SN74LS02DR

{
  "slug": "sn74ls02dr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Logic Gates, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "sn74ls02dr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn74ls02dr.kicad_sym",
    "sn74ls02dr.kicad_mod",
    "sn74ls02dr.glb",
    "sn74ls02dr.step",
    "sn74ls02dr.lbr",
    "docs/hero.png",
    "docs/sn74ls02dr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn74ls02dr-hero.glb",
    "sn74ls02dr-hero.overlay.json",
    "sn74ls02dr-etched.glb"
  ],
  "component": {
    "mpn": "SN74LS02DR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Logic Gates",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74ls02.pdf",
    "parts": {
      "symbol": "sn74ls02dr.kicad_sym",
      "footprint": "sn74ls02dr.kicad_mod",
      "model_3d": "sn74ls02dr-hero.glb",
      "model_3d_plain": "sn74ls02dr-etched.glb",
      "model_3d_step": "sn74ls02dr-etched.step",
      "model_3d_step_plain": "sn74ls02dr.step",
      "lbr": "sn74ls02dr.lbr"
    },
    "distributor_links": {
      "lcsc": "C6794",
      "mouser": "595-SN74LS02DR"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T17:55:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": "595-SN74LS02DR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1Y",
        "type": "output",
        "description": "Gate 1 output, the NOR of 1A and 1B (high only when both inputs are low)."
      },
      {
        "number": "2",
        "name": "1A",
        "type": "input",
        "description": "Gate 1 input A."
      },
      {
        "number": "3",
        "name": "1B",
        "type": "input",
        "description": "Gate 1 input B."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Gate 2 output, the NOR of 2A and 2B."
      },
      {
        "number": "5",
        "name": "2A",
        "type": "input",
        "description": "Gate 2 input A."
      },
      {
        "number": "6",
        "name": "2B",
        "type": "input",
        "description": "Gate 2 input B."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, the network ground terminal that voltage values are referenced to."
      },
      {
        "number": "8",
        "name": "3A",
        "type": "input",
        "description": "Gate 3 input A."
      },
      {
        "number": "9",
        "name": "3B",
        "type": "input",
        "description": "Gate 3 input B."
      },
      {
        "number": "10",
        "name": "3Y",
        "type": "output",
        "description": "Gate 3 output, the NOR of 3A and 3B."
      },
      {
        "number": "11",
        "name": "4A",
        "type": "input",
        "description": "Gate 4 input A."
      },
      {
        "number": "12",
        "name": "4B",
        "type": "input",
        "description": "Gate 4 input B."
      },
      {
        "number": "13",
        "name": "4Y",
        "type": "output",
        "description": "Gate 4 output, the NOR of 4A and 4B."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, with an absolute maximum rating of 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": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet shows the SN74LS02 in 'D or N package' with one shared pinout. It doesn't name SOIC-14",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.1785,
        "at": "2026-10-17T17:52:29"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74ls02.pdf",
        "pages": 27,
        "sha256": "3da88188122fccdd",
        "source_tier": "mfr"
      },
      "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": "sn74ls02dr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74ls02dr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a3fe5d8401379b6dbad6ce83503b261adde295e46ab93366b447972a59e0e9dc",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}