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Ray Set visibility: public b8dcad7 14d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "xd551",
  "title": "XD551",
  "brief": "XINLUDA Timers / Counters, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "clock-timing",
    "xd551",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "XD551",
    "manufacturer": "XINLUDA",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "Clock/Timing",
    "subcategory": "Timers / Counters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588892970732949504",
    "parts": {
      "symbol": "xd551.kicad_sym",
      "footprint": "xd551.kicad_mod",
      "model_3d": "xd551-hero.glb",
      "model_3d_plain": "xd551-etched.glb",
      "model_3d_step": "xd551-etched.step",
      "model_3d_step_plain": "xd551.step",
      "lbr": "xd551.lbr"
    },
    "distributor_links": {
      "lcsc": "C707092"
    },
    "distributor_check": {
      "checked_at": "2026-10-14T22:39:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the timer; a low-impedance path is provided between DISCH and GND whenever the output is low."
      },
      {
        "number": "2",
        "name": "TRIG",
        "type": "input",
        "description": "Start-of-timing input; when TRIG is below 1/2 CONT the output is set high and the discharge is open."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "High-current timer output signal, rated to sink 100 mA (max) and source 10 mA (typ)."
      },
      {
        "number": "4",
        "name": "RESET",
        "type": "input",
        "description": "Active-low reset input that forces the output and discharge low and can override all other inputs."
      },
      {
        "number": "5",
        "name": "CONT",
        "type": "input",
        "description": "Controls the comparator thresholds, setting them at 2/3 VDD, and allows a bypass capacitor connection."
      },
      {
        "number": "6",
        "name": "THRES",
        "type": "input",
        "description": "End-of-timing input; when THRES is above CONT the output is set low and the discharge is low."
      },
      {
        "number": "7",
        "name": "DISCH",
        "type": "output",
        "description": "Open-collector output used to discharge the timing capacitor."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Power-supply voltage input; the recommended supply range is 2 V to 15 V."
      }
    ],
    "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 DIP8 pin table is on page 2 and is the only pinout source. Its header reads 'XD551 / XL555' and "
        ],
        "pages_sent": 12,
        "cost_usd": 0.0373,
        "at": "2026-10-14T22:38:59"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588892970732949504",
        "pages": 12,
        "sha256": "8c2a047422caeea7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "0fb35360523e1187bcc9ca6b558c5f6a8336a23fa1cdd4afed099adbf299a473",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "XINLUDA",
      "Package": "DIP-8",
      "Category": "Clock/Timing",
      "Pins": "8"
    },
    "characteristics": {
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      "source": "datasheet",
      "datasheet_sha256": "8c2a047422caeea73166d9629119679e82deabe20ef2ee5de5b77fa5a38da001",
      "rows": [
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          "name": "Supply voltage, VDD (recommended)",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 15,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature range, TA (recommended)",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": 0,
          "typ": null,
          "max": 70,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Supply voltage, VDD (absolute maximum)",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 17.5,
          "conditions": "Note 1: all voltages with respect to network GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range, any input",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "any input; upper limit printed as VDD",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Sink current, discharge or output",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
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          "max": 100,
          "conditions": "",
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          "source": "datasheet"
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        {
          "name": "Source current, output",
          "symbol": "IO",
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          "conditions": "",
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        },
        {
          "name": "Storage temperature range",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -50,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Lead temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "1.6 mm (1/16 inch) from case for 10 seconds",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power rating, DIP8 package",
          "symbol": "",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "DIP8, TA ≤ 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Derating factor, DIP8 package",
          "symbol": "",
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          "unit": "mW/°C",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "DIP8, above TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Power rating, DIP8 package",
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          "conditions": "DIP8, TA = 70°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Threshold voltage",
          "symbol": "VIT",
          "kind": "electrical",
          "unit": "V",
          "min": 0.95,
          "typ": 1.33,
          "max": 1.65,
          "conditions": "VDD = 2 V, TA = 25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Threshold voltage",
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        },
        {
          "name": "Trigger voltage",
          "symbol": "VI(TRIG)",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": 0.67,
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          "conditions": "VDD = 2 V, TA = 25°C",
          "source_page": 5,
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        {
          "name": "Trigger voltage",
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        {
          "name": "Reset voltage",
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          "min": 2.8,
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          "source_page": 7,
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        {
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        {
          "name": "Reset voltage",
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          "min": 0.4,
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          "conditions": "VDD = 15 V, TA = 25°C",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Reset voltage",
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          "min": 0.3,
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          "conditions": "VDD = 15 V, full range 0°C to 70°C",
          "source_page": 7,
          "source": "datasheet"
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      ]
    }
  },
  "variants": [],
  "sections": [
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    "info"
  ],
  "discovery_triggers": [
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  ],
  "discovery_pitch": "XD551 (XINLUDA) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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}