main
Ray Set visibility: public ae9d613 11d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "q22fa12800147",
  "title": "Q22FA12800147",
  "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",
  "tags": [
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    "extractor-text"
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  "component": {
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    "manufacturer": "Seiko Epson",
    "package": "SMD2016-4P",
    "pin_count": 4,
    "category": "Crystal Oscillator/Oscillator/Resonator",
    "subcategory": "Crystals",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e63e456f816b82a729c6ed4ac583fa8e.pdf",
    "parts": {
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      "lbr": "q22fa12800147.lbr"
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    "distributor_links": {
      "lcsc": "C841201"
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
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    },
    "pins": [
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        "number": "1",
        "name": "#1",
        "type": "passive",
        "description": "Crystal unit terminal 1 of the 38.400000 MHz fundamental-mode crystal (load capacitance 8 pF, drive level 10 to 100 µW)."
      },
      {
        "number": "2",
        "name": "#2",
        "type": "power_in",
        "description": "Connected to the cover (lid) of the package and to be connected to ground, as stated in the datasheet."
      },
      {
        "number": "3",
        "name": "#3",
        "type": "passive",
        "description": "Crystal unit terminal 2 of the 38.400000 MHz fundamental-mode crystal (load capacitance 8 pF, max ESR 60 Ω)."
      },
      {
        "number": "4",
        "name": "#4",
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      }
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        "primary_model": "claude-sonnet-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "pages_sent": 3,
        "cost_usd": 0.0355,
        "at": "2026-10-22T05:56:33"
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        "sha256": "4496170219be221e",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "role": "plain",
        "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,
        "footprint_binding": "identity",
        "sha256": "eea7262e5781943394ac3ed4f9d076ea60a9856fdf5911f6ab502d1fcc1b0836",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "Seiko Epson",
      "Package": "SMD2016-4P",
      "Category": "Crystal Oscillator/Oscillator/Resonator",
      "Pins": "4"
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    "characteristics": {
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      "rows": [
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          "name": "Storage temperature",
          "symbol": "T_stg",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Storage as single product",
          "source_page": 1,
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        },
        {
          "name": "Operating temperature (absolute maximum table)",
          "symbol": "T_use",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
          "source_page": 1,
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        {
          "name": "Frequency tolerance",
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          "unit": "x 10-6",
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          "typ": null,
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          "conditions": "@+25ºC",
          "source_page": 1,
          "source": "datasheet"
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        {
          "name": "Frequency stability over temperature",
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          "kind": "temperature_coefficient",
          "unit": "x 10-6",
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          "conditions": "-20ºC to +75ºC",
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          "source": "datasheet"
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        {
          "name": "Operating temperature",
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          "kind": "recommended_operating",
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          "min": -20,
          "typ": null,
          "max": 75,
          "conditions": "",
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        {
          "name": "Level of drive",
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          "unit": "µW",
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        {
          "name": "Motional resistance (ESR)",
          "symbol": "R1",
          "kind": "electrical",
          "unit": "Ω",
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          "max": 60,
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        {
          "name": "Frequency aging",
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          "kind": "electrical",
          "unit": "x10-6 /year",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "@+25ºC, First year",
          "source_page": 1,
          "source": "datasheet"
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        {
          "name": "Nominal frequency",
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          "unit": "MHz",
          "min": null,
          "typ": 38.4,
          "max": null,
          "conditions": "Fundamental",
          "source_page": 1,
          "source": "datasheet"
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        {
          "name": "Load capacitance",
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          "unit": "pF",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "",
          "source_page": 1,
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        {
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          "min": null,
          "typ": 2.88,
          "max": null,
          "conditions": "",
          "source_page": 1,
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        {
          "name": "Motional inductance",
          "symbol": "L1",
          "kind": "electrical",
          "unit": "mH",
          "min": null,
          "typ": 5.95,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Shunt capacitance",
          "symbol": "C0",
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          "unit": "pF",
          "min": null,
          "typ": 0.77,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
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      ]
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  "discovery_triggers": [
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  "discovery_pitch": "Q22FA12800147 (Seiko Epson) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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