HEF4050BT

{
  "slug": "hef4050bt",
  "version": "0.1.0",
  "type": "component",
  "description": "Nexperia Buffers, Drivers, Receivers, Transceivers, SOIC-16. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "hef4050bt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "hef4050bt.kicad_sym",
    "hef4050bt.kicad_mod",
    "hef4050bt.glb",
    "hef4050bt.step",
    "hef4050bt.lbr",
    "docs/hero.png",
    "docs/hef4050bt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hef4050bt-hero.glb",
    "hef4050bt-hero.overlay.json",
    "hef4050bt-etched.glb"
  ],
  "component": {
    "mpn": "HEF4050BT",
    "manufacturer": "Nexperia",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Buffers, Drivers, Receivers, Transceivers",
    "datasheet": "https://assets.nexperia.com/documents/data-sheet/HEF4050BT.pdf",
    "parts": {
      "symbol": "hef4050bt.kicad_sym",
      "footprint": "hef4050bt.kicad_mod",
      "model_3d": "hef4050bt-hero.glb",
      "model_3d_plain": "hef4050bt-etched.glb",
      "model_3d_step": "hef4050bt-etched.step",
      "model_3d_step_plain": "hef4050bt.step",
      "lbr": "hef4050bt.lbr"
    },
    "distributor_links": {
      "lcsc": "C118326"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T23:39:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage, recommended range 3 V to 15 V referenced to VSS (absolute maximum 0.5 V to +18 V)."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "output",
        "description": "Output of non-inverting buffer 1, with high current output capability suitable for driving TTL or high capacitive loads."
      },
      {
        "number": "3",
        "name": "1A",
        "type": "input",
        "description": "Input of non-inverting buffer 1; input voltages may exceed VDD (absolute maximum input voltage 0.5 V to +18 V), and unused inputs must be connected to VDD, VSS, or another input."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Output of non-inverting buffer 2, with high current output capability suitable for driving TTL or high capacitive loads."
      },
      {
        "number": "5",
        "name": "2A",
        "type": "input",
        "description": "Input of non-inverting buffer 2; input voltages may exceed VDD (absolute maximum input voltage 0.5 V to +18 V), and unused inputs must be connected to VDD, VSS, or another input."
      },
      {
        "number": "6",
        "name": "3Y",
        "type": "output",
        "description": "Output of non-inverting buffer 3, with high current output capability suitable for driving TTL or high capacitive loads."
      },
      {
        "number": "7",
        "name": "3A",
        "type": "input",
        "description": "Input of non-inverting buffer 3; input voltages may exceed VDD (absolute maximum input voltage 0.5 V to +18 V), and unused inputs must be connected to VDD, VSS, or another input."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground supply voltage, the reference for VDD (usually ground)."
      },
      {
        "number": "9",
        "name": "4A",
        "type": "input",
        "description": "Input of non-inverting buffer 4; input voltages may exceed VDD (absolute maximum input voltage 0.5 V to +18 V), and unused inputs must be connected to VDD, VSS, or another input."
      },
      {
        "number": "10",
        "name": "4Y",
        "type": "output",
        "description": "Output of non-inverting buffer 4, with high current output capability suitable for driving TTL or high capacitive loads."
      },
      {
        "number": "11",
        "name": "5A",
        "type": "input",
        "description": "Input of non-inverting buffer 5; input voltages may exceed VDD (absolute maximum input voltage 0.5 V to +18 V), and unused inputs must be connected to VDD, VSS, or another input."
      },
      {
        "number": "12",
        "name": "5Y",
        "type": "output",
        "description": "Output of non-inverting buffer 5, with high current output capability suitable for driving TTL or high capacitive loads."
      },
      {
        "number": "13",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected internally."
      },
      {
        "number": "14",
        "name": "6A",
        "type": "input",
        "description": "Input of non-inverting buffer 6; input voltages may exceed VDD (absolute maximum input voltage 0.5 V to +18 V), and unused inputs must be connected to VDD, VSS, or another input."
      },
      {
        "number": "15",
        "name": "6Y",
        "type": "output",
        "description": "Output of non-inverting buffer 6, with high current output capability suitable for driving TTL or high capacitive loads."
      },
      {
        "number": "16",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected internally."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://assets.nexperia.com/documents/data-sheet/HEF4050BT.pdf",
        "pages": 12,
        "sha256": "cee08a62f4003323",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "hef4050bt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hef4050bt-etched.step",
        "role": "eda",
        "up": "Z",
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        "origin": "footprint origin = pad-pattern centre",
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  }
}