CD4520BE

{
  "schema_version": 1,
  "type": "component",
  "slug": "cd4520be",
  "title": "CD4520BE",
  "brief": "lingxingic 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",
    "cd4520be",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CD4520BE",
    "manufacturer": "lingxingic",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Counters, Dividers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603372377103888384",
    "parts": {
      "symbol": "cd4520be.kicad_sym",
      "footprint": "cd4520be.kicad_mod",
      "model_3d": "cd4520be-hero.glb",
      "model_3d_plain": "cd4520be-etched.glb",
      "model_3d_step": "cd4520be-etched.step",
      "model_3d_step_plain": "cd4520be.step",
      "lbr": "cd4520be.lbr"
    },
    "distributor_links": {
      "lcsc": "C24833636",
      "digikey": "296-2077-ND",
      "mouser": "595-CD4520BE"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T14:57:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-2077-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-CD4520BE",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CP0_1",
        "type": "input",
        "description": "Clock input of counter 1 that advances the count on a LOW-to-HIGH transition (per the function table, with CP1 LOW and MR LOW)."
      },
      {
        "number": "2",
        "name": "CP1_1",
        "type": "input",
        "description": "Clock input of counter 1 that advances the count on a HIGH-to-LOW transition (per the function table, with CP0 LOW and MR LOW)."
      },
      {
        "number": "3",
        "name": "Q0_1",
        "type": "output",
        "description": "Output Q0 of counter 1 (bit 0); forced LOW while MR is HIGH."
      },
      {
        "number": "4",
        "name": "Q1_1",
        "type": "output",
        "description": "Output Q1 of counter 1 (bit 1); forced LOW while MR is HIGH."
      },
      {
        "number": "5",
        "name": "Q2_1",
        "type": "output",
        "description": "Output Q2 of counter 1 (bit 2); forced LOW while MR is HIGH."
      },
      {
        "number": "6",
        "name": "Q3_1",
        "type": "output",
        "description": "Output Q3 of counter 1 (bit 3); forced LOW while MR is HIGH."
      },
      {
        "number": "7",
        "name": "MR_1",
        "type": "input",
        "description": "Master reset input for counter 1; a HIGH level sets nQ0 to nQ3 LOW."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground supply voltage; all voltages in the datasheet are referenced to VSS (0 V)."
      },
      {
        "number": "9",
        "name": "CP0_2",
        "type": "input",
        "description": "Clock input of counter 2 that advances the count on a LOW-to-HIGH transition (per the function table, with CP1 LOW and MR LOW)."
      },
      {
        "number": "10",
        "name": "CP1_2",
        "type": "input",
        "description": "Clock input of counter 2 that advances the count on a HIGH-to-LOW transition (per the function table, with CP0 LOW and MR LOW)."
      },
      {
        "number": "11",
        "name": "Q0_2",
        "type": "output",
        "description": "Output Q0 of counter 2 (bit 0); forced LOW while MR is HIGH."
      },
      {
        "number": "12",
        "name": "Q1_2",
        "type": "output",
        "description": "Output Q1 of counter 2 (bit 1); forced LOW while MR is HIGH."
      },
      {
        "number": "13",
        "name": "Q2_2",
        "type": "output",
        "description": "Output Q2 of counter 2 (bit 2); forced LOW while MR is HIGH."
      },
      {
        "number": "14",
        "name": "Q3_2",
        "type": "output",
        "description": "Output Q3 of counter 2 (bit 3); forced LOW while MR is HIGH."
      },
      {
        "number": "15",
        "name": "MR_2",
        "type": "input",
        "description": "Master reset input for counter 2; a HIGH level sets nQ0 to nQ3 LOW."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage; recommended operating range is 3 V to 15 V, with an absolute maximum of 18 V."
