3X027120GP

{
  "schema_version": 1,
  "type": "component",
  "slug": "3x027120gp",
  "title": "3X027120GP",
  "brief": "huaxindianzi Crystals, SMD3225-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "resonators-oscillators",
    "3x027120gp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "3X027120GP",
    "manufacturer": "huaxindianzi",
    "package": "SMD3225-4P",
    "pin_count": 4,
    "category": "Resonators/Oscillators",
    "subcategory": "Crystals",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/aa46a19147b3f568d9c4f397217ad32c.pdf",
    "parts": {
      "symbol": "3x027120gp.kicad_sym",
      "footprint": "3x027120gp.kicad_mod",
      "model_3d": "3x027120gp-hero.glb",
      "model_3d_plain": "3x027120gp-etched.glb",
      "model_3d_step": "3x027120gp-etched.step",
      "model_3d_step_plain": "3x027120gp.step",
      "lbr": "3x027120gp.lbr"
    },
    "distributor_links": {
      "lcsc": "C19723361"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T14:38:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "XTAL1",
        "type": "passive",
        "description": "Crystal terminal 1 connected to the resonator, 27.120 MHz fundamental AT-cut with 10 pF load capacitance."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pad, marked GND in the crystal connection drawing (connected to the lid/case)."
      },
      {
        "number": "3",
        "name": "XTAL2",
        "type": "passive",
        "description": "Crystal terminal 2 connected to the resonator, 27.120 MHz fundamental AT-cut with 10 pF load capacitance."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pad, marked GND in the crystal connection drawing (connected to the lid/case)."
      }
    ],
    "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": [
          "extractor flagged: The drawing shows the crystal element connected between pads 1 and 3. GND labels sit near pads 4 and",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.1603,
        "at": "2026-10-21T14:33:22"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/aa46a19147b3f568d9c4f397217ad32c.pdf",
        "pages": 9,
        "sha256": "55643cc6a2a7ab4c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "3x027120gp.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.2,
          2.501,
          0.64
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.001,
        "footprint_binding": "identity",
        "sha256": "d2a89df82ee5f0f56ef23ee59c8161b8d4e92af2b21959d72778316dde3f9f22",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "3x027120gp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0.001,
        "footprint_binding": "identity",
        "sha256": "b4e0e7844c859aaf746fda6fbd5346e25a7dc67752782b0f34e833dff1c5d376",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "huaxindianzi",
      "Package": "SMD3225-4P",
      "Category": "Resonators/Oscillators",
      "Pins": "4"
    },
    "appearance": {
      "contacts": {
        "quote": "Pin Au Conducting rein Ag+硅树脂",
        "page": 6,
        "doc": "ds.pdf",
        "plating": "gold"
      },
      "version": 1,
      "datasheet_sha256": "55643cc6a2a7ab4cda25d72bc755d79b150240214dd55d05ad71300dea3fc188"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "55643cc6a2a7ab4cda25d72bc755d79b150240214dd55d05ad71300dea3fc188",
      "rows": [
        {
          "name": "Frequency Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "ppm",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "At 25℃±℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Temperature frequency deviation",
          "symbol": "",
          "kind": "tolerance",
          "unit": "ppm",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Aging rate",
          "symbol": "",
          "kind": "tolerance",
          "unit": "ppm",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "First year",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "TC",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Resonant resistance",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Direct capacitance",
          "symbol": "C0",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Insulation resistance",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "MΩ",
          "min": 500,
          "typ": null,
          "max": null,
          "conditions": "At DC 100V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Parasitic attenuation",
          "symbol": "SPDB",
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          "unit": "dB",
          "min": null,
          "typ": null,
          "max": -3,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Nominal Frequency",
          "symbol": "FL",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 27.12,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Load Capacitance",
          "symbol": "CL",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drive Level",
          "symbol": "DL",
          "kind": "electrical",
          "unit": "μW",
          "min": null,
          "typ": 400,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "3x027120gp"
  ],
  "discovery_pitch": "3X027120GP (huaxindianzi) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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  "visibility": {
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}