M74HC14YTTR

{
  "slug": "m74hc14yttr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Inverters, TSSOP-14. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "m74hc14yttr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "m74hc14yttr.kicad_sym",
    "m74hc14yttr.kicad_mod",
    "m74hc14yttr.glb",
    "m74hc14yttr.step",
    "m74hc14yttr.lbr",
    "docs/hero.png",
    "docs/m74hc14yttr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "m74hc14yttr-hero.glb",
    "m74hc14yttr-hero.overlay.json",
    "m74hc14yttr-etched.glb"
  ],
  "component": {
    "mpn": "M74HC14YTTR",
    "manufacturer": "STMicroelectronics",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Inverters",
    "datasheet": "https://www.st.com/resource/en/datasheet/m74hc14yttr.pdf",
    "parts": {
      "symbol": "m74hc14yttr.kicad_sym",
      "footprint": "m74hc14yttr.kicad_mod",
      "model_3d": "m74hc14yttr-hero.glb",
      "model_3d_plain": "m74hc14yttr-etched.glb",
      "model_3d_step": "m74hc14yttr-etched.step",
      "model_3d_step_plain": "m74hc14yttr.step",
      "lbr": "m74hc14yttr.lbr"
    },
    "distributor_links": {
      "lcsc": "C5269254",
      "digikey": "497-14387-2-ND",
      "mouser": "511-M74HC14YTTR"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T23:31:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-14387-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-M74HC14YTTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1A",
        "type": "input",
        "description": "Data input 1A of the hex Schmitt inverter; per the datasheet, all inputs have a 20 % VCC hysteresis level."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "output",
        "description": "Data output 1Y, the inverted logic output of gate 1 (Y is H when A is L and L when A is H, per the truth table)."
      },
      {
        "number": "3",
        "name": "2A",
        "type": "input",
        "description": "Data input 2A of the hex Schmitt inverter; per the datasheet, all inputs have a 20 % VCC hysteresis level."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Data output 2Y, the inverted logic output of gate 2 (Y is H when A is L and L when A is H, per the truth table)."
      },
      {
        "number": "5",
        "name": "3A",
        "type": "input",
        "description": "Data input 3A of the hex Schmitt inverter; per the datasheet, all inputs have a 20 % VCC hysteresis level."
      },
      {
        "number": "6",
        "name": "3Y",
        "type": "output",
        "description": "Data output 3Y, the inverted logic output of gate 3 (Y is H when A is L and L when A is H, per the truth table)."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V) reference for the device."
      },
      {
        "number": "8",
        "name": "4Y",
        "type": "output",
        "description": "Data output 4Y, the inverted logic output of gate 4 (Y is H when A is L and L when A is H, per the truth table)."
      },
      {
        "number": "9",
        "name": "4A",
        "type": "input",
        "description": "Data input 4A of the hex Schmitt inverter; per the datasheet, all inputs have a 20 % VCC hysteresis level."
      },
      {
        "number": "10",
        "name": "5Y",
        "type": "output",
        "description": "Data output 5Y, the inverted logic output of gate 5 (Y is H when A is L and L when A is H, per the truth table)."
      },
      {
        "number": "11",
        "name": "5A",
        "type": "input",
        "description": "Data input 5A of the hex Schmitt inverter; per the datasheet, all inputs have a 20 % VCC hysteresis level."
      },
      {
        "number": "12",
        "name": "6Y",
        "type": "output",
        "description": "Data output 6Y, the inverted logic output of gate 6 (Y is H when A is L and L when A is H, per the truth table)."
      },
      {
        "number": "13",
        "name": "6A",
        "type": "input",
        "description": "Data input 6A of the hex Schmitt inverter; per the datasheet, all inputs have a 20 % VCC hysteresis level."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage; the recommended operating range is 2 to 6 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/m74hc14yttr.pdf",
        "pages": 15,
        "sha256": "bfc8ae82393e0d60",
        "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": "m74hc14yttr.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": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "m74hc14yttr-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": "95d3023acda8f14be1f54716b911e8398273085cfa2ced49552a9691f912799a",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "TSSOP14",
      "source_page": 11,
      "D": {
        "nom_mm": 5.0,
        "range_mm": [
          4.9,
          5.1
        ]
      },
      "E1": {
        "nom_mm": 4.4,
        "range_mm": [
          4.3,
          4.5
        ]
      },
      "E": {
        "nom_mm": 6.4,
        "range_mm": [
          6.2,
          6.6
        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.2,
        "range_mm": [
          null,
          1.2
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "m74hc14yttr.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}