MC74ACT14DR2G

{
  "schema_version": 1,
  "type": "component",
  "slug": "mc74act14dr2g",
  "title": "MC74ACT14DR2G",
  "brief": "onsemi Inverters, SOIC-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "mc74act14dr2g"
  ],
  "component": {
    "mpn": "MC74ACT14DR2G",
    "manufacturer": "onsemi",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Inverters",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/mc74act14-d.pdf",
    "parts": {
      "symbol": "mc74act14dr2g.kicad_sym",
      "footprint": "mc74act14dr2g.kicad_mod",
      "model_3d": "mc74act14dr2g-etched.glb",
      "model_3d_plain": "mc74act14dr2g.glb",
      "model_3d_step": "mc74act14dr2g-etched.step",
      "model_3d_step_plain": "mc74act14dr2g.step",
      "lbr": "mc74act14dr2g.lbr"
    },
    "distributor_links": {
      "digikey": "MC74ACT14DR2GOSTR-ND",
      "mouser": "863-MC74ACT14DR2G",
      "lcsc": "C7316"
    },
    "pins": [
      {
        "number": "1",
        "name": "1A",
        "type": "input",
        "description": "Schmitt-trigger input to inverter 1. TTL-compatible input thresholds: Vt+ = 2.0 V max, Vt- = 0.8 V min at VCC = 4.5-5.5 V, providing ~1.2 V typical hysteresis."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "output",
        "description": "Inverted CMOS output of gate 1 (Y = /A). Sources/sinks up to 24 mA; VOH >= 4.4 V and VOL <= 0.44 V at VCC = 4.5 V."
      },
      {
        "number": "3",
        "name": "2A",
        "type": "input",
        "description": "Schmitt-trigger input to inverter 2. Same TTL-compatible thresholds and hysteresis as 1A."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Inverted CMOS output of gate 2 (Y = /A). +/-24 mA drive capability."
      },
      {
        "number": "5",
        "name": "3A",
        "type": "input",
        "description": "Schmitt-trigger input to inverter 3."
      },
      {
        "number": "6",
        "name": "3Y",
        "type": "output",
        "description": "Inverted CMOS output of gate 3 (Y = /A). +/-24 mA drive."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0 V) for the device. All input/output voltages are referenced to this pin."
      },
      {
        "number": "8",
        "name": "4Y",
        "type": "output",
        "description": "Inverted CMOS output of gate 4 (Y = /A). +/-24 mA drive."
      },
      {
        "number": "9",
        "name": "4A",
        "type": "input",
        "description": "Schmitt-trigger input to inverter 4."
      },
      {
        "number": "10",
        "name": "5Y",
        "type": "output",
        "description": "Inverted CMOS output of gate 5 (Y = /A). +/-24 mA drive."
      },
      {
        "number": "11",
        "name": "5A",
        "type": "input",
        "description": "Schmitt-trigger input to inverter 5."
      },
      {
        "number": "12",
        "name": "6Y",
        "type": "output",
        "description": "Inverted CMOS output of gate 6 (Y = /A). +/-24 mA drive."
      },
      {
        "number": "13",
        "name": "6A",
        "type": "input",
        "description": "Schmitt-trigger input to inverter 6."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply. Recommended VCC = 4.5-5.5 V for the ACT14 (TTL-input) variant; absolute max -0.5 V to +7.0 V. Bypass locally with a 0.1 uF ceramic to GND."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/mc74act14-d.pdf",
        "pages": 8,
        "sha256": "df4f1a83cbbb5fc0",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -3.81
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-14_3.9x8.7mm_P1.27mm@sha256:a885b619b22880c9",
      "mark": "drawn"
    },
    "logic": {
      "family_id": "74ACT14",
      "logic_family": "74ACT",
      "function_code": "14",
      "function_class": "Gate",
      "function_name": "Hex Schmitt-Trigger Inverter",
      "manufacturer": "Onsemi (Motorola legacy)",
      "is_specialty": false
    },
    "models_3d": [
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        "file": "mc74act14dr2g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          8.7,
          1.75
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "mc74act14dr2g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "zmin_mm": -0.0,
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        "sha256": "32399bc3e448693cb0c725d51e82278c14a819e797bdaaf4f29b86c64c7b2331",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOIC-14",
      "Category": "Logic",
      "Pins": "14"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "mc74act14dr2g"
  ],
  "discovery_pitch": "MC74ACT14DR2G (onsemi) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mc74act14dr2g.kicad_sym",
    "mc74act14dr2g.kicad_mod",
    "mc74act14dr2g.glb",
    "mc74act14dr2g.step",
    "mc74act14dr2g-etched.step",
    "mc74act14dr2g.lbr",
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    "docs/mc74act14dr2g-datasheet.pdf",
    "viewers/symbol.html",
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  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "MC74ACT14DR2GD",
      "kind": "packaging"
    },
    {
      "mpn": "MC74ACT14DR2GDG",
      "kind": "packaging"
    },
    {
      "mpn": "MC74ACT14DR2G",
      "kind": "packaging"
    },
    {
      "mpn": "MC74ACT14DR2GN",
      "kind": "packaging"
    },
    {
      "mpn": "MC74ACT14DR2GNG",
      "kind": "packaging"
    },
    {
      "mpn": "MC74ACT14DR2GDTR2",
      "kind": "packaging"
    },
    {
      "mpn": "MC74ACT14DR2GDTR2G",
      "kind": "packaging"
    },
    {
      "mpn": "MC74ACT14DR2GMEL",
      "kind": "packaging"
    },
    {
      "mpn": "MC74ACT14DR2GMELG",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-28T18:50:52.050Z"
}