SN74LVC540ADWR

{
  "slug": "sn74lvc540adwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Buffers, Drivers, Receivers, Transceivers, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "sn74lvc540adwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
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    "README.md",
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    "sn74lvc540adwr.glb",
    "sn74lvc540adwr.step",
    "sn74lvc540adwr.lbr",
    "docs/hero.png",
    "docs/sn74lvc540adwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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  "component": {
    "mpn": "SN74LVC540ADWR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Buffers, Drivers, Receivers, Transceivers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/sn74lvc540a",
    "parts": {
      "symbol": "sn74lvc540adwr.kicad_sym",
      "footprint": "sn74lvc540adwr.kicad_mod",
      "model_3d": "sn74lvc540adwr-hero.glb",
      "model_3d_plain": "sn74lvc540adwr.glb",
      "model_3d_step": "sn74lvc540adwr-etched.step",
      "model_3d_step_plain": "sn74lvc540adwr.step",
      "lbr": "sn74lvc540adwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2675627",
      "digikey": "296-8517-2-ND",
      "mouser": "595-SN74LVC540ADWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T23:56:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-8517-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-SN74LVC540ADWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE1",
        "type": "input",
        "description": "Output Enable 1, active low, enables all outputs when both OE1 and OE2 are low"
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Channel 1 input, CMOS input accepts 0 to 5.5V"
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Channel 2 input, CMOS input accepts 0 to 5.5V"
      },
      {
        "number": "4",
        "name": "A3",
        "type": "input",
        "description": "Channel 3 input, CMOS input accepts 0 to 5.5V"
      },
      {
        "number": "5",
        "name": "A4",
        "type": "input",
        "description": "Channel 4 input, CMOS input accepts 0 to 5.5V"
      },
      {
        "number": "6",
        "name": "A5",
        "type": "input",
        "description": "Channel 5 input, CMOS input accepts 0 to 5.5V"
      },
      {
        "number": "7",
        "name": "A6",
        "type": "input",
        "description": "Channel 6 input, CMOS input accepts 0 to 5.5V"
      },
      {
        "number": "8",
        "name": "A7",
        "type": "input",
        "description": "Channel 7 input, CMOS input accepts 0 to 5.5V"
      },
      {
        "number": "9",
        "name": "A8",
        "type": "input",
        "description": "Channel 8 input, CMOS input accepts 0 to 5.5V"
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection, 0V reference"
      },
      {
        "number": "11",
        "name": "Y8",
        "type": "output",
        "description": "Channel 8 three-state inverted output, drives 0 to VCC when enabled"
      },
      {
        "number": "12",
        "name": "Y7",
        "type": "output",
        "description": "Channel 7 three-state inverted output, drives 0 to VCC when enabled"
      },
      {
        "number": "13",
        "name": "Y6",
        "type": "output",
        "description": "Channel 6 three-state inverted output, drives 0 to VCC when enabled"
      },
      {
        "number": "14",
        "name": "Y5",
        "type": "output",
        "description": "Channel 5 three-state inverted output, drives 0 to VCC when enabled"
      },
      {
        "number": "15",
        "name": "Y4",
        "type": "output",
        "description": "Channel 4 three-state inverted output, drives 0 to VCC when enabled"
      },
      {
        "number": "16",
        "name": "Y3",
        "type": "output",
        "description": "Channel 3 three-state inverted output, drives 0 to VCC when enabled"
      },
      {
        "number": "17",
        "name": "Y2",
        "type": "output",
        "description": "Channel 2 three-state inverted output, drives 0 to VCC when enabled"
      },
      {
        "number": "18",
        "name": "Y1",
        "type": "output",
        "description": "Channel 1 three-state inverted output, drives 0 to VCC when enabled"
      },
      {
        "number": "19",
        "name": "OE2",
        "type": "input",
        "description": "Output Enable 2, active low, enables all outputs when both OE1 and OE2 are low"
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply, recommended operating range 1.65V to 3.6V"
      }
    ],
    "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": 18,
        "cost_usd": 0.1837,
        "at": "2026-10-05T23:55:56"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/sn74lvc540a",
        "pages": 41,
        "sha256": "c6e028cbd21e8c7e",
        "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"
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  }
}