CD40103BE

{
  "slug": "cd40103be",
  "version": "0.1.0",
  "type": "component",
  "description": "lingxingic Counters, Dividers, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "cd40103be",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd40103be.kicad_sym",
    "cd40103be.kicad_mod",
    "cd40103be.glb",
    "cd40103be.step",
    "cd40103be.lbr",
    "docs/hero.png",
    "docs/cd40103be-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd40103be-hero.glb",
    "cd40103be-hero.overlay.json",
    "cd40103be-etched.glb"
  ],
  "component": {
    "mpn": "CD40103BE",
    "manufacturer": "lingxingic",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Counters, Dividers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603344861760675840",
    "parts": {
      "symbol": "cd40103be.kicad_sym",
      "footprint": "cd40103be.kicad_mod",
      "model_3d": "cd40103be-hero.glb",
      "model_3d_plain": "cd40103be-etched.glb",
      "model_3d_step": "cd40103be-etched.step",
      "model_3d_step_plain": "cd40103be.step",
      "lbr": "cd40103be.lbr"
    },
    "distributor_links": {
      "lcsc": "C22390230",
      "digikey": "2156-CD40103BE-ND",
      "mouser": "595-CD40103BE"
    },
    "distributor_check": {
      "checked_at": "2026-10-14T22:31:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-CD40103BE-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-CD40103BE",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CP",
        "type": "input",
        "description": "Clock input, edge-triggered on the LOW-to-HIGH transition; the counter decrements on each positive-going CP transition."
      },
      {
        "number": "2",
        "name": "MR",
        "type": "input",
        "description": "Asynchronous master reset, active LOW; when LOW it clears the counter to its maximum count (decimal 255) regardless of the other inputs."
      },
      {
        "number": "3",
        "name": "TE",
        "type": "input",
        "description": "Terminal enable, active LOW; counting is inhibited while TE is HIGH, and TC goes LOW at zero count only when TE is LOW."
      },
      {
        "number": "4",
        "name": "P0",
        "type": "input",
        "description": "Jam input 0, least significant bit of the 8-bit preset word P0 to P7; inputs include clamp diodes so current-limiting resistors can be used for voltages above VCC."
      },
      {
        "number": "5",
        "name": "P1",
        "type": "input",
        "description": "Jam input 1, bit 1 of the 8-bit preset word P0 to P7; inputs include clamp diodes so current-limiting resistors can be used for voltages above VCC."
      },
      {
        "number": "6",
        "name": "P2",
        "type": "input",
        "description": "Jam input 2, bit 2 of the 8-bit preset word P0 to P7; inputs include clamp diodes so current-limiting resistors can be used for voltages above VCC."
      },
      {
        "number": "7",
        "name": "P3",
        "type": "input",
        "description": "Jam input 3, bit 3 of the 8-bit preset word P0 to P7; inputs include clamp diodes so current-limiting resistors can be used for voltages above VCC."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V) reference for all voltages."
      },
      {
        "number": "9",
        "name": "PL",
        "type": "input",
        "description": "Asynchronous preset enable, active LOW; when LOW, the jam data P0 to P7 is asynchronously forced into the counter regardless of PE, TE or CP."
      },
      {
        "number": "10",
        "name": "P4",
        "type": "input",
        "description": "Jam input 4, bit 4 of the 8-bit preset word P0 to P7; inputs include clamp diodes so current-limiting resistors can be used for voltages above VCC."
      },
      {
        "number": "11",
        "name": "P5",
        "type": "input",
        "description": "Jam input 5, bit 5 of the 8-bit preset word P0 to P7; inputs include clamp diodes so current-limiting resistors can be used for voltages above VCC."
      },
      {
        "number": "12",
        "name": "P6",
        "type": "input",
        "description": "Jam input 6, bit 6 of the 8-bit preset word P0 to P7; inputs include clamp diodes so current-limiting resistors can be used for voltages above VCC."
      },
      {
        "number": "13",
        "name": "P7",
        "type": "input",
        "description": "Jam input 7, most significant bit of the 8-bit preset word P0 to P7; inputs include clamp diodes so current-limiting resistors can be used for voltages above VCC."
      },
      {
        "number": "14",
        "name": "TC",
        "type": "output",
        "description": "Terminal count output, active LOW; goes LOW when the count reaches zero (if TE is LOW) and stays LOW for one full clock period, and is used for cascading."
      },
      {
        "number": "15",
        "name": "PE",
        "type": "input",
        "description": "Synchronous preset enable, active LOW; when LOW, the jam data is clocked into the counter on the next LOW-to-HIGH CP transition."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage; recommended supply range is 2.0 V to 6.0 V with respect to GND."
      }
    ],
    "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 ordering tables on pages 4-5 are garbled in the text extraction. The datasheet does not explicit; The pin configuration and pin description tables (page 8) give pin numbers and functions but do not ; The pinout is a single 16-pin table for the whole family and is not labelled per package. Pin number"
        ],
        "pages_sent": 26,
        "cost_usd": 0.0846,
        "at": "2026-10-14T22:31:06"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603344861760675840",
        "pages": 26,
        "sha256": "9b3174499e30b9c4",
        "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": [
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        "file": "cd40103be.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,
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        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd40103be-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
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        "zmin_mm": -3.3,
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        "footprint_binding": "identity",
        "sha256": "8273b95666b266a506461cab7628a14e2cf86fb4176112b0e3d41c2fc8235f27",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}