MC14017BDR2G

{
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  "type": "component",
  "slug": "mc14017bdr2g",
  "title": "MC14017BDR2G",
  "brief": "onsemi Counters / Dividers, SOIC-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "MC14017BDR2G",
    "manufacturer": "onsemi",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Counters / Dividers",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/mc14017b-d.pdf",
    "parts": {
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      "footprint": "mc14017bdr2g.kicad_mod",
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      "lbr": "mc14017bdr2g.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "Q5",
        "type": "output",
        "description": "Decoded output Q5. Active-high decimal decode output, high only during the 5th count of the Johnson sequence; otherwise low. CMOS push-pull output; drive typically -1.3 mA source / 1.3 mA sink at VDD=10 V."
      },
      {
        "number": "2",
        "name": "Q1",
        "type": "output",
        "description": "Decoded output Q1. Active-high decimal decode output, high only during the 1st count of the Johnson sequence; otherwise low. CMOS push-pull output."
      },
      {
        "number": "3",
        "name": "Q0",
        "type": "output",
        "description": "Decoded output Q0. Active-high decimal decode output, high only during the 0th count of the Johnson sequence and after RESET; otherwise low."
      },
      {
        "number": "4",
        "name": "Q2",
        "type": "output",
        "description": "Decoded output Q2. Active-high decimal decode output, high only during the 2nd count of the Johnson sequence; otherwise low."
      },
      {
        "number": "5",
        "name": "Q6",
        "type": "output",
        "description": "Decoded output Q6. Active-high decimal decode output, high only during the 6th count of the Johnson sequence; otherwise low."
      },
      {
        "number": "6",
        "name": "Q7",
        "type": "output",
        "description": "Decoded output Q7. Active-high decimal decode output, high only during the 7th count of the Johnson sequence; otherwise low."
      },
      {
        "number": "7",
        "name": "Q3",
        "type": "output",
        "description": "Decoded output Q3. Active-high decimal decode output, high only during the 3rd count of the Johnson sequence; otherwise low."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply / ground reference. Tie to 0 V. All input and output voltages are referenced to VSS."
      },
      {
        "number": "9",
        "name": "Q8",
        "type": "output",
        "description": "Decoded output Q8. Active-high decimal decode output, high only during the 8th count of the Johnson sequence; otherwise low."
      },
      {
        "number": "10",
        "name": "Q4",
        "type": "output",
        "description": "Decoded output Q4. Active-high decimal decode output, high only during the 4th count of the Johnson sequence; otherwise low."
      },
      {
        "number": "11",
        "name": "Q9",
        "type": "output",
        "description": "Decoded output Q9. Active-high decimal decode output, high only during the 9th (last) count of the Johnson sequence; otherwise low."
      },
      {
        "number": "12",
        "name": "Cout",
        "type": "output",
        "description": "Carry Out. High while the internal count is 0-4 and low while 5-9, producing one full clock cycle per ten input clocks. Used to cascade multiple MC14017B stages for divide-by-N counting."
      },
      {
        "number": "13",
        "name": "CE",
        "type": "input",
        "description": "Clock Enable (active-low, shown overlined as CE). When low the CLOCK input advances the counter on positive edges; when high the counter is inhibited. Can alternatively be used as a negative-edge clock while CLOCK is held low."
      },
      {
        "number": "14",
        "name": "CLOCK",
        "type": "input",
        "description": "Clock input. Counter advances on the positive-going edge when CE is low. DC clock input circuit allows unlimited rise/fall times. Max clock frequency 5 MHz at VDD=5 V, 12 MHz at 10 V, 16 MHz at 15 V."
      },
      {
        "number": "15",
        "name": "RESET",
        "type": "input",
        "description": "Asynchronous master reset (active-high). When high, forces counter to state 0 (Q0 high, Q1-Q9 low, Cout high). Must be low for normal counting."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage. Operating range 3.0 to 18 Vdc (absolute max -0.5 to +18 V). Bypass locally with a ceramic capacitor to VSS."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/mc14017b-d.pdf",
        "pages": 8,
        "sha256": "cd6005a17166a6cd",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    },
    "viewers": {
      "symbol": "viewers/symbol.html",
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    "logic": {
      "family_id": "CD4017",
      "logic_family": "CD4000",
      "function_code": "4017",
      "function_class": "Counter",
      "function_name": "Decade Counter / Divider with 10 Decoded Outputs",
      "manufacturer": "Onsemi (Motorola legacy)",
      "is_specialty": false
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOIC-16",
      "Category": "Logic",
      "Pins": "16"
    }
  },
  "sections": [
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    "info"
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  "discovery_triggers": [
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  "discovery_pitch": "MC14017BDR2G (onsemi) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "MC14017BDG",
      "kind": "unknown"
    },
    {
      "mpn": "MC14017BDR2GNLV14017BDG",
      "kind": "packaging"
    },
    {
      "mpn": "MC14017BDR2G",
      "kind": "packaging"
    },
    {
      "mpn": "MC14017BDR2GNLV14017BDR2G",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-28T18:41:37.646Z"
}