SN74LV138ADR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn74lv138adr",
  "title": "SN74LV138ADR",
  "brief": "Texas Instruments Signal Switches, Multiplexers, Decoders, SOIC-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",
    "sn74lv138adr",
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  "component": {
    "mpn": "SN74LV138ADR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Signal Switches, Multiplexers, Decoders",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74lv138a.pdf",
    "parts": {
      "symbol": "sn74lv138adr.kicad_sym",
      "footprint": "sn74lv138adr.kicad_mod",
      "model_3d": "sn74lv138adr-etched.glb",
      "model_3d_plain": "sn74lv138adr.glb",
      "model_3d_step": "sn74lv138adr-etched.step",
      "model_3d_step_plain": "sn74lv138adr.step",
      "lbr": "sn74lv138adr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2653277",
      "digikey": "296-1676-2-ND",
      "mouser": "595-SN74LV138ADR"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T01:11:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-1676-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN74LV138ADR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Binary-select address input 0 for 3-line decoder."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Binary-select address input 1 for 3-line decoder."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Binary-select address input 2 for 3-line decoder."
      },
      {
        "number": "4",
        "name": "G0",
        "type": "input",
        "description": "Active-low strobe input to enable decoder operation."
      },
      {
        "number": "5",
        "name": "G1",
        "type": "input",
        "description": "Active-low strobe input to enable decoder operation."
      },
      {
        "number": "6",
        "name": "G2",
        "type": "input",
        "description": "Active-high strobe input to enable decoder operation."
      },
      {
        "number": "7",
        "name": "Y7",
        "type": "output",
        "description": "Decoded output 7."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "9",
        "name": "Y6",
        "type": "output",
        "description": "Decoded output 6."
      },
      {
        "number": "10",
        "name": "Y5",
        "type": "output",
        "description": "Decoded output 5."
      },
      {
        "number": "11",
        "name": "Y4",
        "type": "output",
        "description": "Decoded output 4."
      },
      {
        "number": "12",
        "name": "Y3",
        "type": "output",
        "description": "Decoded output 3."
      },
      {
        "number": "13",
        "name": "Y2",
        "type": "output",
        "description": "Decoded output 2."
      },
      {
        "number": "14",
        "name": "Y1",
        "type": "output",
        "description": "Decoded output 1."
      },
      {
        "number": "15",
        "name": "Y0",
        "type": "output",
        "description": "Decoded output 0."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply, 2V to 5.5V operating range."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 9,
        "cost_usd": 0.1064,
        "at": "2026-10-01T01:10:50"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74lv138a.pdf",
        "pages": 40,
        "sha256": "2c24708519ee350d",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-16",
      "Category": "Logic",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "sn74lv138adr"
  ],
  "discovery_pitch": "SN74LV138ADR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "sn74lv138adr.step",
    "sn74lv138adr.lbr",
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    "docs/sn74lv138adr-datasheet.pdf",
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    "viewers/footprint.html"
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  "visibility": {
    "public": true
  }
}