74LVX138MTCX

{
  "schema_version": 1,
  "type": "component",
  "slug": "74lvx138mtcx",
  "title": "74LVX138MTCX",
  "brief": "onsemi Signal Switches, Multiplexers, Decoders, TSSOP-16. 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",
    "74lvx138mtcx",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "74LVX138MTCX",
    "manufacturer": "onsemi",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Signal Switches, Multiplexers, Decoders",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/74lvx138mtcx-d.pdf",
    "parts": {
      "symbol": "74lvx138mtcx.kicad_sym",
      "footprint": "74lvx138mtcx.kicad_mod",
      "model_3d": "74lvx138mtcx-hero.glb",
      "model_3d_plain": "74lvx138mtcx-etched.glb",
      "model_3d_step": "74lvx138mtcx-etched.step",
      "model_3d_step_plain": "74lvx138mtcx.step",
      "lbr": "74lvx138mtcx.lbr"
    },
    "distributor_links": {
      "lcsc": "C903396",
      "digikey": "74LVX138MTCXTR-ND",
      "mouser": "512-74LVX138MTCX"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:20:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "74LVX138MTCXTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "512-74LVX138MTCX",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Address input A0 (least significant bit) of the three binary-weighted inputs; unused inputs must be held HIGH or LOW and may not float; accepts up to 5.5V."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Address input A1 of the three binary-weighted inputs; unused inputs must be held HIGH or LOW and may not float; accepts up to 5.5V."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Address input A2 (most significant bit) of the three binary-weighted inputs; unused inputs must be held HIGH or LOW and may not float; accepts up to 5.5V."
      },
      {
        "number": "4",
        "name": "E1",
        "type": "input",
        "description": "Active-LOW enable input; outputs are all HIGH unless E1 and E2 are LOW and E3 is HIGH."
      },
      {
        "number": "5",
        "name": "E2",
        "type": "input",
        "description": "Active-LOW enable input; outputs are all HIGH unless E1 and E2 are LOW and E3 is HIGH."
      },
      {
        "number": "6",
        "name": "E3",
        "type": "input",
        "description": "Active-HIGH enable input; outputs are all HIGH unless E1 and E2 are LOW and E3 is HIGH."
      },
      {
        "number": "7",
        "name": "O7",
        "type": "output",
        "description": "Active-LOW decoded output 7, driven LOW only when enabled and address is 111."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0V) supply pin."
      },
      {
        "number": "9",
        "name": "O6",
        "type": "output",
        "description": "Active-LOW decoded output 6, driven LOW only when enabled and address is 110."
      },
      {
        "number": "10",
        "name": "O5",
        "type": "output",
        "description": "Active-LOW decoded output 5, driven LOW only when enabled and address is 101."
      },
      {
        "number": "11",
        "name": "O4",
        "type": "output",
        "description": "Active-LOW decoded output 4, driven LOW only when enabled and address is 100."
      },
      {
        "number": "12",
        "name": "O3",
        "type": "output",
        "description": "Active-LOW decoded output 3, driven LOW only when enabled and address is 011."
      },
      {
        "number": "13",
        "name": "O2",
        "type": "output",
        "description": "Active-LOW decoded output 2, driven LOW only when enabled and address is 010."
      },
      {
        "number": "14",
        "name": "O1",
        "type": "output",
        "description": "Active-LOW decoded output 1, driven LOW only when enabled and address is 001."
      },
      {
        "number": "15",
        "name": "O0",
        "type": "output",
        "description": "Active-LOW decoded output 0, driven LOW only when enabled and address is 000."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage, recommended 2.0V to 3.6V (absolute maximum -0.5V to +7.0V)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
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        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet has one connection diagram shared by the M, SJ and MTC (TSSOP-16) packages. The pin nu",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.2499,
        "at": "2026-10-18T05:14:57"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/74lvx138mtcx-d.pdf",
        "pages": 9,
        "sha256": "0327b2ba9b2e8912",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "TSSOP-16",
      "Category": "Logic",
      "Pins": "16"
    },
    "characteristics": {
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      "rows": [
        {
          "name": "Supply voltage (VCC) absolute max",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
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        {
          "name": "DC input voltage",
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        {
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        {
          "name": "DC input diode current",
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        },
        {
          "name": "DC output diode current",
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          "kind": "absolute_maximum",
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        {
          "name": "DC output diode current",
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        {
          "name": "DC output source or sink current",
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          "unit": "mA",
          "min": -25,
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        {
          "name": "DC VCC or ground current",
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          "unit": "mA",
          "min": -75,
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          "max": 75,
          "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,
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        {
          "name": "Power dissipation",
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          "kind": "absolute_maximum",
          "unit": "mW",
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          "name": "Supply voltage (VCC) recommended",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
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          "min": 0,
          "typ": null,
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        {
          "name": "Output voltage",
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          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "printed as 0V to VCC",
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          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
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          "min": -40,
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          "source_page": 4,
