LMH7324SQ

{
  "slug": "lmh7324sq",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Comparators, WQFN-32(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lmh7324sq",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
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    "path": "docs/hero.png"
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    "lmh7324sq.step",
    "lmh7324sq.lbr",
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    "docs/lmh7324sq-datasheet.pdf",
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  "component": {
    "mpn": "LMH7324SQ",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-32(5x5)",
    "pin_count": 33,
    "category": "Amplifiers/Comparators",
    "subcategory": "Comparators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lmh7324",
    "parts": {
      "symbol": "lmh7324sq.kicad_sym",
      "footprint": "lmh7324sq.kicad_mod",
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      "model_3d_plain": "lmh7324sq.glb",
      "model_3d_step": "lmh7324sq-etched.step",
      "model_3d_step_plain": "lmh7324sq.step",
      "lbr": "lmh7324sq.lbr"
    },
    "distributor_links": {
      "lcsc": "C2865186"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T19:39:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCCOA",
        "type": "power_in",
        "description": "Positive supply for output stage A, independent of the input stage supply, allowing output levels of different logic families."
      },
      {
        "number": "2",
        "name": "~{QA}",
        "type": "output",
        "description": "Inverted output A, with output levels determined by the choice of VCCOA."
      },
      {
        "number": "3",
        "name": "QA",
        "type": "output",
        "description": "Output A, with output levels determined by the choice of VCCOA."
      },
      {
        "number": "4",
        "name": "VEEA",
        "type": "power_in",
        "description": "Negative supply A; all four VEE pins are circular connected together via two antiparallel diodes."
      },
      {
        "number": "5",
        "name": "VEEB",
        "type": "power_in",
        "description": "Negative supply B; all four VEE pins are circular connected together via two antiparallel diodes."
      },
      {
        "number": "6",
        "name": "QB",
        "type": "output",
        "description": "Output B, with output levels determined by the choice of VCCOB."
      },
      {
        "number": "7",
        "name": "~{QB}",
        "type": "output",
        "description": "Inverted output B, with output levels determined by the choice of VCCOB."
      },
      {
        "number": "8",
        "name": "VCCOB",
        "type": "power_in",
        "description": "Positive supply for output stage B, independent of the input stage supply, allowing output levels of different logic families."
      },
      {
        "number": "9",
        "name": "VCCIB",
        "type": "power_in",
        "description": "Positive supply for input stage B, independent of the output stage supply; VCCI and VCCO share the same ground pin VEE."
      },
      {
        "number": "10",
        "name": "INB-",
        "type": "input",
        "description": "Negative input B for analog voltages between 200 mV below VEE and 2V below VCCI."
      },
      {
        "number": "11",
        "name": "INB+",
        "type": "input",
        "description": "Positive input B for analog voltages between 200 mV below VEE and 2V below VCCI."
      },
      {
        "number": "12",
        "name": "VEEB",
        "type": "power_in",
        "description": "Negative supply B; all four VEE pins are circular connected together via two antiparallel diodes."
      },
      {
        "number": "13",
        "name": "VEEC",
        "type": "power_in",
        "description": "Negative supply C; all four VEE pins are circular connected together via two antiparallel diodes."
      },
      {
        "number": "14",
        "name": "INC+",
        "type": "input",
        "description": "Positive input C for analog voltages between 200 mV below VEE and 2V below VCCI."
      },
      {
        "number": "15",
        "name": "INC-",
        "type": "input",
        "description": "Negative input C for analog voltages between 200 mV below VEE and 2V below VCCI."
      },
      {
        "number": "16",
        "name": "VCCIC",
        "type": "power_in",
        "description": "Positive supply for input stage C, independent of the output stage supply; VCCI and VCCO share the same ground pin VEE."
      },
      {
        "number": "17",
        "name": "VCCOC",
        "type": "power_in",
        "description": "Positive supply for output stage C, independent of the input stage supply, allowing output levels of different logic families."
      },
      {
        "number": "18",
        "name": "~{QC}",
        "type": "output",
        "description": "Inverted output C, with output levels determined by the choice of VCCOC."
      },
      {
        "number": "19",
        "name": "QC",
        "type": "output",
        "description": "Output C, with output levels determined by the choice of VCCOC."
      },
      {
        "number": "20",
        "name": "VEEC",
        "type": "power_in",
        "description": "Negative supply C; all four VEE pins are circular connected together via two antiparallel diodes."
      },
      {
        "number": "21",
        "name": "VEED",
        "type": "power_in",
        "description": "Negative supply D; all four VEE pins are circular connected together via two antiparallel diodes."
      },
      {
        "number": "22",
        "name": "QD",
        "type": "output",
        "description": "Output D, with output levels determined by the choice of VCCOD."
      },
      {
        "number": "23",
        "name": "~{QD}",
        "type": "output",
        "description": "Inverted output D, with output levels determined by the choice of VCCOD."
      },
      {
        "number": "24",
        "name": "VCCOD",
        "type": "power_in",
        "description": "Positive supply for output stage D, independent of the input stage supply, allowing output levels of different logic families."
      },
      {
        "number": "25",
        "name": "VCCID",
        "type": "power_in",
        "description": "Positive supply for input stage D, independent of the output stage supply; VCCI and VCCO share the same ground pin VEE."
      },
      {
        "number": "26",
        "name": "IND-",
        "type": "input",
        "description": "Negative input D for analog voltages between 200 mV below VEE and 2V below VCCI."
      },
      {
        "number": "27",
        "name": "IND+",
        "type": "input",
        "description": "Positive input D for analog voltages between 200 mV below VEE and 2V below VCCI."
      },
      {
        "number": "28",
        "name": "VEED",
        "type": "power_in",
        "description": "Negative supply D; all four VEE pins are circular connected together via two antiparallel diodes."
      },
      {
        "number": "29",
        "name": "VEEA",
        "type": "power_in",
        "description": "Negative supply A; all four VEE pins are circular connected together via two antiparallel diodes."
      },
      {
        "number": "30",
        "name": "INA+",
        "type": "input",
        "description": "Positive input A for analog voltages between 200 mV below VEE and 2V below VCCI."
      },
      {
        "number": "31",
        "name": "INA-",
        "type": "input",
        "description": "Negative input A for analog voltages between 200 mV below VEE and 2V below VCCI."
      },
      {
        "number": "32",
        "name": "VCCIA",
        "type": "power_in",
        "description": "Positive supply for input stage A, independent of the output stage supply; VCCI and VCCO share the same ground pin VEE."
      },
      {
        "number": "33",
        "name": "DAP",
        "type": "passive",
        "description": "Central pad at the bottom of the package that transfers heat out of the part; it is electrically isolated and may be connected to any voltage within the part's allowed range, commonly the lowest supply."
      }
    ],
    "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: Overbars were lost in text extraction. The datasheet prints both complementary outputs as 'Q'. Pins ; The connection diagram (page 6, Figure 1) text is scrambled, so pin positions could not be checked a; The datasheet labels several VEE pins with the same or inconsistent letters (pins 4 and 29 are both ",
          "4/33 pins cited to the wrong page (name found elsewhere): ['3:QA@p12', '6:QB@p12', '19:QC@p12', '22:QD@p12']"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0849,
        "at": "2026-10-08T19:38:44"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lmh7324",
        "pages": 32,
        "sha256": "0b1db4cc5a2f6630",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 33,
        "described": 33,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "seat": "z = 0",
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
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        "checked": "2026-10-08",
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}