CD74HC4050PWR

{
  "schema_version": 1,
  "type": "component",
  "slug": "cd74hc4050pwr",
  "title": "CD74HC4050PWR",
  "brief": "Texas Instruments Buffer/Driver/Transceiver, TSSOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "logic",
    "cd74hc4050pwr"
  ],
  "component": {
    "mpn": "CD74HC4050PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Buffer/Driver/Transceiver",
    "datasheet": "https://www.ti.com/lit/ds/symlink/cd74hc4050.pdf",
    "parts": {
      "symbol": "cd74hc4050pwr.kicad_sym",
      "footprint": "cd74hc4050pwr.kicad_mod",
      "model_3d": "cd74hc4050pwr-etched.glb",
      "model_3d_plain": "cd74hc4050pwr.glb",
      "model_3d_step": "cd74hc4050pwr-etched.step",
      "model_3d_step_plain": "cd74hc4050pwr.step",
      "lbr": "cd74hc4050pwr.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage. 2 V to 6 V operating range; absolute maximum -0.5 V to 7 V."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "output",
        "description": "Buffer 1 non-inverting output. Follows the logic level at input 1A, referenced to VCC/GND supply rails."
      },
      {
        "number": "3",
        "name": "1A",
        "type": "input",
        "description": "Buffer 1 input. Tolerates input voltages up to 15 V regardless of VCC (level-translation feature)."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Buffer 2 non-inverting output. Follows the logic level at input 2A, referenced to VCC/GND supply rails."
      },
      {
        "number": "5",
        "name": "2A",
        "type": "input",
        "description": "Buffer 2 input. Tolerates input voltages up to 15 V regardless of VCC (level-translation feature)."
      },
      {
        "number": "6",
        "name": "3Y",
        "type": "output",
        "description": "Buffer 3 non-inverting output. Follows the logic level at input 3A, referenced to VCC/GND supply rails."
      },
      {
        "number": "7",
        "name": "3A",
        "type": "input",
        "description": "Buffer 3 input. Tolerates input voltages up to 15 V regardless of VCC (level-translation feature)."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0 V)."
      },
      {
        "number": "9",
        "name": "4A",
        "type": "input",
        "description": "Buffer 4 input. Tolerates input voltages up to 15 V regardless of VCC (level-translation feature)."
      },
      {
        "number": "10",
        "name": "4Y",
        "type": "output",
        "description": "Buffer 4 non-inverting output. Follows the logic level at input 4A, referenced to VCC/GND supply rails."
      },
      {
        "number": "11",
        "name": "5A",
        "type": "input",
        "description": "Buffer 5 input. Tolerates input voltages up to 15 V regardless of VCC (level-translation feature)."
      },
      {
        "number": "12",
        "name": "5Y",
        "type": "output",
        "description": "Buffer 5 non-inverting output. Follows the logic level at input 5A, referenced to VCC/GND supply rails."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Leave floating or tie as convenient for layout."
      },
      {
        "number": "14",
        "name": "6A",
        "type": "input",
        "description": "Buffer 6 input. Tolerates input voltages up to 15 V regardless of VCC (level-translation feature)."
      },
      {
        "number": "15",
        "name": "6Y",
        "type": "output",
        "description": "Buffer 6 non-inverting output. Follows the logic level at input 6A, referenced to VCC/GND supply rails."
      },
      {
        "number": "16",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection on the '4050 variant (this pin is used by the '4049 for VCC). Leave floating."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/cd74hc4050.pdf",
        "pages": 11,
        "sha256": "fd93e49f9eae7912",
        "source_tier": "mfr"
      },
      "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"
    },
    "logic": {
      "family_id": "74HC4050",
      "logic_family": "74HC",
      "function_code": "4050",
      "function_class": "Buffer",
      "function_name": "Hex Non-Inverting Buffer / Level Translator",
      "manufacturer": "Texas Instruments",
      "is_specialty": false
    },
    "models_3d": [
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        "file": "cd74hc4050pwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd74hc4050pwr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "981981ec85b9dc8cd49fb3d4b0a7d8a12ae381b920784178dda35473925c5160",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-16",
      "Category": "Logic",
      "Pins": "16"
    }
  },
  "sections": [
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    "readme",
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  "discovery_triggers": [
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  "discovery_pitch": "CD74HC4050PWR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd74hc4050pwr.kicad_sym",
    "cd74hc4050pwr.kicad_mod",
    "cd74hc4050pwr.glb",
    "cd74hc4050pwr.step",
    "cd74hc4050pwr-etched.step",
    "cd74hc4050pwr.lbr",
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    "docs/cd74hc4050pwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
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  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "CD74HC4050PWR",
      "kind": "packaging"
    },
    {
      "mpn": "CD74HC4050PWRPWT",
      "kind": "packaging"
    },
    {
      "mpn": "CD74HC4050PWRE",
      "kind": "packaging"
    },
    {
      "mpn": "CD74HC4050PWRM",
      "kind": "packaging"
    },
    {
      "mpn": "CD74HC4050PWRMT",
      "kind": "packaging"
    },
    {
      "mpn": "CD74HC4050PWRM96",
      "kind": "packaging"
    },
    {
      "mpn": "CD74HC4050PWRNSR",
      "kind": "packaging"
    },
    {
      "mpn": "CD74HC4050PWRF3A",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T18:54:32.276Z"
}