74LV14BQ

{
  "schema_version": 1,
  "type": "component",
  "slug": "74lv14bq",
  "title": "74LV14BQ",
  "brief": "Nexperia Inverters, DHVQFN-14-EP(2.5x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "logic",
    "74lv14bq",
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  "component": {
    "mpn": "74LV14BQ",
    "manufacturer": "Nexperia",
    "package": "DHVQFN-14-EP(2.5x3)",
    "pin_count": 15,
    "category": "Logic",
    "subcategory": "Inverters",
    "datasheet": "https://assets.nexperia.com/documents/data-sheet/74LV14BQ.pdf",
    "parts": {
      "symbol": "74lv14bq.kicad_sym",
      "footprint": "74lv14bq.kicad_mod",
      "model_3d": "74lv14bq-hero.glb",
      "model_3d_plain": "74lv14bq-etched.glb",
      "model_3d_step": "74lv14bq-etched.step",
      "model_3d_step_plain": "74lv14bq.step",
      "lbr": "74lv14bq.lbr"
    },
    "distributor_links": {
      "lcsc": "C547900"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T00:10:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error",
        "error": "The read operation timed out"
      },
      "mouser": {
        "pn": null,
        "status": "error",
        "error": "The read operation timed out"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1A",
        "type": "input",
        "description": "Data input of inverting Schmitt-trigger buffer 1; input voltage must stay between 0 V and VCC (Table 5)."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "output",
        "description": "Data output of inverting Schmitt-trigger buffer 1; output voltage must stay between 0 V and VCC and output current is limited to ±25 mA (Table 4)."
      },
      {
        "number": "3",
        "name": "2A",
        "type": "input",
        "description": "Data input of inverting Schmitt-trigger buffer 2; input voltage must stay between 0 V and VCC (Table 5)."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Data output of inverting Schmitt-trigger buffer 2; output voltage must stay between 0 V and VCC and output current is limited to ±25 mA (Table 4)."
      },
      {
        "number": "5",
        "name": "3A",
        "type": "input",
        "description": "Data input of inverting Schmitt-trigger buffer 3; input voltage must stay between 0 V and VCC (Table 5)."
      },
      {
        "number": "6",
        "name": "3Y",
        "type": "output",
        "description": "Data output of inverting Schmitt-trigger buffer 3; output voltage must stay between 0 V and VCC and output current is limited to ±25 mA (Table 4)."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V) reference for all device voltages."
      },
      {
        "number": "8",
        "name": "4Y",
        "type": "output",
        "description": "Data output of inverting Schmitt-trigger buffer 4; output voltage must stay between 0 V and VCC and output current is limited to ±25 mA (Table 4)."
      },
      {
        "number": "9",
        "name": "4A",
        "type": "input",
        "description": "Data input of inverting Schmitt-trigger buffer 4; input voltage must stay between 0 V and VCC (Table 5)."
      },
      {
        "number": "10",
        "name": "5Y",
        "type": "output",
        "description": "Data output of inverting Schmitt-trigger buffer 5; output voltage must stay between 0 V and VCC and output current is limited to ±25 mA (Table 4)."
      },
      {
        "number": "11",
        "name": "5A",
        "type": "input",
        "description": "Data input of inverting Schmitt-trigger buffer 5; input voltage must stay between 0 V and VCC (Table 5)."
      },
      {
        "number": "12",
        "name": "6Y",
        "type": "output",
        "description": "Data output of inverting Schmitt-trigger buffer 6; output voltage must stay between 0 V and VCC and output current is limited to ±25 mA (Table 4)."
      },
      {
        "number": "13",
        "name": "6A",
        "type": "input",
        "description": "Data input of inverting Schmitt-trigger buffer 6; input voltage must stay between 0 V and VCC (Table 5)."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; recommended range is 1.0 V to 5.5 V (Table 5)."
      },
      {
        "number": "15",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: The datasheet gives no pin number for the exposed thermal pad of the DHVQFN14 package. It is labelle; The BQ pinning drawing is scrambled in the text extraction. The pin numbers were mapped from the lef; Pin descriptions are limited to what the datasheet states. The datasheet describes the data input an",
          "exposed pad 15 added from the footprint"
        ],
        "pages_sent": 15,
        "cost_usd": 0.0717,
        "at": "2026-10-18T00:06:51"
      },
      "datasheet": {
        "url": "https://assets.nexperia.com/documents/data-sheet/74LV14BQ.pdf",
        "pages": 15,
        "sha256": "91070d02ff13a940",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 15,
        "described": 15,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
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        "checked": "2026-10-18",
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      },
      {
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Nexperia",
      "Package": "DHVQFN-14-EP(2.5x3)",
      "Category": "Logic",
      "Pins": "15"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "91070d02ff13a94091c9e84bf629e34c788baa749d7ac79b4756fbad9cafb0c4",
      "rows": [
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          "name": "supply voltage (absolute maximum)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "input clamping current",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VI < -0.5 V or VI > VCC + 0.5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "output clamping current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VO < -0.5 V or VO > VCC + 0.5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "output current",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "VO = -0.5 V to (VCC + 0.5 V)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "supply current",
          "symbol": "ICC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
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        },
        {
          "name": "ground current",
          "symbol": "IGND",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -50,
          "typ": null,
          "max": null,
          "conditions": "",
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        {
          "name": "storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "total power dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Tamb = -40 °C to +125 °C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "supply voltage (recommended)",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1,
          "typ": 3.3,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "input voltage",
          "symbol": "VI",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
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          "conditions": "",
          "source_page": 4,
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        {
          "name": "output voltage",
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          "kind": "recommended_operating",
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          "min": 0,
          "typ": null,
          "max": null,
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          "source_page": 4,
