SN74LV126APWR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn74lv126apwr",
  "title": "SN74LV126APWR",
  "brief": "Texas Instruments Buffers, Drivers, Receivers, Transceivers, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "sn74lv126apwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN74LV126APWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Buffers, Drivers, Receivers, Transceivers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74lv126a.pdf",
    "parts": {
      "symbol": "sn74lv126apwr.kicad_sym",
      "footprint": "sn74lv126apwr.kicad_mod",
      "model_3d": "sn74lv126apwr-hero.glb",
      "model_3d_plain": "sn74lv126apwr.glb",
      "model_3d_step": "sn74lv126apwr-etched.step",
      "model_3d_step_plain": "sn74lv126apwr.step",
      "lbr": "sn74lv126apwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2675505",
      "digikey": "296-12992-2-ND",
      "mouser": "595-SN74LV126APWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T01:39:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-12992-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN74LV126APWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1OE",
        "type": "input",
        "description": "Output enable for channel 1; when low, output 1Y is disabled to high impedance, and when high the buffer passes 1A to 1Y."
      },
      {
        "number": "2",
        "name": "1A",
        "type": "input",
        "description": "Data input for channel 1; inputs are 5.5V tolerant at any valid VCC, allowing translation down to VCC."
      },
      {
        "number": "3",
        "name": "1Y",
        "type": "output",
        "description": "3-state buffer output for channel 1, high impedance when 1OE is low."
      },
      {
        "number": "4",
        "name": "2OE",
        "type": "input",
        "description": "Output enable for channel 2; when low, output 2Y is disabled to high impedance, and when high the buffer passes 2A to 2Y."
      },
      {
        "number": "5",
        "name": "2A",
        "type": "input",
        "description": "Data input for channel 2; inputs are 5.5V tolerant at any valid VCC, allowing translation down to VCC."
      },
      {
        "number": "6",
        "name": "2Y",
        "type": "output",
        "description": "3-state buffer output for channel 2, high impedance when 2OE is low."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "8",
        "name": "3Y",
        "type": "output",
        "description": "3-state buffer output for channel 3, high impedance when 3OE is low."
      },
      {
        "number": "9",
        "name": "3A",
        "type": "input",
        "description": "Data input for channel 3; inputs are 5.5V tolerant at any valid VCC, allowing translation down to VCC."
      },
      {
        "number": "10",
        "name": "3OE",
        "type": "input",
        "description": "Output enable for channel 3; when low, output 3Y is disabled to high impedance, and when high the buffer passes 3A to 3Y."
      },
      {
        "number": "11",
        "name": "4Y",
        "type": "output",
        "description": "3-state buffer output for channel 4, high impedance when 4OE is low."
      },
      {
        "number": "12",
        "name": "4A",
        "type": "input",
        "description": "Data input for channel 4; inputs are 5.5V tolerant at any valid VCC, allowing translation down to VCC."
      },
      {
        "number": "13",
        "name": "4OE",
        "type": "input",
        "description": "Output enable for channel 4; when low, output 4Y is disabled to high impedance, and when high the buffer passes 4A to 4Y."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; operating range is 2V to 5.5V per the recommended operating conditions."
      }
    ],
    "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: Pinout is shared by the D, DB, DGV, NS and PW packages (Figure 4-1 and Table 4-1). The PW (TSSOP-14); Pin types are mapped to KiCad classes from the datasheet's I/O/power designations: OE and A pins as "
        ],
        "pages_sent": 27,
        "cost_usd": 0.0972,
        "at": "2026-10-08T01:39:05"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74lv126a.pdf",
        "pages": 27,
        "sha256": "204663db429773ab",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sn74lv126apwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74lv126apwr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          5,
          1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f57418f1f3fdb549658798e5f65eb234f1bd0866fabc1fb493083a2a3a7c6125",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-14",
      "Category": "Logic",
      "Pins": "14"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sn74lv126apwr"
  ],
  "discovery_pitch": "SN74LV126APWR (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"
  },
  "files": [
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    "README.md",
    "sn74lv126apwr.kicad_sym",
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    "sn74lv126apwr.step",
    "sn74lv126apwr.lbr",
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    "docs/sn74lv126apwr-datasheet.pdf",
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    "viewers/footprint.html",
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  "visibility": {
    "public": true
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}