MC74HC4051ADTR2G

{
  "slug": "mc74hc4051adtr2g",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Signal Switches, Multiplexers, Decoders, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "mc74hc4051adtr2g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "mc74hc4051adtr2g.step",
    "mc74hc4051adtr2g.lbr",
    "docs/hero.png",
    "docs/mc74hc4051adtr2g-datasheet.pdf",
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  "component": {
    "mpn": "MC74HC4051ADTR2G",
    "manufacturer": "onsemi",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Signal Switches, Multiplexers, Decoders",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588885011961688064",
    "parts": {
      "symbol": "mc74hc4051adtr2g.kicad_sym",
      "footprint": "mc74hc4051adtr2g.kicad_mod",
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      "lbr": "mc74hc4051adtr2g.lbr"
    },
    "distributor_links": {
      "lcsc": "C233535",
      "digikey": "MC74HC4051ADTR2GOSTR-ND",
      "mouser": "863-MC74HC4051ADTR2G"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T02:44:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MC74HC4051ADTR2GOSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-MC74HC4051ADTR2G",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "X4",
        "type": "passive",
        "description": "Analog input/output channel X4, connected to the Common X pin when selected; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "2",
        "name": "X6",
        "type": "passive",
        "description": "Analog input/output channel X6, connected to the Common X pin when selected; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "3",
        "name": "X",
        "type": "passive",
        "description": "Common analog output/input that connects to the selected channel X0 to X7; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "4",
        "name": "X7",
        "type": "passive",
        "description": "Analog input/output channel X7, connected to the Common X pin when selected; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "5",
        "name": "X5",
        "type": "passive",
        "description": "Analog input/output channel X5, connected to the Common X pin when selected; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "6",
        "name": "Enable",
        "type": "input",
        "description": "Active-high disable input: when HIGH all analog switches are turned off; it must be held at GND or VCC."
      },
      {
        "number": "7",
        "name": "VEE",
        "type": "power_in",
        "description": "Negative DC supply, specified from −6.0 V to GND, with VEE ≤ GND and VCC − VEE = 2.0 to 12.0 V."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the digital control inputs, with VCC − GND = 2.0 to 6.0 V."
      },
      {
        "number": "9",
        "name": "C",
        "type": "input",
        "description": "Channel-select input C, which together with A and B selects the analog channel; it must be driven at VCC or GND logic levels."
      },
      {
        "number": "10",
        "name": "B",
        "type": "input",
        "description": "Channel-select input B, which together with A and C selects the analog channel; it must be driven at VCC or GND logic levels."
      },
      {
        "number": "11",
        "name": "A",
        "type": "input",
        "description": "Channel-select input A, which together with B and C selects the analog channel; it must be driven at VCC or GND logic levels."
      },
      {
        "number": "12",
        "name": "X3",
        "type": "passive",
        "description": "Analog input/output channel X3, connected to the Common X pin when selected; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "13",
        "name": "X0",
        "type": "passive",
        "description": "Analog input/output channel X0, connected to the Common X pin when selected; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "14",
        "name": "X1",
        "type": "passive",
        "description": "Analog input/output channel X1, connected to the Common X pin when selected; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "15",
        "name": "X2",
        "type": "passive",
        "description": "Analog input/output channel X2, connected to the Common X pin when selected; analog voltage must stay between VEE and VCC."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive DC supply, specified from 2.0 to 6.0 V referenced to GND and 2.0 to 12.0 V referenced to VEE."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives one top-view pinout for the MC74HC4051A and does not print a separate pin map fo; The Enable, A, B and C pins are shown in the datasheet only in their pinout and logic diagrams, with; The X0 to X7 and common X pins are analog switch terminals. They are typed as passive because the da"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0922,
        "at": "2026-10-21T02:40:43"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588885011961688064",
        "pages": 17,
        "sha256": "a6f0761b992c3b16",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}