main
Ray Set visibility: public c5bdd36 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "xd74ls08",
  "title": "XD74LS08",
  "brief": "XINLUDA Logic Gates, DIP-14. 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",
    "logic",
    "xd74ls08",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "XD74LS08",
    "manufacturer": "XINLUDA",
    "package": "DIP-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Logic Gates",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588895489446055936",
    "parts": {
      "symbol": "xd74ls08.kicad_sym",
      "footprint": "xd74ls08.kicad_mod",
      "model_3d": "xd74ls08-hero.glb",
      "model_3d_plain": "xd74ls08-etched.glb",
      "model_3d_step": "xd74ls08-etched.step",
      "model_3d_step_plain": "xd74ls08.step",
      "lbr": "xd74ls08.lbr"
    },
    "distributor_links": {
      "lcsc": "C521139"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T04:24:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1A",
        "type": "input",
        "description": "Gate 1 input A."
      },
      {
        "number": "2",
        "name": "1B",
        "type": "input",
        "description": "Gate 1 input B."
      },
      {
        "number": "3",
        "name": "1Y",
        "type": "output",
        "description": "Gate 1 output, high only when 1A and 1B are both high."
      },
      {
        "number": "4",
        "name": "2A",
        "type": "input",
        "description": "Gate 2 input A."
      },
      {
        "number": "5",
        "name": "2B",
        "type": "input",
        "description": "Gate 2 input B."
      },
      {
        "number": "6",
        "name": "2Y",
        "type": "output",
        "description": "Gate 2 output, high only when 2A and 2B are both high."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "8",
        "name": "3Y",
        "type": "output",
        "description": "Gate 3 output, high only when 3A and 3B are both high."
      },
      {
        "number": "9",
        "name": "3A",
        "type": "input",
        "description": "Gate 3 input A."
      },
      {
        "number": "10",
        "name": "3B",
        "type": "input",
        "description": "Gate 3 input B."
      },
      {
        "number": "11",
        "name": "4Y",
        "type": "output",
        "description": "Gate 4 output, high only when 4A and 4B are both high."
      },
      {
        "number": "12",
        "name": "4A",
        "type": "input",
        "description": "Gate 4 input A."
      },
      {
        "number": "13",
        "name": "4B",
        "type": "input",
        "description": "Gate 4 input B."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, recommended 4.75 V to 5.25 V (nominal 5 V), absolute maximum 7 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Ordering table lists XD74LS08 as DIP14 with -40 to 85 °C, while the description and recommended cond",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 5,
        "cost_usd": 0.1632,
        "at": "2026-10-16T04:23:58"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588895489446055936",
        "pages": 5,
        "sha256": "e46ba5a1c45d414d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "xd74ls08.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.05,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3dae072a95c64bee0d1e58be8e75383639f5017ab982de1749d05808a4eed058",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xd74ls08-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.05,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "39f4d423e0373ef24f2b13b77c879c97853b11b53da40f12d71cb61889f751b3",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XINLUDA",
      "Package": "DIP-14",
      "Category": "Logic",
      "Pins": "14"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e46ba5a1c45d414d53978c3a3d114ea6d9b0073d119dacbafeaa75749383b3c6",
      "rows": [
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.75,
          "typ": 5,
          "max": 5.25,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage",
          "symbol": "VIH",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage",
          "symbol": "VIL",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level output current",
          "symbol": "IOH",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -0.4,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level output current",
          "symbol": "IOL",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": 0,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "see Note 1",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (74LS08)",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input clamp voltage",
          "symbol": "VIK",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.5,
          "conditions": "VCC = MIN, II = -18 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.7,
          "typ": 3.4,
          "max": null,
          "conditions": "VCC = MIN, VIL = MAX, IOH = -0.4 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.25,
          "max": 0.4,
          "conditions": "VCC = MIN, VIH = 2 V, IOL = 4 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.35,
          "max": 0.5,
          "conditions": "VCC = MIN, VIH = 2 V, IOL = 8 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input current at maximum input voltage",
          "symbol": "II",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "VCC = MAX, VI = 7 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level input current",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "VCC = MAX, VI = 2.7 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level input current",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -0.4,
          "conditions": "VCC = MAX, VI = 0.4 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit output current",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": -100,
          "conditions": "VCC = MAX",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply current, outputs high",
          "symbol": "ICCH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.4,
          "max": 4.8,
          "conditions": "VCC = MAX, VI = 4.5 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply current, outputs low",
          "symbol": "ICCL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 4.4,
          "max": 8.8,
          "conditions": "VCC = MAX, VI = 0 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time, high-to-low level output",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 10,
          "max": 20,
          "conditions": "VCC = 5 V, TA = 25 C, RL = 2 kΩ, CL = 15 pF (A or B to Y)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, DIP package",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 96,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "xd74ls08"
  ],
  "discovery_pitch": "XD74LS08 (XINLUDA) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xd74ls08.kicad_sym",
    "xd74ls08.kicad_mod",
    "xd74ls08.glb",
    "xd74ls08.step",
    "xd74ls08.lbr",
    "docs/hero.png",
    "docs/xd74ls08-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xd74ls08-hero.glb",
    "xd74ls08-hero.overlay.json",
    "xd74ls08-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}