CD4050BDR

{
  "schema_version": 1,
  "type": "component",
  "slug": "cd4050bdr",
  "title": "CD4050BDR",
  "brief": "Texas Instruments Buffer/Driver/Transceiver, SOIC-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "cd4050bdr"
  ],
  "component": {
    "mpn": "CD4050BDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Buffer/Driver/Transceiver",
    "datasheet": "https://www.ti.com/lit/ds/symlink/cd4050b.pdf",
    "parts": {
      "symbol": "cd4050bdr.kicad_sym",
      "footprint": "cd4050bdr.kicad_mod",
      "model_3d": "cd4050bdr-etched.glb",
      "model_3d_plain": "cd4050bdr.glb",
      "model_3d_step": "cd4050bdr-etched.step",
      "model_3d_step_plain": "cd4050bdr.step",
      "lbr": "cd4050bdr.lbr"
    },
    "distributor_links": {
      "digikey": "296-31503-2-ND",
      "lcsc": "C352821"
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage. Recommended operating range 3 V to 18 V; absolute max 20 V referenced to VSS."
      },
      {
        "number": "2",
        "name": "G",
        "type": "output",
        "description": "Non-inverting buffer output 1 (G = A). Drives up to 2 TTL loads; typical IOL ≥ 3.3 mA at VOL ≤ 0.4 V with VCC = 5 V."
      },
      {
        "number": "3",
        "name": "A",
        "type": "input",
        "description": "Buffer input 1. High-impedance CMOS input; VIH may exceed VCC (up to 15 V regardless of VCC), enabling logic-level down-conversion."
      },
      {
        "number": "4",
        "name": "H",
        "type": "output",
        "description": "Non-inverting buffer output 2 (H = B)."
      },
      {
        "number": "5",
        "name": "B",
        "type": "input",
        "description": "Buffer input 2. High-impedance CMOS input; VIH may exceed VCC."
      },
      {
        "number": "6",
        "name": "I",
        "type": "output",
        "description": "Non-inverting buffer output 3 (I = C)."
      },
      {
        "number": "7",
        "name": "C",
        "type": "input",
        "description": "Buffer input 3. High-impedance CMOS input; VIH may exceed VCC."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply / ground reference (0 V in single-supply operation)."
      },
      {
        "number": "9",
        "name": "D",
        "type": "input",
        "description": "Buffer input 4. High-impedance CMOS input; VIH may exceed VCC."
      },
      {
        "number": "10",
        "name": "J",
        "type": "output",
        "description": "Non-inverting buffer output 4 (J = D)."
      },
      {
        "number": "11",
        "name": "E",
        "type": "input",
        "description": "Buffer input 5. High-impedance CMOS input; VIH may exceed VCC."
      },
      {
        "number": "12",
        "name": "K",
        "type": "output",
        "description": "Non-inverting buffer output 5 (K = E)."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Leave floating or tie to VSS/VCC per board practice."
      },
      {
        "number": "14",
        "name": "F",
        "type": "input",
        "description": "Buffer input 6. High-impedance CMOS input; VIH may exceed VCC."
      },
      {
        "number": "15",
        "name": "L",
        "type": "output",
        "description": "Non-inverting buffer output 6 (L = F)."
      },
      {
        "number": "16",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/cd4050b.pdf",
        "pages": 39,
        "sha256": "ee56c7e624d98e37",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -4.445
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-16_3.9x9.9mm_P1.27mm@sha256:f9b5075740f7816c",
      "mark": "drawn"
    },
    "logic": {
      "family_id": "CD4050",
      "logic_family": "CD4000",
      "function_code": "4050",
      "function_class": "Buffer",
      "function_name": "Hex Non-Inverting Buffer / Level Translator",
      "manufacturer": "Texas Instruments",
      "is_specialty": false
    },
    "models_3d": [
      {
        "file": "cd4050bdr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd4050bdr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b551ad09fc02f694315745426018bb73a75b9fb01495354c3a3044f78aa63e15",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-16",
      "Category": "Logic",
      "Pins": "16"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cd4050bdr"
  ],
  "discovery_pitch": "CD4050BDR (Texas Instruments) 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",
    "cd4050bdr.kicad_sym",
    "cd4050bdr.kicad_mod",
    "cd4050bdr.glb",
    "cd4050bdr.step",
    "cd4050bdr-etched.step",
    "cd4050bdr.lbr",
    "docs/hero.png",
    "docs/cd4050bdr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "CD4050BDRD",
      "kind": "packaging"
    },
    {
      "mpn": "CD4050BDR",
      "kind": "packaging"
    },
    {
      "mpn": "CD4050BDRDW",
      "kind": "packaging"
    },
    {
      "mpn": "CD4050BDRDWR",
      "kind": "packaging"
    },
    {
      "mpn": "CD4050BDRE",
      "kind": "packaging"
    },
    {
      "mpn": "CD4050BDRNS",
      "kind": "packaging"
    },
    {
      "mpn": "CD4050BDRNSR",
      "kind": "packaging"
    },
    {
      "mpn": "CD4050BDRPW",
      "kind": "packaging"
    },
    {
      "mpn": "CD4050BDRPWR",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T18:42:07.607Z"
}