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        {
          "name": "Input rise and fall time",
          "symbol": "Δt/ΔV",
          "kind": "recommended_operating",
          "unit": "ns/V",
          "min": 0,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "HIGH level input voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "VCC 2.0 V; limit over TA -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "HIGH level input voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "VCC 3.0 V; limit over TA -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "HIGH level input voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": null,
          "max": null,
          "conditions": "VCC 3.6 V; limit over TA -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "LOW level input voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC 2.0 V; limit over TA -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "LOW level input voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "VCC 3.0 V; limit over TA -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "HIGH level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": 2,
          "max": null,
          "conditions": "VCC 2.0 V; VIN = VIL or VIH, IOH = -50 µA; typ at TA=25°C, limit over -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "HIGH level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.9,
          "typ": 3,
          "max": null,
          "conditions": "VCC 3.0 V; IOH = -50 µA; typ at TA=25°C, limit over -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "HIGH level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.48,
          "typ": null,
          "max": null,
          "conditions": "VCC 3.0 V; IOH = -4 mA; limit over TA -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "LOW level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0,
          "max": 0.1,
          "conditions": "VCC 2.0 V; VIN = VIL or VIH, IOL = 50 µA; typ at TA=25°C, limit over -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "LOW level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.44,
          "conditions": "VCC 3.0 V; IOL = 4 mA; limit over TA -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VCC 3.6 V; VIN = 5.5 V or GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent supply current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 4,
          "max": 40,
          "conditions": "VCC 3.6 V; VIN = VCC or GND; max over TA -40 to +85°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiet output maximum dynamic VOL",
          "symbol": "VOLP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.3,
          "max": 0.5,
          "conditions": "VCC 3.3 V; CL 50 pF; TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiet output minimum dynamic VOL",
          "symbol": "VOLV",
          "kind": "electrical",
          "unit": "V",
          "min": -0.5,
          "typ": -0.3,
          "max": null,
          "conditions": "VCC 3.3 V; CL 50 pF; TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum HIGH level dynamic input voltage",
          "symbol": "VIHD",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "VCC 3.3 V; CL 50 pF; TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum LOW level dynamic input voltage",
          "symbol": "VILD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "VCC 3.3 V; CL 50 pF; TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay An to On",
          "symbol": "tPLH",
          "kind": "electrical",
          "unit": "ns",
          "min": 1,
          "typ": 7.1,
          "max": 16.5,
          "conditions": "VCC 2.7 V; CL 15 pF; typ at TA=25°C (max 13.8), limit over -40 to +85°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay An to On",
          "symbol": "tPHL",
          "kind": "electrical",
          "unit": "ns",
          "min": 1,
          "typ": 9.6,
          "max": 20,
          "conditions": "VCC 2.7 V; CL 50 pF; typ at TA=25°C (max 17.3), limit over -40 to +85°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay An to On",
          "symbol": "tPLH",
          "kind": "electrical",
          "unit": "ns",
          "min": 1,
          "typ": 5.5,
          "max": 10.5,
          "conditions": "VCC 3.3 ±0.3 V; CL 15 pF; typ at TA=25°C (max 8.8), limit over -40 to +85°C",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Propagation delay An to On",
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          "min": 1,
          "typ": 8,
          "max": 14,
          "conditions": "VCC 3.3 ±0.3 V; CL 50 pF; typ at TA=25°C (max 12.3), limit over -40 to +85°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay E1 or E2 to On",
          "symbol": "tPLH",
          "kind": "electrical",
          "unit": "ns",
          "min": 1,
          "typ": 8.8,
          "max": 18.5,
          "conditions": "VCC 2.7 V; CL 15 pF; typ at TA=25°C (max 16.0), limit over -40 to +85°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay E1 or E2 to On",
          "symbol": "tPHL",
          "kind": "electrical",
          "unit": "ns",
          "min": 1,
          "typ": 11.3,
          "max": 22,
          "conditions": "VCC 2.7 V; CL 50 pF; typ at TA=25°C (max 19.5), limit over -40 to +85°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay E1 or E2 to On",
          "symbol": "tPLH",
          "kind": "electrical",
          "unit": "ns",
          "min": 1,
          "typ": 6.9,
          "max": 11.5,
          "conditions": "VCC 3.3 ±0.3 V; CL 15 pF; typ at TA=25°C (max 10.4), limit over -40 to +85°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay E1 or E2 to On",
          "symbol": "tPHL",
          "kind": "electrical",
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          "min": 1,
          "typ": 9.4,
          "max": 15,
          "conditions": "VCC 3.3 ±0.3 V; CL 50 pF; typ at TA=25°C (max 13.9), limit over -40 to +85°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay E3 to On",
          "symbol": "tPLH",
          "kind": "electrical",
          "unit": "ns",
          "min": 1,
          "typ": 8.7,
          "max": 19.5,
          "conditions": "VCC 2.7 V; CL 15 pF; typ at TA=25°C (max 16.3), limit over -40 to +85°C",
          "source_page": 5,
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        {
          "name": "Propagation delay E3 to On",
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          "typ": 11.2,
          "max": 23,
          "conditions": "VCC 2.7 V; CL 50 pF; typ at TA=25°C (max 19.8), limit over -40 to +85°C",
          "source_page": 5,
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        {
          "name": "Propagation delay E3 to On",
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          "max": 12.5,
          "conditions": "VCC 3.3 ±0.3 V; CL 15 pF; typ at TA=25°C (max 10.6), limit over -40 to +85°C",
          "source_page": 5,
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        {
          "name": "Propagation delay E3 to On",
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