CD4027BM

{
  "slug": "cd4027bm",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Flip Flops, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "cd4027bm",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd4027bm.kicad_sym",
    "cd4027bm.kicad_mod",
    "cd4027bm.glb",
    "cd4027bm.step",
    "cd4027bm.lbr",
    "docs/hero.png",
    "docs/cd4027bm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd4027bm-hero.glb",
    "cd4027bm-hero.overlay.json",
    "cd4027bm-etched.glb"
  ],
  "component": {
    "mpn": "CD4027BM",
    "manufacturer": "HGSEMI",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Flip Flops",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603047471626919936",
    "parts": {
      "symbol": "cd4027bm.kicad_sym",
      "footprint": "cd4027bm.kicad_mod",
      "model_3d": "cd4027bm-hero.glb",
      "model_3d_plain": "cd4027bm-etched.glb",
      "model_3d_step": "cd4027bm-etched.step",
      "model_3d_step_plain": "cd4027bm.step",
      "lbr": "cd4027bm.lbr"
    },
    "distributor_links": {
      "lcsc": "C3007958"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T17:16:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "2Q",
        "type": "output",
        "description": "Non-inverting output of JK flip-flop 2, and the datasheet states the outputs are buffered to ease system design."
      },
      {
        "number": "2",
        "name": "~{2Q}",
        "type": "output",
        "description": "Inverting output of JK flip-flop 2."
      },
      {
        "number": "3",
        "name": "2CP",
        "type": "input",
        "description": "Rising-edge-triggered clock input for flip-flop 2, with an internal Schmitt-trigger structure; data is transferred to the outputs on the rising edge."
      },
      {
        "number": "4",
        "name": "2CD",
        "type": "input",
        "description": "Active-high asynchronous clear input for flip-flop 2, which operates independently of the J, K and CP states."
      },
      {
        "number": "5",
        "name": "2K",
        "type": "input",
        "description": "K data input of flip-flop 2; the datasheet requires unused inputs to be tied to VDD, VSS or another input and not left floating."
      },
      {
        "number": "6",
        "name": "2J",
        "type": "input",
        "description": "J data input of flip-flop 2; the datasheet requires unused inputs to be tied to VDD, VSS or another input and not left floating."
      },
      {
        "number": "7",
        "name": "2SD",
        "type": "input",
        "description": "Active-high asynchronous set input for flip-flop 2, which operates independently of the J, K and CP states."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference, VSS = 0 V for the electrical characteristics."
      },
      {
        "number": "9",
        "name": "1SD",
        "type": "input",
        "description": "Active-high asynchronous set input for flip-flop 1, which operates independently of the J, K and CP states."
      },
      {
        "number": "10",
        "name": "1J",
        "type": "input",
        "description": "J data input of flip-flop 1; the datasheet requires unused inputs to be tied to VDD, VSS or another input and not left floating."
      },
      {
        "number": "11",
        "name": "1K",
        "type": "input",
        "description": "K data input of flip-flop 1; the datasheet requires unused inputs to be tied to VDD, VSS or another input and not left floating."
      },
      {
        "number": "12",
        "name": "1CD",
        "type": "input",
        "description": "Active-high asynchronous clear input for flip-flop 1, which operates independently of the J, K and CP states."
      },
      {
        "number": "13",
        "name": "1CP",
        "type": "input",
        "description": "Rising-edge-triggered clock input for flip-flop 1, with an internal Schmitt-trigger structure; data is transferred to the outputs on the rising edge."
      },
      {
        "number": "14",
        "name": "~{1Q}",
        "type": "output",
        "description": "Inverting output of JK flip-flop 1."
      },
      {
        "number": "15",
        "name": "1Q",
        "type": "output",
        "description": "Non-inverting output of JK flip-flop 1, and the datasheet states the outputs are buffered to ease system design."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage; the recommended operating range is 3 V to 15 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 ordering table text does not clearly map CD4027BM/TR to SOP16 (the DIP16/SOP16 labels appear aft; The pin table labels J and K (pins 5, 6, 10, 11) as 'asynchronous inputs', but the truth table shows"
        ],
        "pages_sent": 9,
        "cost_usd": 0.052,
        "at": "2026-10-18T17:15:04"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603047471626919936",
        "pages": 9,
        "sha256": "5e56b120ed3ee897",
        "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": "cd4027bm.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd4027bm-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "0abf4daf621dae80bf374809a228b6c763c4e95d753cd5d3e83623a40818e0b8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}