CD74HC4067

{
  "schema_version": 1,
  "type": "component",
  "slug": "cd74hc4067",
  "title": "CD74HC4067",
  "brief": "TI CMOS 16-channel analog multiplexer/demultiplexer, SOIC-24. 4-bit select, enable, bidirectional. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "multiplexer",
    "analog-switch",
    "mux",
    "soic-24",
    "texas-instruments"
  ],
  "component": {
    "mpn": "CD74HC4067",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-24",
    "pin_count": 24,
    "category": "Multiplexer",
    "subcategory": "16-channel analog mux / demux",
    "datasheet": "https://www.ti.com/lit/ds/symlink/cd74hc4067.pdf",
    "parts": {
      "symbol": "cd74hc4067.kicad_sym",
      "footprint": "cd74hc4067.kicad_mod",
      "model_3d": "cd74hc4067-etched.glb",
      "model_3d_plain": "cd74hc4067.glb",
      "lbr": "cd74hc4067.lbr",
      "model_3d_step": "cd74hc4067-etched.step",
      "model_3d_step_plain": "cd74hc4067.step"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "COMMON",
        "type": "bidirectional",
        "description": "Common analog input/output (Z). All 16 switches share this node."
      },
      {
        "number": "2",
        "name": "I7",
        "type": "bidirectional",
        "description": "Switch channel 7 analog input/output. Connected to COMMON when S3..S0 = 0111 and E = 0."
      },
      {
        "number": "3",
        "name": "I6",
        "type": "bidirectional",
        "description": "Switch channel 6 analog input/output. Selected when S3..S0 = 0110 and E = 0."
      },
      {
        "number": "4",
        "name": "I5",
        "type": "bidirectional",
        "description": "Switch channel 5 analog input/output. Selected when S3..S0 = 0101 and E = 0."
      },
      {
        "number": "5",
        "name": "I4",
        "type": "bidirectional",
        "description": "Switch channel 4 analog input/output. Selected when S3..S0 = 0100 and E = 0."
      },
      {
        "number": "6",
        "name": "I3",
        "type": "bidirectional",
        "description": "Switch channel 3 analog input/output. Selected when S3..S0 = 0011 and E = 0."
      },
      {
        "number": "7",
        "name": "I2",
        "type": "bidirectional",
        "description": "Switch channel 2 analog input/output. Selected when S3..S0 = 0010 and E = 0."
      },
      {
        "number": "8",
        "name": "I1",
        "type": "bidirectional",
        "description": "Switch channel 1 analog input/output. Selected when S3..S0 = 0001 and E = 0."
      },
      {
        "number": "9",
        "name": "I0",
        "type": "bidirectional",
        "description": "Switch channel 0 analog input/output. Selected when S3..S0 = 0000 and E = 0."
      },
      {
        "number": "10",
        "name": "S0",
        "type": "input",
        "description": "Binary select/address input, LSB. Digital CMOS input."
      },
      {
        "number": "11",
        "name": "S1",
        "type": "input",
        "description": "Binary select/address input."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0 V). Also sets the lower rail of the analog switch signal range."
      },
      {
        "number": "13",
        "name": "S3",
        "type": "input",
        "description": "Binary select/address input, MSB."
      },
      {
        "number": "14",
        "name": "S2",
        "type": "input",
        "description": "Binary select/address input."
      },
      {
        "number": "15",
        "name": "~E",
        "type": "input",
        "description": "Active-low enable. E = 0 enables the selected switch; E = 1 opens all 16 switches (high-Z)."
      },
      {
        "number": "16",
        "name": "I15",
        "type": "bidirectional",
        "description": "Switch channel 15 analog input/output. Selected when S3..S0 = 1111 and E = 0."
      },
      {
        "number": "17",
        "name": "I14",
        "type": "bidirectional",
        "description": "Switch channel 14 analog input/output. Selected when S3..S0 = 1110 and E = 0."
      },
      {
        "number": "18",
        "name": "I13",
        "type": "bidirectional",
        "description": "Switch channel 13 analog input/output. Selected when S3..S0 = 1101 and E = 0."
      },
      {
        "number": "19",
        "name": "I12",
        "type": "bidirectional",
        "description": "Switch channel 12 analog input/output. Selected when S3..S0 = 1100 and E = 0."
      },
      {
        "number": "20",
        "name": "I11",
        "type": "bidirectional",
        "description": "Switch channel 11 analog input/output. Selected when S3..S0 = 1011 and E = 0."
      },
      {
        "number": "21",
        "name": "I10",
        "type": "bidirectional",
        "description": "Switch channel 10 analog input/output. Selected when S3..S0 = 1010 and E = 0."
      },
      {
        "number": "22",
        "name": "I9",
        "type": "bidirectional",
        "description": "Switch channel 9 analog input/output. Selected when S3..S0 = 1001 and E = 0."
      },
      {
        "number": "23",
        "name": "I8",
        "type": "bidirectional",
        "description": "Switch channel 8 analog input/output. Selected when S3..S0 = 1000 and E = 0."
      },
      {
        "number": "24",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage. 2 V to 6 V for HC types; 4.5 V to 5.5 V for HCT types. Also sets the upper rail of the analog signal range."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/cd74hc4067.pdf",
        "pages": 32,
        "sha256": "d3f463b2c11ea8ec",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 24,
        "described": 24,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "logic": {
      "family_id": "74HC4067",
      "logic_family": "74HC",
      "function_code": "4067",
      "function_class": "Multiplexer",
      "function_name": "16-Channel Analog Multiplexer/Demultiplexer",
      "manufacturer": "Texas Instruments",
      "is_specialty": false
    }
  },
  "metadata": {
    "specs": {
      "Type": "16-channel analog mux / demux",
      "Channels": "16 (I0-I15 <-> COMMON)",
      "Control": "4-bit address S0-S3 + ~E enable",
      "Direction": "Bidirectional (mux or demux)",
      "Signal range": "rail-to-rail",
      "Supply voltage": "2-6 V",
      "Switching": "break-before-make",
      "Package": "SOIC-24"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cd74hc4067",
    "74hc4067",
    "16 channel analog mux",
    "16 channel multiplexer",
    "4067 mux"
  ],
  "discovery_pitch": "CD74HC4067 CMOS 16-channel analog mux/demux (SOIC-24) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
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    "cd74hc4067.glb",
    "cd74hc4067.lbr",
    "docs/hero.png",
    "docs/cd74hc4067-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd74hc4067-etched.step"
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  "variants": [
    {
      "mpn": "CD74HC4067M (SOIC-24, tube)",
      "kind": "packaging"
    },
    {
      "mpn": "CD74HC4067M96 (SOIC-24, tape & reel)",
      "kind": "packaging"
    }
  ]
}