MC14536BDWR2G

{
  "slug": "mc14536bdwr2g",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Timers / Counters, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "clock-timing",
    "mc14536bdwr2g",
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    "docs/mc14536bdwr2g-datasheet.pdf",
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  "component": {
    "mpn": "MC14536BDWR2G",
    "manufacturer": "onsemi",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Clock/Timing",
    "subcategory": "Timers / Counters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588883701513506817",
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    "distributor_links": {
      "lcsc": "C233511",
      "digikey": "MC14536BDWR2GOSTR-ND",
      "mouser": "863-MC14536BDWR2G"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T09:08:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MC14536BDWR2GOSTR-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
        "pn": "863-MC14536BDWR2G",
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    },
    "pins": [
      {
        "number": "1",
        "name": "SET",
        "type": "input",
        "description": "A high on Set asynchronously forces Decode Out high and resets the 24 flip-flop stages, and while high it disables the on-chip RC oscillator."
      },
      {
        "number": "2",
        "name": "RESET",
        "type": "input",
        "description": "A high on Reset asynchronously forces Decode Out low and resets all 24 flip-flop stages to low, and it also disables the on-chip RC oscillator."
      },
      {
        "number": "3",
        "name": "IN1",
        "type": "input",
        "description": "The internal counters advance on the negative-going edge of this input, which can be an external clock or part of an RC oscillator with OUT1 and OUT2."
      },
      {
        "number": "4",
        "name": "OUT1",
        "type": "output",
        "description": "Buffered output used with IN1 to form an RC oscillator; when an external clock is used it may be left unconnected or drive 1 LSTTL or several CMOS loads."
      },
      {
        "number": "5",
        "name": "OUT2",
        "type": "output",
        "description": "Buffered output used with IN1 to form an RC oscillator; when an external clock is used it may be left unconnected or drive 1 LSTTL or several CMOS loads."
      },
      {
        "number": "6",
        "name": "8-BYPASS",
        "type": "input",
        "description": "A high on this input bypasses the first eight flip-flop stages, leaving a 16-stage counter with all 16 stages selectable by A, B, C and D."
      },
      {
        "number": "7",
        "name": "CLOCK INHIBIT",
        "type": "input",
        "description": "A high on this input disconnects the first counter stage from the clocking source, holding the present count while the clocking source may keep running."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference pin; all voltages in the datasheet are referenced to VSS."
      },
      {
        "number": "9",
        "name": "A",
        "type": "input",
        "description": "Together with B, C and D, selects the flip-flop stage connected to Decode Out as given in the truth tables."
      },
      {
        "number": "10",
        "name": "B",
        "type": "input",
        "description": "Together with A, C and D, selects the flip-flop stage connected to Decode Out as given in the truth tables."
      },
      {
        "number": "11",
        "name": "C",
        "type": "input",
        "description": "Together with A, B and D, selects the flip-flop stage connected to Decode Out as given in the truth tables."
      },
      {
        "number": "12",
        "name": "D",
        "type": "input",
        "description": "Together with A, B and C, selects the flip-flop stage connected to Decode Out as given in the truth tables."
      },
      {
        "number": "13",
        "name": "DECODE OUT",
        "type": "output",
        "description": "Output function depends on configuration; with the monostable disabled it is a 50% duty cycle square wave during free run."
      },
      {
        "number": "14",
        "name": "OSC INHIBIT",
        "type": "input",
        "description": "A high level stops the RC oscillator for very low-power standby operation, and it can also be used with an external clock much like Clock Inhibit."
      },
      {
        "number": "15",
        "name": "MONO-IN",
        "type": "passive",
        "description": "Timing pin for the on-chip monostable: tying it to VSS disables the monostable, while a resistor to VDD enables it, with the resistor limited to 5 k to 100 k and the external capacitor to a maximum of 1000 pF."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply pin; the device supply range is 3.0 Vdc to 18 Vdc, with a maximum DC supply rating of −0.5 to +18.0 V referenced to VSS."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The PIN ASSIGNMENT drawing on page 1 is garbled in the extracted text (pin numbers and names are not; The datasheet does not give a formal electrical type for MONO-IN; 'passive' was chosen because it is; The datasheet describes OUT1 and OUT2 as buffered outputs that can also form an RC oscillator with I"
        ],
        "pages_sent": 15,
        "cost_usd": 0.0828,
        "at": "2026-10-20T09:07:44"
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        "pages": 15,
        "sha256": "8275d9a502a7e313",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
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}