CD74HC4316PWR

{
  "slug": "cd74hc4316pwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog Switches, Multiplexers, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "cd74hc4316pwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd74hc4316pwr.kicad_sym",
    "cd74hc4316pwr.kicad_mod",
    "cd74hc4316pwr.glb",
    "cd74hc4316pwr.step",
    "cd74hc4316pwr.lbr",
    "docs/hero.png",
    "docs/cd74hc4316pwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "CD74HC4316PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "Analog Switches, Multiplexers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/cd74hc4316.pdf",
    "parts": {
      "symbol": "cd74hc4316pwr.kicad_sym",
      "footprint": "cd74hc4316pwr.kicad_mod",
      "model_3d": "cd74hc4316pwr-etched.glb",
      "model_3d_plain": "cd74hc4316pwr.glb",
      "model_3d_step": "cd74hc4316pwr-etched.step",
      "model_3d_step_plain": "cd74hc4316pwr.step",
      "lbr": "cd74hc4316pwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2673251"
    },
    "pins": [
      {
        "number": "1",
        "name": "1Z",
        "type": "bidirectional",
        "description": "Analog input/output for Switch 1; signal voltage range from VEE to VCC."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "bidirectional",
        "description": "Analog input/output for Switch 1; signal voltage range from VEE to VCC."
      },
      {
        "number": "3",
        "name": "2Y",
        "type": "bidirectional",
        "description": "Analog input/output for Switch 2; signal voltage range from VEE to VCC."
      },
      {
        "number": "4",
        "name": "2Z",
        "type": "bidirectional",
        "description": "Analog input/output for Switch 2; signal voltage range from VEE to VCC."
      },
      {
        "number": "5",
        "name": "2S",
        "type": "input",
        "description": "Select control input for Switch 2; switch turns ON when HIGH and Enable is LOW."
      },
      {
        "number": "6",
        "name": "3S",
        "type": "input",
        "description": "Select control input for Switch 3; switch turns ON when HIGH and Enable is LOW."
      },
      {
        "number": "7",
        "name": "E",
        "type": "input",
        "description": "Enable pin; active LOW to enable switch selection, HIGH disables all switches."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin."
      },
      {
        "number": "9",
        "name": "VEE",
        "type": "power_in",
        "description": "Negative supply/reference voltage pin; provides lower limit for analog signal range."
      },
      {
        "number": "10",
        "name": "3Z",
        "type": "bidirectional",
        "description": "Analog input/output for Switch 3; signal voltage range from VEE to VCC."
      },
      {
        "number": "11",
        "name": "3Y",
        "type": "bidirectional",
        "description": "Analog input/output for Switch 3; signal voltage range from VEE to VCC."
      },
      {
        "number": "12",
        "name": "4Y",
        "type": "bidirectional",
        "description": "Analog input/output for Switch 4; signal voltage range from VEE to VCC."
      },
      {
        "number": "13",
        "name": "4Z",
        "type": "bidirectional",
        "description": "Analog input/output for Switch 4; signal voltage range from VEE to VCC."
      },
      {
        "number": "14",
        "name": "4S",
        "type": "input",
        "description": "Select control input for Switch 4; switch turns ON when HIGH and Enable is LOW."
      },
      {
        "number": "15",
        "name": "1S",
        "type": "input",
        "description": "Select control input for Switch 1; switch turns ON when HIGH and Enable is LOW."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage pin; provides upper limit for analog signal range."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 34,
        "cost_usd": 0.2463,
        "at": "2026-09-23T07:08:40"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/cd74hc4316.pdf",
        "pages": 34,
        "sha256": "0b519a6960d99e8e",
        "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": "cd74hc4316pwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd74hc4316pwr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8028d26aebd1947226f0fc6586436ddff1f42268fce5747ac8977a3b59a2304e",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}