SN74LVC573AQDWRQ1

{
  "slug": "sn74lvc573aqdwrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Latches, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "sn74lvc573aqdwrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn74lvc573aqdwrq1.kicad_sym",
    "sn74lvc573aqdwrq1.kicad_mod",
    "sn74lvc573aqdwrq1.glb",
    "sn74lvc573aqdwrq1.step",
    "sn74lvc573aqdwrq1.lbr",
    "docs/hero.png",
    "docs/sn74lvc573aqdwrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn74lvc573aqdwrq1-hero.glb",
    "sn74lvc573aqdwrq1-hero.overlay.json"
  ],
  "component": {
    "mpn": "SN74LVC573AQDWRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Latches",
    "datasheet": "https://www.ti.com/cn/lit/gpn/sn74lvc573a-q1",
    "parts": {
      "symbol": "sn74lvc573aqdwrq1.kicad_sym",
      "footprint": "sn74lvc573aqdwrq1.kicad_mod",
      "model_3d": "sn74lvc573aqdwrq1-hero.glb",
      "model_3d_plain": "sn74lvc573aqdwrq1.glb",
      "model_3d_step": "sn74lvc573aqdwrq1-etched.step",
      "model_3d_step_plain": "sn74lvc573aqdwrq1.step",
      "lbr": "sn74lvc573aqdwrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2675301",
      "digikey": "296-31918-2-ND",
      "mouser": "595-74LVC573AQDWRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T08:33:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-31918-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-74LVC573AQDWRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "Buffered output-enable input (active low); when low, outputs follow latch state; when high, all outputs are high-impedance"
      },
      {
        "number": "2",
        "name": "1D",
        "type": "input",
        "description": "Data input for latch 1; sampled when LE transitions from high to low"
      },
      {
        "number": "3",
        "name": "2D",
        "type": "input",
        "description": "Data input for latch 2; sampled when LE transitions from high to low"
      },
      {
        "number": "4",
        "name": "3D",
        "type": "input",
        "description": "Data input for latch 3; sampled when LE transitions from high to low"
      },
      {
        "number": "5",
        "name": "4D",
        "type": "input",
        "description": "Data input for latch 4; sampled when LE transitions from high to low"
      },
      {
        "number": "6",
        "name": "5D",
        "type": "input",
        "description": "Data input for latch 5; sampled when LE transitions from high to low"
      },
      {
        "number": "7",
        "name": "6D",
        "type": "input",
        "description": "Data input for latch 6; sampled when LE transitions from high to low"
      },
      {
        "number": "8",
        "name": "7D",
        "type": "input",
        "description": "Data input for latch 7; sampled when LE transitions from high to low"
      },
      {
        "number": "9",
        "name": "8D",
        "type": "input",
        "description": "Data input for latch 8; sampled when LE transitions from high to low"
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; negative supply rail (0 V reference)"
      },
      {
        "number": "11",
        "name": "LE",
        "type": "input",
        "description": "Latch-enable input; when high, Q outputs follow D inputs; when low, Q outputs latch current D input state"
      },
      {
        "number": "12",
        "name": "8Q",
        "type": "tri_state",
        "description": "3-state output for latch 8; active high/low when OE=low, high-impedance when OE=high"
      },
      {
        "number": "13",
        "name": "7Q",
        "type": "tri_state",
        "description": "3-state output for latch 7; active high/low when OE=low, high-impedance when OE=high"
      },
      {
        "number": "14",
        "name": "6Q",
        "type": "tri_state",
        "description": "3-state output for latch 6; active high/low when OE=low, high-impedance when OE=high"
      },
      {
        "number": "15",
        "name": "5Q",
        "type": "tri_state",
        "description": "3-state output for latch 5; active high/low when OE=low, high-impedance when OE=high"
      },
      {
        "number": "16",
        "name": "4Q",
        "type": "tri_state",
        "description": "3-state output for latch 4; active high/low when OE=low, high-impedance when OE=high"
      },
      {
        "number": "17",
        "name": "3Q",
        "type": "tri_state",
        "description": "3-state output for latch 3; active high/low when OE=low, high-impedance when OE=high"
      },
      {
        "number": "18",
        "name": "2Q",
        "type": "tri_state",
        "description": "3-state output for latch 2; active high/low when OE=low, high-impedance when OE=high"
      },
      {
        "number": "19",
        "name": "1Q",
        "type": "tri_state",
        "description": "3-state output for latch 1; active high/low when OE=low, high-impedance when OE=high"
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; positive supply rail (2.7 V to 3.6 V operating range)"
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 16,
        "cost_usd": 0.0992,
        "at": "2026-10-07T08:33:27"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/sn74lvc573a-q1",
        "pages": 16,
        "sha256": "3ca3e13f31964e35",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "sn74lvc573aqdwrq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
          12.8,
          2.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "59a10b341e6972b31d81802a048060326da627d8b92dcf4263064f4f62ec808e",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74lvc573aqdwrq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "sha256": "f8d84d1c3cca6caf84b6aa96aa43e2945fd50d3893881094af5646a62be103da",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}