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Ray Set visibility: public 1834013 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "q22fa12800018",
  "title": "Q22FA12800018",
  "brief": "Seiko Epson Crystals, SMD2016-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "manufacturer": "Seiko Epson",
    "package": "SMD2016-4P",
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    "category": "Crystals/Oscillators/Resonators",
    "subcategory": "Crystals",
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      "lbr": "q22fa12800018.lbr"
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    "distributor_links": {
      "lcsc": "C255896"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T20:33:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "X'tal",
        "type": "passive",
        "description": "One crystal terminal of the FA-128 resonator, to be connected across pin 3 with the external circuit; the datasheet states no separate voltage or current limit for this pin."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal that is internally connected to the cover, and the datasheet asks that it be connected to ground."
      },
      {
        "number": "3",
        "name": "X'tal",
        "type": "passive",
        "description": "Second crystal terminal of the FA-128 resonator, paired with pin 1; the datasheet states no separate voltage or current limit for this pin."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal that is internally connected to the cover, and the datasheet asks that it be connected to ground."
      }
    ],
    "provenance": {
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        "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": [
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        ],
        "pages_sent": 11,
        "cost_usd": 0.039,
        "at": "2026-10-21T20:30:19"
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        "pages": 11,
        "sha256": "0268c44ba694c391",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "eea7262e5781943394ac3ed4f9d076ea60a9856fdf5911f6ab502d1fcc1b0836",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  "metadata": {
    "specs": {
      "Manufacturer": "Seiko Epson",
      "Package": "SMD2016-4P",
      "Category": "Crystals/Oscillators/Resonators",
      "Pins": "4"
    },
    "appearance": {
      "contacts": {
        "quote": "Terminal coating: Au plating 2400 P",
        "page": 7,
        "doc": "ds.pdf",
        "plating": "gold"
      },
      "version": 1,
      "datasheet_sha256": "0268c44ba694c3914d726285f8b8e5eba0cd517516aeb3c26187fdb6926d08ed"
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      "rows": [
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          "name": "Storage temperature",
          "symbol": "T_stg",
          "kind": "absolute_maximum",
          "unit": "ºC",
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          "max": 125,
          "conditions": "Storage as single product",
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        },
        {
          "name": "Operating temperature range (absolute maximum ratings)",
          "symbol": "T_use",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
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        {
          "name": "Frequency tolerance",
          "symbol": "f_tol",
          "kind": "tolerance",
          "unit": "x 10-6",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "@+25ºC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Frequency stability over temperature",
          "symbol": "f_tem",
          "kind": "tolerance",
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          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "-20ºC to +75ºC",
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        {
          "name": "Operating temperature",
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        {
          "name": "Level of drive",
          "symbol": "DL",
          "kind": "recommended_operating",
          "unit": "µW",
          "min": null,
          "typ": 10,
          "max": 100,
          "conditions": "Recommended: 10 µW",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Motional resistance (ESR)",
          "symbol": "R1",
          "kind": "electrical",
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        {
          "name": "Frequency aging",
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          "source_page": 1,
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        {
          "name": "Nominal frequency",
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          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 32,
          "max": null,
          "conditions": "Fundamental",
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          "source": "datasheet"
        },
        {
          "name": "Load capacitance",
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          "unit": "pF",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
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        {
          "name": "Motional capacitance",
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          "unit": "fF",
          "min": null,
          "typ": 2.48,
          "max": null,
          "conditions": "",
          "source_page": 1,
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        {
          "name": "Motional inductance",
          "symbol": "L1",
          "kind": "electrical",
          "unit": "mH",
          "min": null,
          "typ": 9.97,
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          "conditions": "",
          "source_page": 1,
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        },
        {
          "name": "Shunt capacitance",
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          "unit": "pF",
          "min": null,
          "typ": 0.7,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
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      ]
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "Q22FA12800018 (Seiko Epson) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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