CD74HCT541M96

{
  "slug": "cd74hct541m96",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Buffers, Drivers, Receivers, Transceivers, SOIC-20-300mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "cd74hct541m96",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd74hct541m96.kicad_sym",
    "cd74hct541m96.kicad_mod",
    "cd74hct541m96.glb",
    "cd74hct541m96.step",
    "cd74hct541m96.lbr",
    "docs/hero.png",
    "docs/cd74hct541m96-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "CD74HCT541M96",
    "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/cd74hct541",
    "parts": {
      "symbol": "cd74hct541m96.kicad_sym",
      "footprint": "cd74hct541m96.kicad_mod",
      "model_3d": "cd74hct541m96-etched.glb",
      "model_3d_plain": "cd74hct541m96.glb",
      "model_3d_step": "cd74hct541m96-etched.step",
      "model_3d_step_plain": "cd74hct541m96.step",
      "lbr": "cd74hct541m96.lbr"
    },
    "distributor_links": {
      "lcsc": "C6560"
    },
    "pins": [
      {
        "number": "1",
        "name": "OE1",
        "type": "input",
        "description": "Active-low output enable 1; when either OE1 or OE2 is high the Y outputs go to high-impedance (three-state); both OE1 and OE2 must be low for the buffered data to appear on the outputs."
      },
      {
        "number": "2",
        "name": "A0",
        "type": "input",
        "description": "Buffered data input 0 to the octal noninverting buffer/line driver."
      },
      {
        "number": "3",
        "name": "A1",
        "type": "input",
        "description": "Buffered data input 1 to the octal noninverting buffer/line driver."
      },
      {
        "number": "4",
        "name": "A2",
        "type": "input",
        "description": "Buffered data input 2 to the octal noninverting buffer/line driver."
      },
      {
        "number": "5",
        "name": "A3",
        "type": "input",
        "description": "Buffered data input 3 to the octal noninverting buffer/line driver."
      },
      {
        "number": "6",
        "name": "A4",
        "type": "input",
        "description": "Buffered data input 4 to the octal noninverting buffer/line driver."
      },
      {
        "number": "7",
        "name": "A5",
        "type": "input",
        "description": "Buffered data input 5 to the octal noninverting buffer/line driver."
      },
      {
        "number": "8",
        "name": "A6",
        "type": "input",
        "description": "Buffered data input 6 to the octal noninverting buffer/line driver."
      },
      {
        "number": "9",
        "name": "A7",
        "type": "input",
        "description": "Buffered data input 7 to the octal noninverting buffer/line driver."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V) supply reference pin."
      },
      {
        "number": "11",
        "name": "Y7",
        "type": "tri_state",
        "description": "Three-state noninverting buffered output 7, corresponding to A7; capable of driving 15 LSTTL loads; high impedance when OE1 or OE2 is high."
      },
      {
        "number": "12",
        "name": "Y6",
        "type": "tri_state",
        "description": "Three-state noninverting buffered output 6, corresponding to A6; capable of driving 15 LSTTL loads; high impedance when OE1 or OE2 is high."
      },
      {
        "number": "13",
        "name": "Y5",
        "type": "tri_state",
        "description": "Three-state noninverting buffered output 5, corresponding to A5; capable of driving 15 LSTTL loads; high impedance when OE1 or OE2 is high."
      },
      {
        "number": "14",
        "name": "Y4",
        "type": "tri_state",
        "description": "Three-state noninverting buffered output 4, corresponding to A4; capable of driving 15 LSTTL loads; high impedance when OE1 or OE2 is high."
      },
      {
        "number": "15",
        "name": "Y3",
        "type": "tri_state",
        "description": "Three-state noninverting buffered output 3, corresponding to A3; capable of driving 15 LSTTL loads; high impedance when OE1 or OE2 is high."
      },
      {
        "number": "16",
        "name": "Y2",
        "type": "tri_state",
        "description": "Three-state noninverting buffered output 2, corresponding to A2; capable of driving 15 LSTTL loads; high impedance when OE1 or OE2 is high."
      },
      {
        "number": "17",
        "name": "Y1",
        "type": "tri_state",
        "description": "Three-state noninverting buffered output 1, corresponding to A1; capable of driving 15 LSTTL loads; high impedance when OE1 or OE2 is high."
      },
      {
        "number": "18",
        "name": "Y0",
        "type": "tri_state",
        "description": "Three-state noninverting buffered output 0, corresponding to A0; capable of driving 15 LSTTL loads; high impedance when OE1 or OE2 is high."
      },
      {
        "number": "19",
        "name": "OE2",
        "type": "input",
        "description": "Active-low output enable 2; when either OE1 or OE2 is high the Y outputs go to high-impedance (three-state); both OE1 and OE2 must be low for the buffered data to appear on the outputs."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage; for the HCT types the recommended operating range is 4.5 V to 5.5 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-sonnet-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-4-8",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 26,
        "cost_usd": 0.8517,
        "at": "2026-09-23T12:44:54"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cd74hct541",
        "pages": 26,
        "sha256": "ba8ee53bc2089063",
        "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": "cd74hct541m96.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": "cd74hct541m96-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
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        "sha256": "a0458aa2b07eba05de2240479da30c08f787fcd7c707085b112f7348c50b85a0",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}