CD4541NS14ARDQ

{
  "slug": "cd4541ns14ardq",
  "version": "0.1.0",
  "type": "component",
  "description": "GR Timers / Counters, SOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock-timing",
    "cd4541ns14ardq",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "cd4541ns14ardq.step",
    "cd4541ns14ardq.lbr",
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    "docs/cd4541ns14ardq-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "cd4541ns14ardq-hero.overlay.json",
    "cd4541ns14ardq-etched.glb"
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  "component": {
    "mpn": "CD4541NS14ARDQ",
    "manufacturer": "GR",
    "package": "SOP-14",
    "pin_count": 14,
    "category": "Clock/Timing",
    "subcategory": "Timers / Counters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604434511077646336",
    "parts": {
      "symbol": "cd4541ns14ardq.kicad_sym",
      "footprint": "cd4541ns14ardq.kicad_mod",
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      "model_3d_plain": "cd4541ns14ardq-etched.glb",
      "model_3d_step": "cd4541ns14ardq-etched.step",
      "model_3d_step_plain": "cd4541ns14ardq.step",
      "lbr": "cd4541ns14ardq.lbr"
    },
    "distributor_links": {
      "lcsc": "C42375455"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T05:55:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "logic": {
      "family_id": "CD4541",
      "logic_family": "CD4000",
      "function_code": "4541",
      "base_function_code": null,
      "function_class": null,
      "function_name": null,
      "channel_count": null,
      "input_count_per_channel": null,
      "manufacturer": "Texas Instruments",
      "is_specialty": false
    },
    "pins": [
      {
        "number": "1",
        "name": "RTC",
        "type": "input",
        "description": "Timing pin of the built-in RC oscillator, which is set by external resistor and capacitor components; the datasheet gives only the name and input class for this pin."
      },
      {
        "number": "2",
        "name": "CTC",
        "type": "input",
        "description": "Timing pin of the built-in RC oscillator, which is set by external resistor and capacitor components; the datasheet gives only the name and input class for this pin."
      },
      {
        "number": "3",
        "name": "RS",
        "type": "input",
        "description": "External clock input that can be applied in place of the internal RC oscillator, with the oscillator frequency range stated as DC to 100 kHz."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "5",
        "name": "AUTO RESET",
        "type": "input",
        "description": "Logic 0 enables the automatic power-on reset, which requires VDD greater than 5 V for reliable operation, and logic 1 disables it so counting starts only after a positive MASTER RESET pulse."
      },
      {
        "number": "6",
        "name": "MASTER RESET",
        "type": "input",
        "description": "Logic 1 applies master reset, which clears the counter and disables the oscillator during reset, and logic 0 is master reset off."
      },
      {
        "number": "7",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference (0 V) for all voltages on the device."
      },
      {
        "number": "8",
        "name": "OUTPUT",
        "type": "output",
        "description": "Timer output, taken as Q or Q-bar from the 8th, 10th, 13th or 16th counter stage as selected by inputs A and B."
      },
      {
        "number": "9",
        "name": "Q/Q SELECT",
        "type": "output",
        "description": "Selects whether the output is initially low after reset (Q) or initially high after reset (Q-bar)."
      },
      {
        "number": "10",
        "name": "MODE",
        "type": "input",
        "description": "Logic 0 selects single transition mode and logic 1 selects recycle mode, which gives a continuous square wave at the oscillator frequency divided by 2^N."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "12",
        "name": "A",
        "type": "input",
        "description": "Time-select input that, together with B, chooses the counter stage (8th, 10th, 13th or 16th) used for the output."
      },
      {
        "number": "13",
        "name": "B",
        "type": "input",
        "description": "Time-select input that, together with A, chooses the counter stage (8th, 10th, 13th or 16th) used for the output."
      },
      {
        "number": "14",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply, specified for digital operation from 3 V to 18 V, with an absolute maximum of -0.5 V to 20 V referenced to VSS."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet lists Q/Q SELECT as type O (output), but its function is a select input that chooses Q; The pin table gives only names and input class for RTC and CTC. Their exact connection to the extern; The pin table (page 3) is shared by the DIP, SOP and TSSOP variants and does not name a package. Fig"
        ],
        "pages_sent": 9,
        "cost_usd": 0.056,
        "at": "2026-11-06T05:55:21"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604434511077646336",
        "pages": 9,
        "sha256": "082df2806cf2314a",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
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        "checked": "2026-11-06",
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        "checked": "2026-11-06",
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  }
}