XL74C922

{
  "slug": "xl74c922",
  "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",
    "xl74c922",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "component": {
    "mpn": "XL74C922",
    "manufacturer": "XINLUDA",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Signal Switches, Multiplexers, Decoders",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589841370769883136",
    "parts": {
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      "lbr": "xl74c922.lbr"
    },
    "distributor_links": {
      "lcsc": "C968683"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T22:57:42Z",
      "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 1 input of the 4x4 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 2 input of the key matrix, with an on-chip pull-up device."
      },
      {
        "number": "3",
        "name": "ROW Y3",
        "type": "input",
        "description": "Row 3 input of the key matrix, with an on-chip pull-up device."
      },
      {
        "number": "4",
        "name": "ROW Y4",
        "type": "input",
        "description": "Row 4 input of the key matrix, with an on-chip pull-up device."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection on the XL74C922 SOP package (this is the Row Y5 pin on the XL74C923)."
      },
      {
        "number": "6",
        "name": "OSCILLATOR",
        "type": "input",
        "description": "Schmitt-trigger oscillator input that sets the keyboard column scan rate, driven by an external clock or an external capacitor (COSC)."
      },
      {
        "number": "7",
        "name": "KEYBOUNCE MASK",
        "type": "passive",
        "description": "Connects the external key bounce mask capacitor (CMSK) that sets the debounce period; omitting the capacitor defeats debounce."
      },
      {
        "number": "8",
        "name": "COLUMN X4",
        "type": "output",
        "description": "Column 4 open-drain scan output that sequentially outputs a logic 0, with ON resistance of 500 Ω typ at VCC = 5 V."
      },
      {
        "number": "9",
        "name": "COLUMN X3",
        "type": "output",
        "description": "Column 3 open-drain scan output that sequentially outputs a logic 0."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "11",
        "name": "COLUMN X2",
        "type": "output",
        "description": "Column 2 open-drain scan output that sequentially outputs a logic 0."
      },
      {
        "number": "12",
        "name": "COLUMN X1",
        "type": "output",
        "description": "Column 1 open-drain scan output that sequentially outputs a logic 0."
      },
      {
        "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 that turns on the 3-STATE data outputs when taken low."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection on the XL74C922 SOP package (this is the Data Out E pin on the XL74C923)."
      },
      {
        "number": "16",
        "name": "DATA OUT D",
        "type": "tri_state",
        "description": "3-STATE LPTTL-compatible encoded key data output D from the last-key register."
      },
      {
        "number": "17",
        "name": "DATA OUT C",
        "type": "tri_state",
        "description": "3-STATE LPTTL-compatible encoded key data output C from the last-key register."
      },
      {
        "number": "18",
        "name": "DATA OUT B",
        "type": "tri_state",
        "description": "3-STATE LPTTL-compatible encoded key data output B from the last-key register."
      },
      {
        "number": "19",
        "name": "DATA OUT A",
        "type": "tri_state",
        "description": "3-STATE LPTTL-compatible encoded key data output A from the last-key register."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, operating range 3 V to 15 V with an absolute maximum of 18 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589841370769883136",
        "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
      }
    },
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  }
}