main
Ray Set visibility: public f80116e 7h ago
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  "slug": "sn74hcs266dr",
  "title": "SN74HCS266DR",
  "brief": "Texas Instruments Logic Gates, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
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    "category": "Logic",
    "subcategory": "Logic Gates",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74hcs266.pdf",
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    "distributor_links": {
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    "distributor_check": {
      "checked_at": "2026-10-17T14:50:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
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      "mouser": {
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        "number": "1",
        "name": "1A",
        "type": "input",
        "description": "Channel 1 input A of the 2-input XNOR gate, a Schmitt-trigger input that accepts slow or noisy signals with supply from 2 V to 6 V."
      },
      {
        "number": "2",
        "name": "1B",
        "type": "input",
        "description": "Channel 1 input B of the 2-input XNOR gate, a Schmitt-trigger input that accepts slow or noisy signals with supply from 2 V to 6 V."
      },
      {
        "number": "3",
        "name": "1Y",
        "type": "output",
        "description": "Channel 1 output Y of the XNOR gate, an open-drain output (Y = A XNOR B) rated for ±7.8 mA drive at 6 V."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Channel 2 output Y of the XNOR gate, an open-drain output (Y = A XNOR B) rated for ±7.8 mA drive at 6 V."
      },
      {
        "number": "5",
        "name": "2A",
        "type": "input",
        "description": "Channel 2 input A of the 2-input XNOR gate, a Schmitt-trigger input that accepts slow or noisy signals with supply from 2 V to 6 V."
      },
      {
        "number": "6",
        "name": "2B",
        "type": "input",
        "description": "Channel 2 input B of the 2-input XNOR gate, a Schmitt-trigger input that accepts slow or noisy signals with supply from 2 V to 6 V."
      },
      {
        "number": "7",
        "name": "GND",
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      {
        "number": "8",
        "name": "3A",
        "type": "input",
        "description": "Channel 3 input A of the 2-input XNOR gate, a Schmitt-trigger input that accepts slow or noisy signals with supply from 2 V to 6 V."
      },
      {
        "number": "9",
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        "type": "input",
        "description": "Channel 3 input B of the 2-input XNOR gate, a Schmitt-trigger input that accepts slow or noisy signals with supply from 2 V to 6 V."
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        "number": "10",
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        "type": "output",
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      {
        "number": "11",
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        "type": "output",
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      },
      {
        "number": "12",
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      },
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        "number": "13",
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      },
      {
        "number": "14",
        "name": "VCC",
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      "Category": "Logic",
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  "discovery_pitch": "SN74HCS266DR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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