      }
    ],
    "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 Pin Configurations diagram text on page 4 is garbled; the pin numbers and names were taken from ; The DIP16 variant is mapped to MPN CD4520BE from the ordering table on page 3, where the CD4520BE ma; Pin descriptions state only functions from the datasheet; the datasheet gives no per-pin electrical "
        ],
        "pages_sent": 15,
        "cost_usd": 0.0521,
        "at": "2026-10-16T14:56:44"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603372377103888384",
        "pages": 15,
        "sha256": "a7eb971499055315",
        "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": "cd4520be.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": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd4520be-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": [
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "063e06b26bedc830990231ec99e2b4b0747cf32803d650dc40e884819ca24fbe",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "lingxingic",
      "Package": "DIP-16",
      "Category": "Logic",
      "Pins": "16"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a7eb971499055315b7e5488c78e234629a68d547eb5078675403fbdb74de1071",
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          "name": "IDD supply current (5V)",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 7.5,
          "conditions": "VDD=5V; VI=5V or GND; IO=0A; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "IDD supply current (10V)",
          "symbol": "IDD",
          "kind": "electrical",
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          "typ": null,
          "max": 15,
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          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "IDD supply current (15V)",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
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          "max": 30,
          "conditions": "VDD=15V; VI=15V or GND; IO=0A; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level input voltage (5V)",
          "symbol": "VIH",
          "kind": "electrical",
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          "min": 3.5,
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          "name": "HIGH-level input voltage (10V)",
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          "name": "HIGH-level input voltage (15V)",
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        },
        {
          "name": "LOW-level input voltage (5V)",
          "symbol": "VIL",
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          "name": "LOW-level input voltage (10V)",
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          "conditions": "VDD=10V; Tamb=-40℃ to +125℃",
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          "source": "datasheet"
        },
        {
          "name": "LOW-level input voltage (15V)",
          "symbol": "VIL",
          "kind": "electrical",
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          "min": null,
          "typ": null,
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          "conditions": "VDD=15V; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage (5V)",
          "symbol": "VOH",
          "kind": "electrical",
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          "typ": null,
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          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage (10V)",
          "symbol": "VOH",
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          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output voltage (15V)",
          "symbol": "VOH",
          "kind": "electrical",
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          "typ": null,
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          "conditions": "VDD=15V; |IO|<1uA; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output voltage (5V)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
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          "source_page": 7,
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        },
        {
          "name": "LOW-level output voltage (10V)",
          "symbol": "VOL",
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          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output voltage (15V)",
          "symbol": "VOL",
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          "conditions": "VDD=15V; |IO|<1uA; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output current (5V, VO=4.6V)",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -0.3,
          "conditions": "VDD=5V; VO=4.6V; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output current (5V, VO=2.5V)",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -1.15,
          "conditions": "VDD=5V; VO=2.5V; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output current (10V)",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -0.45,
          "conditions": "VDD=10V; VO=9.5V; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output current (15V)",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -1.4,
          "conditions": "VDD=15V; VO=13.5V; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output current (5V)",
          "symbol": "IOL",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.29,
          "typ": null,
          "max": null,
          "conditions": "VDD=5V; VO=0.4V; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output current (10V)",
          "symbol": "IOL",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.38,
          "typ": null,
          "max": null,
          "conditions": "VDD=10V; VO=0.5V; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output current (15V)",
          "symbol": "IOL",
          "kind": "electrical",
          "unit": "mA",
          "min": 1.2,
          "typ": null,
          "max": null,
          "conditions": "VDD=15V; VO=1.5V; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "input leakage current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "uA",
          "min": -4,
          "typ": null,
          "max": 4,
          "conditions": "VDD=15V; VI=15V or GND; Tamb=-40℃ to +125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "supply voltage (absolute maximum)",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "input voltage (absolute maximum)",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "all inputs; max printed as VDD+0.5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DC input current (absolute maximum)",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "any one input",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "storage temperature (absolute maximum)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "soldering temperature (absolute maximum)",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 245,
          "conditions": "10s; DIP",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "supply voltage (recommended operating)",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 15,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ambient temperature (recommended operating)",
          "symbol": "Tamb",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "in free air",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "propagation delay HIGH to LOW, nCP0/nCP1 to nQn (5V)",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 265,
          "conditions": "Tamb=-40℃ to +125℃; VDD=5V; nCP0,nCP1 to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "propagation delay HIGH to LOW, nCP0/nCP1 to nQn (10V)",
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          "kind": "timing",
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          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "Tamb=-40℃ to +125℃; VDD=10V; nCP0,nCP1 to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "propagation delay HIGH to LOW, nCP0/nCP1 to nQn (15V)",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 95,
          "conditions": "Tamb=-40℃ to +125℃; VDD=15V; nCP0,nCP1 to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "propagation delay HIGH to LOW, nMR to nQn (5V)",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 180,
          "conditions": "Tamb=-40℃ to +125℃; VDD=5V; nMR to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "propagation delay HIGH to LOW, nMR to nQn (10V)",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 85,
          "conditions": "Tamb=-40℃ to +125℃; VDD=10V; nMR to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "propagation delay HIGH to LOW, nMR to nQn (15V)",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "Tamb=-40℃ to +125℃; VDD=15V; nMR to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "propagation delay LOW to HIGH, nCP0/nCP1 to nQn (5V)",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 265,
          "conditions": "Tamb=-40℃ to +125℃; VDD=5V; nCP0,nCP1 to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "propagation delay LOW to HIGH, nCP0/nCP1 to nQn (10V)",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "Tamb=-40℃ to +125℃; VDD=10V; nCP0,nCP1 to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "propagation delay LOW to HIGH, nCP0/nCP1 to nQn (15V)",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 95,
          "conditions": "Tamb=-40℃ to +125℃; VDD=15V; nCP0,nCP1 to nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "transition time nQn (5V)",
          "symbol": "tTHL, tTLH",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 145,
          "conditions": "Tamb=-40℃ to +125℃; VDD=5V; nQn; see Figure 4",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "transition time nQn (10V)",
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