X1G0054210205

{
  "slug": "x1g0054210205",
  "version": "0.1.0",
  "type": "component",
  "description": "Seiko Epson Temperature Compensated Crystal Oscillators (TCXO), SMD2520-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "crystals, oscillators, resonators",
    "x1g0054210205",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "x1g0054210205.kicad_sym",
    "x1g0054210205.kicad_mod",
    "x1g0054210205.glb",
    "x1g0054210205.step",
    "x1g0054210205.lbr",
    "docs/hero.png",
    "docs/x1g0054210205-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "x1g0054210205-hero.glb",
    "x1g0054210205-hero.overlay.json",
    "x1g0054210205-etched.glb"
  ],
  "component": {
    "mpn": "X1G0054210205",
    "manufacturer": "Seiko Epson",
    "package": "SMD2520-4P",
    "pin_count": 4,
    "category": "Crystals, Oscillators, Resonators",
    "subcategory": "Temperature Compensated Crystal Oscillators (TCXO)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590908085055528960",
    "parts": {
      "symbol": "x1g0054210205.kicad_sym",
      "footprint": "x1g0054210205.kicad_mod",
      "model_3d": "x1g0054210205-hero.glb",
      "model_3d_plain": "x1g0054210205-etched.glb",
      "model_3d_step": "x1g0054210205-etched.step",
      "model_3d_step_plain": "x1g0054210205.step",
      "lbr": "x1g0054210205.lbr"
    },
    "distributor_links": {
      "lcsc": "C7527388"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T15:27:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "N.C. (TCXO)",
        "type": "unconnected",
        "description": "For this TCXO variant (no VC function, ordering suffix ECGNNM) the pin is N.C.; keep it open or connect it to GND, and it does not work as a ground pin."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0.0 V) for VCC; the metal cap on top of the device is directly connected to this pin, so no conductor at non-ground potential may touch the cap."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "Clipped sine wave output into a 10 kΩ // 10 pF load (9 to 11 kΩ, 9 to 11 pF), with a minimum output level of 0.8 Vpp; an external DC-cut capacitor of at least 0.01 µF must be attached to this pin."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage of 1.7 V to 1.9 V for the 1.8 V variant (absolute maximum VCC-GND −0.5 V to +4.0 V), with a 0.01 µF to 0.1 µF bypass capacitor placed as close to the TCXO as possible between VCC and GND."
      }
    ],
    "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 datasheet lists pin 1 as 'N.C. (TCXO)' for the non-VC variant; the 'Vc (VC-TCXO)' function is no; The MPN given (X1G0054210205) lacks the 2-digit suffix defined in the datasheet (X1G0054210205xx). P"
        ],
        "pages_sent": 18,
        "cost_usd": 0.071,
        "at": "2026-10-17T15:27:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590908085055528960",
        "pages": 18,
        "sha256": "9b6c75a800a76864",
        "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": "x1g0054210205.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          2.0,
          0.83
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "cd0c53e8a35a3cb36fc18e5248a2acf382b94b62d156b7bb9cc398eef3e21c4a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "x1g0054210205-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          2.0,
          0.83
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d8d80a5429da3e37305341fb23ecbd123c415bb2af7c83b9b8e458ef1aad55ed",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}