GND or VCC; if left floating it is internally pulled down to GND, and Microchip recommends connecting it to a known state, with any pull-up resistor not exceeding 10 kΩ."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Device address input hard-wired to GND or VCC; if left floating it is internally pulled down to GND, and Microchip recommends connecting it to a known state, with any pull-up resistor not exceeding 10 kΩ."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Device address input hard-wired to GND or VCC; if left floating it is internally pulled down to GND, and Microchip recommends connecting it to a known state, with any pull-up resistor not exceeding 10 kΩ."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the power supply, which should be connected to the system ground."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Open-drain bidirectional serial data pin that must be pulled high through an external pull-up resistor not exceeding 10 kΩ and may be wire-ORed with other open-drain devices on the bus."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input: SDA data is latched on its rising edge and output data is clocked out on its falling edge, and it must be forced high when the bus is idle or pulled high with an external pull-up."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write-protect input: connecting it to GND allows normal write operations, while connecting it to VCC inhibits writes to the full protected array; if left floating it is internally pulled down to GND."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply pin; the M-voltage option operates from 1.7 V to 3.6 V, and operation at invalid VCC voltages may produce spurious results and should not be attempted."
      }
    ],
    "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 pinout is taken from Table 2-1 (8-Lead TSSOP column) and applies to the TSSOP package. The order"
        ],
        "pages_sent": 20,
        "cost_usd": 0.0593,
        "at": "2026-11-05T22:21:56"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/1a563535bd94df754cd970c773821cbc.pdf",
        "pages": 42,
        "sha256": "6c4b94e343e571b1",
        "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": "at24c512c-xhm-b.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": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at24c512c-xhm-b-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": "281bd7edd9f5a2e86cdc43ae44ee0ae58b62a4afa158e89bedd2e5e835357697",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "ST",
      "source_page": 30,
      "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": [
          null,
          null
        ]
      },
      "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": "at24c512c-xhm-b.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}