DS2431+T&R

{
  "slug": "ds2431-t-r",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Inc Maxim Integrated EEPROM, TO-92-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "memory",
    "ds2431+t&r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ds2431-t-r.kicad_sym",
    "ds2431-t-r.kicad_mod",
    "ds2431-t-r.glb",
    "ds2431-t-r.step",
    "ds2431-t-r.lbr",
    "docs/hero.png",
    "docs/ds2431-t-r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds2431-t-r-hero.glb",
    "ds2431-t-r-hero.overlay.json",
    "ds2431-t-r-etched.glb"
  ],
  "component": {
    "mpn": "DS2431+T&R",
    "manufacturer": "Analog Devices Inc Maxim Integrated",
    "package": "TO-92-3",
    "pin_count": 3,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945359279808512",
    "parts": {
      "symbol": "ds2431-t-r.kicad_sym",
      "footprint": "ds2431-t-r.kicad_mod",
      "model_3d": "ds2431-t-r-hero.glb",
      "model_3d_plain": "ds2431-t-r-etched.glb",
      "model_3d_step": "ds2431-t-r-etched.step",
      "model_3d_step_plain": "ds2431-t-r.step",
      "lbr": "ds2431-t-r.lbr"
    },
    "distributor_links": {
      "lcsc": "C2838751",
      "digikey": "DS2431+T&RTR-ND",
      "mouser": "700-DS2431T&R"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T06:37:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "DS2431+T&RTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "700-DS2431T&R",
        "status": "found",
        "lifecycle": "Restricted Availability"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; the 1-Wire bus requires only a single data lead and a ground return."
      },
      {
        "number": "2",
        "name": "IO",
        "type": "bidirectional",
        "description": "1-Wire bus interface, an open-drain signal that requires an external pullup resistor (RPUP 0.3 kΩ to 2.2 kΩ, VPUP 2.8 V to 5.25 V)."
      },
      {
        "number": "3",
        "name": "N.C.",
        "type": "unconnected",
        "description": "Not connected; the datasheet specifies no function for this lead on the TO-92 package."
      }
    ],
    "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 TO-92 top-view drawing on page 23 did not extract cleanly as text, so the pin-to-position assign; The datasheet gives no explicit pin type for IO; 'bidirectional' is chosen because it is an open-dra; Pin 3 is listed as N.C. (Not Connected) for the TO-92 package, so it is typed unconnected. The pin d"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0568,
        "at": "2026-10-18T06:35:44"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945359279808512",
        "pages": 27,
        "sha256": "17faab651646bde6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ds2431-t-r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds2431-t-r-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": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "15ad901eea264e1fa20787eb4e288d87dcbb42b96dcf91d0ca03c3a84c01d7c7",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}