HEF4066BT

{
  "schema_version": 1,
  "type": "component",
  "slug": "hef4066bt",
  "title": "HEF4066BT",
  "brief": "Nexperia Analog Switches, Multiplexers, SOIC-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "hef4066bt"
  ],
  "component": {
    "mpn": "HEF4066BT",
    "manufacturer": "Nexperia",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Interface",
    "subcategory": "Analog Switches, Multiplexers",
    "datasheet": "https://assets.nexperia.com/documents/data-sheet/HEF4066BT.pdf",
    "parts": {
      "symbol": "hef4066bt.kicad_sym",
      "footprint": "hef4066bt.kicad_mod",
      "model_3d": "hef4066bt-etched.glb",
      "model_3d_plain": "hef4066bt.glb",
      "model_3d_step": "hef4066bt-etched.step",
      "model_3d_step_plain": "hef4066bt.step",
      "lbr": "hef4066bt.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "1Y",
        "type": "bidirectional",
        "description": "Switch 1 analog I/O terminal Y. Bidirectional analog signal path to 1Z when enable 1E is HIGH. Signal voltage range 0 V to VDD; typical RON ~80 Ω at VDD = 10 V."
      },
      {
        "number": "2",
        "name": "1Z",
        "type": "bidirectional",
        "description": "Switch 1 analog I/O terminal Z. Bidirectional analog signal path to 1Y when enable 1E is HIGH. Signal voltage range 0 V to VDD."
      },
      {
        "number": "3",
        "name": "2Z",
        "type": "bidirectional",
        "description": "Switch 2 analog I/O terminal Z. Bidirectional analog signal path to 2Y when enable 2E is HIGH."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "bidirectional",
        "description": "Switch 2 analog I/O terminal Y. Bidirectional analog signal path to 2Z when enable 2E is HIGH."
      },
      {
        "number": "5",
        "name": "2E",
        "type": "input",
        "description": "Switch 2 enable input, active HIGH. When HIGH the 2Y-2Z switch is ON; when LOW the switch is OFF. VIH ≥ 3.5 V at VDD = 5 V; VIL ≤ 1.5 V."
      },
      {
        "number": "6",
        "name": "3E",
        "type": "input",
        "description": "Switch 3 enable input, active HIGH. When HIGH the 3Y-3Z switch is ON; when LOW the switch is OFF."
      },
      {
        "number": "7",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference (0 V). Negative supply rail for the device."
      },
      {
        "number": "8",
        "name": "3Y",
        "type": "bidirectional",
        "description": "Switch 3 analog I/O terminal Y. Bidirectional analog signal path to 3Z when enable 3E is HIGH."
      },
      {
        "number": "9",
        "name": "3Z",
        "type": "bidirectional",
        "description": "Switch 3 analog I/O terminal Z. Bidirectional analog signal path to 3Y when enable 3E is HIGH."
      },
      {
        "number": "10",
        "name": "4Z",
        "type": "bidirectional",
        "description": "Switch 4 analog I/O terminal Z. Bidirectional analog signal path to 4Y when enable 4E is HIGH."
      },
      {
        "number": "11",
        "name": "4Y",
        "type": "bidirectional",
        "description": "Switch 4 analog I/O terminal Y. Bidirectional analog signal path to 4Z when enable 4E is HIGH."
      },
      {
        "number": "12",
        "name": "4E",
        "type": "input",
        "description": "Switch 4 enable input, active HIGH. When HIGH the 4Y-4Z switch is ON; when LOW the switch is OFF."
      },
      {
        "number": "13",
        "name": "1E",
        "type": "input",
        "description": "Switch 1 enable input, active HIGH. When HIGH the 1Y-1Z switch is ON; when LOW the switch is OFF."
      },
      {
        "number": "14",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage. Recommended operating range 3 V to 15 V; absolute maximum 18 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://assets.nexperia.com/documents/data-sheet/HEF4066BT.pdf",
        "pages": 13,
        "sha256": "bec03e3d3a079926",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -3.81
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-14_3.9x8.7mm_P1.27mm@sha256:a885b619b22880c9",
      "mark": "drawn"
    },
    "logic": {
      "family_id": "CD4066",
      "logic_family": "CD4000",
      "function_code": "4066",
      "function_class": "AnalogSwitch",
      "function_name": "Quad Bilateral Switch",
      "manufacturer": "NXP (legacy Philips)",
      "is_specialty": false
    },
    "models_3d": [
      {
        "file": "hef4066bt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          8.7,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hef4066bt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          8.7,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cfb5ab1c40250b35b628e658be3c007a3c0a772a4379ae65a13d4f36013705e9",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Nexperia",
      "Package": "SOIC-14",
      "Category": "Interface",
      "Pins": "14"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "hef4066bt"
  ],
  "discovery_pitch": "HEF4066BT (Nexperia) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "hef4066bt.kicad_sym",
    "hef4066bt.kicad_mod",
    "hef4066bt.glb",
    "hef4066bt.step",
    "hef4066bt-etched.step",
    "hef4066bt.lbr",
    "docs/hero.png",
    "docs/hef4066bt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "HEF4066BTT",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T21:42:39.155Z"
}