LM339N

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  "type": "component",
  "slug": "lm339n",
  "title": "LM339N",
  "brief": "lingxingic Comparators, DIP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "LM339N",
    "manufacturer": "lingxingic",
    "package": "DIP-14",
    "pin_count": 14,
    "category": "Amplifiers/Comparators",
    "subcategory": "Comparators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603383420542742528",
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    "distributor_links": {
      "lcsc": "C24833649",
      "digikey": "LM339NFS-ND",
      "mouser": "595-LM339N"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T14:04:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM339NFS-ND",
        "status": "found"
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        "pn": "595-LM339N",
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    },
    "pins": [
      {
        "number": "1",
        "name": "1OUT",
        "type": "output",
        "description": "Output of comparator 1; the outputs are TTL, MOS and CMOS compatible, can be wired-AND with other devices' open-collector outputs, and the absolute maximum output current is 20 mA."
      },
      {
        "number": "2",
        "name": "2OUT",
        "type": "output",
        "description": "Output of comparator 2; the outputs are TTL, MOS and CMOS compatible, can be wired-AND with other devices' open-collector outputs, and the absolute maximum output current is 20 mA."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; the recommended single-supply range is 2 V to 36 V and the absolute maximum is 40 V."
      },
      {
        "number": "4",
        "name": "2IN-",
        "type": "input",
        "description": "Inverting input of comparator 2; the input voltage range is -0.3 V to 40 V (absolute maximum) and the common-mode input range is 0 to VCC-1.5 V at 25°C."
      },
      {
        "number": "5",
        "name": "2IN+",
        "type": "input",
        "description": "Non-inverting input of comparator 2; the input voltage range is -0.3 V to 40 V (absolute maximum) and the common-mode input range is 0 to VCC-1.5 V at 25°C."
      },
      {
        "number": "6",
        "name": "1IN-",
        "type": "input",
        "description": "Inverting input of comparator 1; the input voltage range is -0.3 V to 40 V (absolute maximum) and the common-mode input range is 0 to VCC-1.5 V at 25°C."
      },
      {
        "number": "7",
        "name": "1IN+",
        "type": "input",
        "description": "Non-inverting input of comparator 1; the input voltage range is -0.3 V to 40 V (absolute maximum) and the common-mode input range is 0 to VCC-1.5 V at 25°C."
      },
      {
        "number": "8",
        "name": "3IN-",
        "type": "input",
        "description": "Inverting input of comparator 3; the input voltage range is -0.3 V to 40 V (absolute maximum) and the common-mode input range is 0 to VCC-1.5 V at 25°C."
      },
      {
        "number": "9",
        "name": "3IN+",
        "type": "input",
        "description": "Non-inverting input of comparator 3; the input voltage range is -0.3 V to 40 V (absolute maximum) and the common-mode input range is 0 to VCC-1.5 V at 25°C."
      },
      {
        "number": "10",
        "name": "4IN-",
        "type": "input",
        "description": "Inverting input of comparator 4; the input voltage range is -0.3 V to 40 V (absolute maximum) and the common-mode input range is 0 to VCC-1.5 V at 25°C."
      },
      {
        "number": "11",
        "name": "4IN+",
        "type": "input",
        "description": "Non-inverting input of comparator 4; the input voltage range is -0.3 V to 40 V (absolute maximum) and the common-mode input range is 0 to VCC-1.5 V at 25°C."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "13",
        "name": "OUT4",
        "type": "output",
        "description": "Output of comparator 4; the outputs are TTL, MOS and CMOS compatible, can be wired-AND with other devices' open-collector outputs, and the absolute maximum output current is 20 mA."
      },
      {
        "number": "14",
        "name": "OUT3",
        "type": "output",
        "description": "Output of comparator 3; the outputs are TTL, MOS and CMOS compatible, can be wired-AND with other devices' open-collector outputs, and the absolute maximum output current is 20 mA."
      }
    ],
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