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        },
        {
          "name": "ambient temperature",
          "symbol": "Tamb",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": 25,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.8,
          "typ": 2,
          "max": null,
          "conditions": "VI = VT+ or VT-; IO = -100 μA; VCC = 2.0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": 2.7,
          "max": null,
          "conditions": "VI = VT+ or VT-; IO = -100 μA; VCC = 2.7 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.8,
          "typ": 3,
          "max": null,
          "conditions": "VI = VT+ or VT-; IO = -100 μA; VCC = 3.0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.3,
          "typ": 4.5,
          "max": null,
          "conditions": "VI = VT+ or VT-; IO = -100 μA; VCC = 4.5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.2,
          "typ": 2.82,
          "max": null,
          "conditions": "VI = VT+ or VT-; IO = -6 mA; VCC = 3.0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 3.5,
          "typ": 4.2,
          "max": null,
          "conditions": "VI = VT+ or VT-; IO = -12 mA; VCC = 4.5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0,
          "max": 0.2,
          "conditions": "VI = VT+ or VT-; IO = 100 μA; VCC = 2.0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.25,
          "max": 0.5,
          "conditions": "VI = VT+ or VT-; IO = 6 mA; VCC = 3.0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.35,
          "max": 0.65,
          "conditions": "VI = VT+ or VT-; IO = 12 mA; VCC = 4.5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "input leakage current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VI = VCC or GND; VCC = 5.5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "supply current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "VI = VCC or GND; IO = 0 A; VCC = 5.5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "additional supply current",
          "symbol": "ΔICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 850,
          "conditions": "per input; VI = VCC - 0.6 V; VCC = 2.7 V to 3.6 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "propagation delay nA to nY",
          "symbol": "tpd",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 27,
          "max": 48,
          "conditions": "nA to nY; see Fig. 4; VCC = 2.0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "propagation delay nA to nY",
          "symbol": "tpd",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 20,
          "max": 35,
          "conditions": "nA to nY; see Fig. 4; VCC = 2.7 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "propagation delay nA to nY",
          "symbol": "tpd",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 15,
          "max": 28,
          "conditions": "nA to nY; see Fig. 4; VCC = 3.0 V to 3.6 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "propagation delay nA to nY",
          "symbol": "tpd",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 23,
          "conditions": "nA to nY; see Fig. 4; VCC = 4.5 V to 5.5 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "positive-going threshold voltage",
          "symbol": "VT+",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": 1.1,
          "max": 1.4,
          "conditions": "VCC = 2.0 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "positive-going threshold voltage",
          "symbol": "VT+",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": 1.45,
          "max": 2,
          "conditions": "VCC = 2.7 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "positive-going threshold voltage",
          "symbol": "VT+",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": 1.6,
          "max": 2.2,
          "conditions": "VCC = 3.0 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "positive-going threshold voltage",
          "symbol": "VT+",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": 1.95,
          "max": 2.4,
          "conditions": "VCC = 3.6 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "positive-going threshold voltage",
          "symbol": "VT+",
          "kind": "electrical",
          "unit": "V",
          "min": 1.7,
          "typ": 2.5,
          "max": 3.15,
          "conditions": "VCC = 4.5 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "positive-going threshold voltage",
          "symbol": "VT+",
          "kind": "electrical",
          "unit": "V",
          "min": 2.1,
          "typ": 3,
          "max": 3.85,
          "conditions": "VCC = 5.5 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "negative-going threshold voltage",
          "symbol": "VT-",
          "kind": "electrical",
          "unit": "V",
          "min": 0.3,
          "typ": 0.65,
          "max": 0.9,
          "conditions": "VCC = 2.0 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "negative-going threshold voltage",
          "symbol": "VT-",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": 0.9,
          "max": 1.4,
          "conditions": "VCC = 2.7 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "negative-going threshold voltage",
          "symbol": "VT-",
          "kind": "electrical",
          "unit": "V",
          "min": 0.6,
          "typ": 1.05,
          "max": 1.5,
          "conditions": "VCC = 3.0 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "negative-going threshold voltage",
          "symbol": "VT-",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": 1.3,
          "max": 1.8,
          "conditions": "VCC = 3.6 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "negative-going threshold voltage",
          "symbol": "VT-",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": 1.6,
          "max": 2,
          "conditions": "VCC = 4.5 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "negative-going threshold voltage",
          "symbol": "VT-",
          "kind": "electrical",
          "unit": "V",
          "min": 1.1,
          "typ": 2,
          "max": 2.6,
          "conditions": "VCC = 5.5 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "hysteresis voltage",
          "symbol": "VH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.2,
          "typ": 0.55,
          "max": 0.8,
          "conditions": "VCC = 2.0 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "hysteresis voltage",
          "symbol": "VH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.3,
          "typ": 0.6,
          "max": 1.1,
          "conditions": "VCC = 2.7 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "hysteresis voltage",
          "symbol": "VH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": 0.65,
          "max": 1.2,
          "conditions": "VCC = 3.0 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "hysteresis voltage",
          "symbol": "VH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": 0.7,
          "max": 1.2,
          "conditions": "VCC = 3.6 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "hysteresis voltage",
          "symbol": "VH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": 0.8,
          "max": 1.4,
          "conditions": "VCC = 4.5 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "hysteresis voltage",
          "symbol": "VH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.6,
          "typ": 1,
          "max": 1.5,
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}