TC74HC4050AFTEL

{
  "slug": "tc74hc4050aftel",
  "version": "0.1.0",
  "type": "component",
  "description": "TOSHIBA Buffers, Drivers, Receivers, Transceivers, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "tc74hc4050aftel",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tc74hc4050aftel.kicad_sym",
    "tc74hc4050aftel.kicad_mod",
    "tc74hc4050aftel.glb",
    "tc74hc4050aftel.step",
    "tc74hc4050aftel.lbr",
    "docs/hero.png",
    "docs/tc74hc4050aftel-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tc74hc4050aftel-hero.glb",
    "tc74hc4050aftel-hero.overlay.json",
    "tc74hc4050aftel-etched.glb"
  ],
  "component": {
    "mpn": "TC74HC4050AFTEL",
    "manufacturer": "TOSHIBA",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Buffers, Drivers, Receivers, Transceivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603118785599717376",
    "parts": {
      "symbol": "tc74hc4050aftel.kicad_sym",
      "footprint": "tc74hc4050aftel.kicad_mod",
      "model_3d": "tc74hc4050aftel-hero.glb",
      "model_3d_plain": "tc74hc4050aftel-etched.glb",
      "model_3d_step": "tc74hc4050aftel-etched.step",
      "model_3d_step_plain": "tc74hc4050aftel.step",
      "lbr": "tc74hc4050aftel.lbr"
    },
    "distributor_links": {
      "lcsc": "C3755193",
      "mouser": "757-TC74HC4050AFTEL"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T09:37:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": "757-TC74HC4050AFTEL",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin; operating range 2.0 V to 6.0 V (absolute maximum -0.5 to 7.0 V)."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "output",
        "description": "Buffer 1 non-inverting output; symmetrical drive of |IOH| = IOL = 6 mA (min)."
      },
      {
        "number": "3",
        "name": "1A",
        "type": "input",
        "description": "Buffer 1 input; accepts 0 V to 15 V independent of VCC, unused inputs must be tied to VCC or GND."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Buffer 2 non-inverting output; symmetrical drive of |IOH| = IOL = 6 mA (min)."
      },
      {
        "number": "5",
        "name": "2A",
        "type": "input",
        "description": "Buffer 2 input; accepts 0 V to 15 V independent of VCC, unused inputs must be tied to VCC or GND."
      },
      {
        "number": "6",
        "name": "3Y",
        "type": "output",
        "description": "Buffer 3 non-inverting output; symmetrical drive of |IOH| = IOL = 6 mA (min)."
      },
      {
        "number": "7",
        "name": "3A",
        "type": "input",
        "description": "Buffer 3 input; accepts 0 V to 15 V independent of VCC, unused inputs must be tied to VCC or GND."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin (0 V reference)."
      },
      {
        "number": "9",
        "name": "4A",
        "type": "input",
        "description": "Buffer 4 input; accepts 0 V to 15 V independent of VCC, unused inputs must be tied to VCC or GND."
      },
      {
        "number": "10",
        "name": "4Y",
        "type": "output",
        "description": "Buffer 4 non-inverting output; symmetrical drive of |IOH| = IOL = 6 mA (min)."
      },
      {
        "number": "11",
        "name": "5A",
        "type": "input",
        "description": "Buffer 5 input; accepts 0 V to 15 V independent of VCC, unused inputs must be tied to VCC or GND."
      },
      {
        "number": "12",
        "name": "5Y",
        "type": "output",
        "description": "Buffer 5 non-inverting output; symmetrical drive of |IOH| = IOL = 6 mA (min)."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "14",
        "name": "6A",
        "type": "input",
        "description": "Buffer 6 input; accepts 0 V to 15 V independent of VCC, unused inputs must be tied to VCC or GND."
      },
      {
        "number": "15",
        "name": "6Y",
        "type": "output",
        "description": "Buffer 6 non-inverting output; symmetrical drive of |IOH| = IOL = 6 mA (min)."
      },
      {
        "number": "16",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      }
    ],
    "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": 0.2971,
        "at": "2026-10-19T09:34:59"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603118785599717376",
        "pages": 8,
        "sha256": "e1089c0201747c18",
        "source_tier": "lcsc"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "tc74hc4050aftel.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tc74hc4050aftel-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e11221efb70cecc8b13334774f24237c16004c1ecc98fe0bb27d87c4f4f21962",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}