XL74C923

{
  "slug": "xl74c923",
  "version": "0.1.0",
  "type": "component",
  "description": "XINLUDA Signal Switches, Multiplexers, Decoders, SOIC-20-300mil. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "xl74c923",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "xl74c923.glb",
    "xl74c923.step",
    "xl74c923.lbr",
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    "docs/xl74c923-datasheet.pdf",
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    "viewers/footprint.html",
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    "xl74c923-hero.overlay.json",
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  "component": {
    "mpn": "XL74C923",
    "manufacturer": "XINLUDA",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Signal Switches, Multiplexers, Decoders",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590173329580584960",
    "parts": {
      "symbol": "xl74c923.kicad_sym",
      "footprint": "xl74c923.kicad_mod",
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      "model_3d_step": "xl74c923-etched.step",
      "model_3d_step_plain": "xl74c923.step",
      "lbr": "xl74c923.lbr"
    },
    "distributor_links": {
      "lcsc": "C968684"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T17:35:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ROW Y1",
        "type": "input",
        "description": "Row input Y1 of the key matrix with an on-chip pull-up that permits switches up to 50 kΩ on-resistance."
      },
      {
        "number": "2",
        "name": "ROW Y2",
        "type": "input",
        "description": "Row input Y2 of the key matrix with an on-chip pull-up that permits switches up to 50 kΩ on-resistance."
      },
      {
        "number": "3",
        "name": "ROW Y3",
        "type": "input",
        "description": "Row input Y3 of the key matrix with an on-chip pull-up that permits switches up to 50 kΩ on-resistance."
      },
      {
        "number": "4",
        "name": "ROW Y4",
        "type": "input",
        "description": "Row input Y4 of the key matrix with an on-chip pull-up that permits switches up to 50 kΩ on-resistance."
      },
      {
        "number": "5",
        "name": "ROW Y5",
        "type": "input",
        "description": "Row input Y5 of the key matrix (fifth row of the 20-key array) with an on-chip pull-up."
      },
      {
        "number": "6",
        "name": "OSCILLATOR",
        "type": "input",
        "description": "Keyboard scan oscillator input, driven by an external clock or set by an external capacitor (COSC) that controls the scan rate."
      },
      {
        "number": "7",
        "name": "KEYBOUNCE MASK",
        "type": "passive",
        "description": "Connection for the single external key bounce mask capacitor (CMSK) that sets the debounce period; omitting the capacitor defeats debounce."
      },
      {
        "number": "8",
        "name": "COLUMN X4",
        "type": "output",
        "description": "Open-drain column scan output X4 that sequentially outputs a logic 0 (low 25% of the time, otherwise off)."
      },
      {
        "number": "9",
        "name": "COLUMN X3",
        "type": "output",
        "description": "Open-drain column scan output X3 that sequentially outputs a logic 0 (low 25% of the time, otherwise off)."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "11",
        "name": "COLUMN X2",
        "type": "output",
        "description": "Open-drain column scan output X2 that sequentially outputs a logic 0 (low 25% of the time, otherwise off)."
      },
      {
        "number": "12",
        "name": "COLUMN X1",
        "type": "output",
        "description": "Open-drain column scan output X1 that sequentially outputs a logic 0 (low 25% of the time, otherwise off)."
      },
      {
        "number": "13",
        "name": "DATA AVAILABLE",
        "type": "output",
        "description": "Goes high when a valid keyboard entry has been made and returns low when the key is released."
      },
      {
        "number": "14",
        "name": "OUTPUT ENABLE",
        "type": "input",
        "description": "Active-low output enable; taking it low enables the 3-STATE data outputs."
      },
      {
        "number": "15",
        "name": "DATA OUT E",
        "type": "tri_state",
        "description": "3-STATE encoded key code output bit E, LPTTL compatible, held by the last key register."
      },
      {
        "number": "16",
        "name": "DATA OUT D",
        "type": "tri_state",
        "description": "3-STATE encoded key code output bit D, LPTTL compatible, held by the last key register."
      },
      {
        "number": "17",
        "name": "DATA OUT C",
        "type": "tri_state",
        "description": "3-STATE encoded key code output bit C, LPTTL compatible, held by the last key register."
      },
      {
        "number": "18",
        "name": "DATA OUT B",
        "type": "tri_state",
        "description": "3-STATE encoded key code output bit B, LPTTL compatible, held by the last key register."
      },
      {
        "number": "19",
        "name": "DATA OUT A",
        "type": "tri_state",
        "description": "3-STATE encoded key code output bit A, LPTTL compatible, held by the last key register."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, operating range 3V to 15V, absolute maximum 18V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590173329580584960",
        "pages": 11,
        "sha256": "5a5db127be601c00",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
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        "checked": "2026-10-21",
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      },
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  }
}