X1E0000210129

{
  "schema_version": 1,
  "type": "component",
  "slug": "x1e0000210129",
  "title": "X1E0000210129",
  "brief": "Seiko Epson 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": [
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    "crystals-oscillators-resonators",
    "x1e0000210129",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "X1E0000210129",
    "manufacturer": "Seiko Epson",
    "package": "SMD3225-4P",
    "pin_count": 4,
    "category": "Crystals/Oscillators/Resonators",
    "subcategory": "Crystals",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/0d18bdcfc6729dd0d95eefcfc4755fee.pdf",
    "parts": {
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      "footprint": "x1e0000210129.kicad_mod",
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      "model_3d_plain": "x1e0000210129-etched.glb",
      "model_3d_step": "x1e0000210129-etched.step",
      "model_3d_step_plain": "x1e0000210129.step",
      "lbr": "x1e0000210129.lbr"
    },
    "distributor_links": {
      "lcsc": "C255917"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T05:28:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "XTAL1",
        "type": "passive",
        "description": "Crystal terminal #1 of the TSX-3225 (12-48 MHz range per 16.000-48.000 MHz nominal; load capacitance CL 7 pF to ∞, drive level 200 µW Max.)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Connected internally to the metal case/lid; the datasheet says to connect it to ground."
      },
      {
        "number": "3",
        "name": "XTAL2",
        "type": "passive",
        "description": "Crystal terminal #3 of the TSX-3225, the second crystal terminal (ESR 60 Ω Max. for 16.0-21.0 MHz, 40 Ω Max. for 21.0-48.0 MHz)."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Connected internally to the metal case/lid; the datasheet says to connect it to ground."
      }
    ],
    "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 datasheet has no pin-name table. The pin functions come from the internal-connection diagram (to; The datasheet covers FA-238V, FA-238 and TSX-3225. The MPN X1E000021xxxx16 matches the TSX-3225, so ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 2,
        "cost_usd": 0.0985,
        "at": "2026-10-21T05:24:51"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/0d18bdcfc6729dd0d95eefcfc4755fee.pdf",
        "pages": 2,
        "sha256": "4e9c0baa33e30d2d",
        "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": [
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        "file": "x1e0000210129.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": "x1e0000210129-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0.001,
        "footprint_binding": "identity",
        "sha256": "f01f19f7a58263dd198c7f2eb5a57331db21de9e5775080531db9d62a9d29fcc",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Seiko Epson",
      "Package": "SMD3225-4P",
      "Category": "Crystals/Oscillators/Resonators",
      "Pins": "4"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "4e9c0baa33e30d2d40d6cf3baf5a46e43ac2d3d5ed5b27246829c28469d475e6",
      "rows": [
        {
          "name": "Frequency tolerance",
          "symbol": "f_tol",
          "kind": "tolerance",
          "unit": "×10-6",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "+25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Frequency-temperature characteristics",
          "symbol": "f_tem",
          "kind": "temperature_coefficient",
          "unit": "×10-6",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "-20 °C ~ +70 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Load capacitance",
          "symbol": "CL",
          "kind": "electrical",
          "unit": "pF",
          "min": 7,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Equivalent series resistance, 16.0 MHz ≤ f_nom < 21.0 MHz (TSX-3225)",
          "symbol": "R1",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "-40 °C ~ +85 °C, DL = 100 µW; 16.0 MHz ≤ f_nom < 21.0 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Equivalent series resistance, 21.0 MHz ≤ f_nom ≤ 48.0 MHz (TSX-3225)",
          "symbol": "R1",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "-40 °C ~ +85 °C, DL = 100 µW; 21.0 MHz ≤ f_nom ≤ 48.0 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Aging, first year",
          "symbol": "f_age",
          "kind": "tolerance",
          "unit": "×10-6/year",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "+25 °C, first year",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Aging",
          "symbol": "f_age",
          "kind": "tolerance",
          "unit": "×10-6/year",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "+25 °C, first year (see footnote *2)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drive level",
          "symbol": "DL",
          "kind": "recommended_operating",
          "unit": "µW",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Max.; recommended 1 µW ~ 100 µW",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "T_stg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "T_use",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "(+105 °C per datasheet note; contact manufacturer above +85 °C)",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "X1E0000210129 (Seiko Epson) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}