CD4026BE

{
  "schema_version": 1,
  "type": "component",
  "slug": "cd4026be",
  "title": "CD4026BE",
  "brief": "Texas Instruments Counters, Dividers, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "cd4026be",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CD4026BE",
    "manufacturer": "Texas Instruments",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Counters, Dividers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cd4026b",
    "parts": {
      "symbol": "cd4026be.kicad_sym",
      "footprint": "cd4026be.kicad_mod",
      "model_3d": "cd4026be-etched.glb",
      "model_3d_plain": "cd4026be.glb",
      "model_3d_step": "cd4026be-etched.step",
      "model_3d_step_plain": "cd4026be.step",
      "lbr": "cd4026be.lbr"
    },
    "distributor_links": {
      "lcsc": "C89909"
    },
    "pins": [
      {
        "number": "1",
        "name": "CLOCK",
        "type": "input",
        "description": "Schmitt-triggered clock input; the decade counter advances one count on the positive-going clock transition when CLOCK INHIBIT is low."
      },
      {
        "number": "2",
        "name": "CLOCK INHIBIT",
        "type": "input",
        "description": "When held high this input blocks counter advancement via the CLOCK line; it can also be used as a negative-edge clock input when the CLOCK line is held high."
      },
      {
        "number": "3",
        "name": "DISPLAY ENABLE IN",
        "type": "input",
        "description": "When low, forces the seven decoded outputs (a-g) low regardless of counter state, enabling low-power multiplexed-display operation; outputs go high on selection only when this pin is high."
      },
      {
        "number": "4",
        "name": "DISPLAY ENABLE OUT",
        "type": "output",
        "description": "Display-enable output associated with the DISPLAY ENABLE IN gating function, used to cascade display-enable/multiplex control to additional decade stages."
      },
      {
        "number": "5",
        "name": "CARRY OUT",
        "type": "output",
        "description": "Completes one cycle every ten CLOCK input cycles and is used to clock the succeeding decade directly in a multi-decade counting chain; not gated by DISPLAY ENABLE and therefore available continuously."
      },
      {
        "number": "6",
        "name": "f",
        "type": "output",
        "description": "Decoded 7-segment output f; illuminates the corresponding display segment, going high on selection only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "7",
        "name": "g",
        "type": "output",
        "description": "Decoded 7-segment output g; illuminates the corresponding display segment, going high on selection only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply/ground reference terminal; all voltages including VDD are referenced to VSS."
      },
      {
        "number": "9",
        "name": "d",
        "type": "output",
        "description": "Decoded 7-segment output d; illuminates the corresponding display segment, going high on selection only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "10",
        "name": "a",
        "type": "output",
        "description": "Decoded 7-segment output a; illuminates the corresponding display segment, going high on selection only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "11",
        "name": "e",
        "type": "output",
        "description": "Decoded 7-segment output e; illuminates the corresponding display segment, going high on selection only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "12",
        "name": "b",
        "type": "output",
        "description": "Decoded 7-segment output b; illuminates the corresponding display segment, going high on selection only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "13",
        "name": "c",
        "type": "output",
        "description": "Decoded 7-segment output c; illuminates the corresponding display segment, going high on selection only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "14",
        "name": "UNGATED \"C\" SEGMENT OUT",
        "type": "output",
        "description": "Ungated version of the c-segment decoder output that is not gated by DISPLAY ENABLE and is available continuously, required for implementing divide-by-60/divide-by-12 divider functions."
      },
      {
        "number": "15",
        "name": "RESET",
        "type": "input",
        "description": "A high level on this pin clears the decade counter to its zero count."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply pin; absolute maximum DC supply-voltage range referenced to VSS is -0.5 V to +20 V, with a recommended operating supply range of 3 V to 18 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-sonnet-5",
        "primary_mode": "vision",
        "consensus_model": "claude-opus-4-8",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.3604,
        "at": "2026-09-23T19:54:48"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cd4026b",
        "pages": 19,
        "sha256": "7ac59b14788365ef",
        "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": "cd4026be.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd4026be-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5c75f2bffdac13332e0b613c91c9d114c262cfa254bfc409d898d759a3764e27",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "DIP-16",
      "Category": "Logic",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cd4026be"
  ],
  "discovery_pitch": "CD4026BE (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd4026be.kicad_sym",
    "cd4026be.kicad_mod",
    "cd4026be.glb",
    "cd4026be.step",
    "cd4026be.lbr",
    "docs/hero.png",
    "docs/cd4026be-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T18:40:48.280Z"
}