74VHC126FT

{
  "slug": "74vhc126ft",
  "version": "0.1.0",
  "type": "component",
  "description": "TOSHIBA Buffers, Drivers, Receivers, Transceivers, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "74vhc126ft",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "74vhc126ft.kicad_sym",
    "74vhc126ft.kicad_mod",
    "74vhc126ft.glb",
    "74vhc126ft.step",
    "74vhc126ft.lbr",
    "docs/hero.png",
    "docs/74vhc126ft-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "74vhc126ft-hero.glb",
    "74vhc126ft-hero.overlay.json",
    "74vhc126ft-etched.glb"
  ],
  "component": {
    "mpn": "74VHC126FT",
    "manufacturer": "TOSHIBA",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Buffers, Drivers, Receivers, Transceivers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e49c23fdbddda211892bdc27de77c914.pdf",
    "parts": {
      "symbol": "74vhc126ft.kicad_sym",
      "footprint": "74vhc126ft.kicad_mod",
      "model_3d": "74vhc126ft-hero.glb",
      "model_3d_plain": "74vhc126ft-etched.glb",
      "model_3d_step": "74vhc126ft-etched.step",
      "model_3d_step_plain": "74vhc126ft.step",
      "lbr": "74vhc126ft.lbr"
    },
    "distributor_links": {
      "lcsc": "C5346742"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T09:42:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1G",
        "type": "input",
        "description": "Active-high 3-state control input for buffer 1; output 1Y is high impedance when 1G is low (74VHC126FT), input accepts 0 to 5.5 V."
      },
      {
        "number": "2",
        "name": "1A",
        "type": "input",
        "description": "Data input of buffer 1, accepts 0 to 5.5 V regardless of supply voltage."
      },
      {
        "number": "3",
        "name": "1Y",
        "type": "tri_state",
        "description": "3-state non-inverted output of buffer 1, high impedance when 1G is low."
      },
      {
        "number": "4",
        "name": "2G",
        "type": "input",
        "description": "Active-high 3-state control input for buffer 2; output 2Y is high impedance when 2G is low, input accepts 0 to 5.5 V."
      },
      {
        "number": "5",
        "name": "2A",
        "type": "input",
        "description": "Data input of buffer 2, accepts 0 to 5.5 V regardless of supply voltage."
      },
      {
        "number": "6",
        "name": "2Y",
        "type": "tri_state",
        "description": "3-state non-inverted output of buffer 2, high impedance when 2G is low."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin (0 V reference)."
      },
      {
        "number": "8",
        "name": "3Y",
        "type": "tri_state",
        "description": "3-state non-inverted output of buffer 3, high impedance when 3G is low."
      },
      {
        "number": "9",
        "name": "3A",
        "type": "input",
        "description": "Data input of buffer 3, accepts 0 to 5.5 V regardless of supply voltage."
      },
      {
        "number": "10",
        "name": "3G",
        "type": "input",
        "description": "Active-high 3-state control input for buffer 3; output 3Y is high impedance when 3G is low, input accepts 0 to 5.5 V."
      },
      {
        "number": "11",
        "name": "4Y",
        "type": "tri_state",
        "description": "3-state non-inverted output of buffer 4, high impedance when 4G is low."
      },
      {
        "number": "12",
        "name": "4A",
        "type": "input",
        "description": "Data input of buffer 4, accepts 0 to 5.5 V regardless of supply voltage."
      },
      {
        "number": "13",
        "name": "4G",
        "type": "input",
        "description": "Active-high 3-state control input for buffer 4; output 4Y is high impedance when 4G is low, input accepts 0 to 5.5 V."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin, operating range 2.0 V to 5.5 V (absolute maximum -0.5 to 7.0 V)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.3059,
        "at": "2026-10-27T09:41:43"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e49c23fdbddda211892bdc27de77c914.pdf",
        "pages": 8,
        "sha256": "b13a699612b57a3f",
        "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": "74vhc126ft.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.0
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "74vhc126ft-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.0
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d93a389bc03d4563dea8a2e5e7a21b48c1d4d74272d3be0f9b1b7b93b2f4b337",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}