ECS-240-8-37-CKM-TR3

{
  "slug": "ecs-240-8-37-ckm-tr3",
  "version": "0.1.0",
  "type": "component",
  "description": "ECS Crystals, SMD2016-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "crystals, oscillators, resonators",
    "ecs-240-8-37-ckm-tr3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ecs-240-8-37-ckm-tr3.kicad_sym",
    "ecs-240-8-37-ckm-tr3.kicad_mod",
    "ecs-240-8-37-ckm-tr3.glb",
    "ecs-240-8-37-ckm-tr3.step",
    "ecs-240-8-37-ckm-tr3.lbr",
    "docs/hero.png",
    "docs/ecs-240-8-37-ckm-tr3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ecs-240-8-37-ckm-tr3-hero.glb",
    "ecs-240-8-37-ckm-tr3-hero.overlay.json",
    "ecs-240-8-37-ckm-tr3-etched.glb"
  ],
  "component": {
    "mpn": "ECS-240-8-37-CKM-TR3",
    "manufacturer": "ECS",
    "package": "SMD2016-4P",
    "pin_count": 4,
    "category": "Crystals, Oscillators, Resonators",
    "subcategory": "Crystals",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905884598226944",
    "parts": {
      "symbol": "ecs-240-8-37-ckm-tr3.kicad_sym",
      "footprint": "ecs-240-8-37-ckm-tr3.kicad_mod",
      "model_3d": "ecs-240-8-37-ckm-tr3-hero.glb",
      "model_3d_plain": "ecs-240-8-37-ckm-tr3-etched.glb",
      "model_3d_step": "ecs-240-8-37-ckm-tr3-etched.step",
      "model_3d_step_plain": "ecs-240-8-37-ckm-tr3.step",
      "lbr": "ecs-240-8-37-ckm-tr3.lbr"
    },
    "distributor_links": {
      "lcsc": "C6032023",
      "digikey": "50-ECS-240-8-37-CKM-TR3TR-ND",
      "mouser": "520-240-8-37-CKM-TR3"
    },
    "distributor_check": {
      "checked_at": "2026-10-14T22:37:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "50-ECS-240-8-37-CKM-TR3TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "520-240-8-37-CKM-TR3",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "In/Out",
        "type": "passive",
        "description": "Crystal terminal (In/Out) that is electrically interchangeable with pad 3; the datasheet states the crystal is symmetrical and pads 1 and 3 can be swapped."
      },
      {
        "number": "2",
        "name": "Gnd",
        "type": "power_in",
        "description": "Ground pad connection as listed in the datasheet pad connections table; the datasheet gives no further electrical limits for this pad."
      },
      {
        "number": "3",
        "name": "Out/In",
        "type": "passive",
        "description": "Crystal terminal (Out/In) that is electrically interchangeable with pad 1; the chamfer on the bottom pad has no electrical significance."
      },
      {
        "number": "4",
        "name": "Gnd",
        "type": "power_in",
        "description": "Ground pad connection as listed in the datasheet pad connections table; the datasheet gives no further electrical limits for this pad."
      }
    ],
    "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 never names the package 'SMD2016-4P'. It describes a 2.0 x 1.6 x 0.45 mm ceramic 4-pad; The datasheet's pad connection table gives only In/Out, Gnd, Out/In, Gnd. It does not show a per-var"
        ],
        "pages_sent": 2,
        "cost_usd": 0.0149,
        "at": "2026-10-14T22:37:10"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905884598226944",
        "pages": 2,
        "sha256": "1fdd3d68782fd6d0",
        "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": "ecs-240-8-37-ckm-tr3.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.6,
          0.93
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "eea7262e5781943394ac3ed4f9d076ea60a9856fdf5911f6ab502d1fcc1b0836",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ecs-240-8-37-ckm-tr3-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.0,
          1.6,
          0.93
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1d1e737775eb7bc152e1133bf19f90890b14ea595e9a4cb7e0f679f3257b4611",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}