CD40174BE

{
  "slug": "cd40174be",
  "version": "0.1.0",
  "type": "component",
  "description": "lingxingic Flip Flops, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "cd40174be",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd40174be.kicad_sym",
    "cd40174be.kicad_mod",
    "cd40174be.glb",
    "cd40174be.step",
    "cd40174be.lbr",
    "docs/hero.png",
    "docs/cd40174be-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd40174be-hero.glb",
    "cd40174be-hero.overlay.json",
    "cd40174be-etched.glb"
  ],
  "component": {
    "mpn": "CD40174BE",
    "manufacturer": "lingxingic",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Flip Flops",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603322849499230208",
    "parts": {
      "symbol": "cd40174be.kicad_sym",
      "footprint": "cd40174be.kicad_mod",
      "model_3d": "cd40174be-hero.glb",
      "model_3d_plain": "cd40174be-etched.glb",
      "model_3d_step": "cd40174be-etched.step",
      "model_3d_step_plain": "cd40174be.step",
      "lbr": "cd40174be.lbr"
    },
    "distributor_links": {
      "lcsc": "C22397204",
      "digikey": "296-3508-5-ND",
      "mouser": "595-CD40174BE"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T16:25:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-3508-5-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-CD40174BE",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "MR",
        "type": "input",
        "description": "Master reset input: per the function table, a LOW level forces all outputs O0 to O5 LOW regardless of CP and D; the pin table labels this pin 'clock input', which conflicts with the function table."
      },
      {
        "number": "2",
        "name": "O0",
        "type": "output",
        "description": "Buffered output of flip-flop 1, which follows D0 on the rising edge of CP and is forced LOW when MR is LOW."
      },
      {
        "number": "3",
        "name": "D0",
        "type": "input",
        "description": "Data input to flip-flop 1, sampled on the rising edge of CP (set-up and hold times apply per the AC characteristics)."
      },
      {
        "number": "4",
        "name": "D1",
        "type": "input",
        "description": "Data input to flip-flop 2, sampled on the rising edge of CP (set-up and hold times apply per the AC characteristics)."
      },
      {
        "number": "5",
        "name": "O1",
        "type": "output",
        "description": "Buffered output of flip-flop 2, which follows D1 on the rising edge of CP and is forced LOW when MR is LOW."
      },
      {
        "number": "6",
        "name": "D2",
        "type": "input",
        "description": "Data input to flip-flop 3, sampled on the rising edge of CP (set-up and hold times apply per the AC characteristics)."
      },
      {
        "number": "7",
        "name": "O2",
        "type": "output",
        "description": "Buffered output of flip-flop 3, which follows D2 on the rising edge of CP and is forced LOW when MR is LOW."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground supply voltage (0 V); all voltages are referenced to VSS."
      },
      {
        "number": "9",
        "name": "CP",
        "type": "input",
        "description": "Clock input; data is transferred from D to O on the rising edge of CP when MR is HIGH."
      },
      {
        "number": "10",
        "name": "O3",
        "type": "output",
        "description": "Buffered output of flip-flop 4, which follows D3 on the rising edge of CP and is forced LOW when MR is LOW."
      },
      {
        "number": "11",
        "name": "D3",
        "type": "input",
        "description": "Data input to flip-flop 4, sampled on the rising edge of CP (set-up and hold times apply per the AC characteristics)."
      },
      {
        "number": "12",
        "name": "O4",
        "type": "output",
        "description": "Buffered output of flip-flop 5, which follows D4 on the rising edge of CP and is forced LOW when MR is LOW."
      },
      {
        "number": "13",
        "name": "D4",
        "type": "input",
        "description": "Data input to flip-flop 5, sampled on the rising edge of CP (set-up and hold times apply per the AC characteristics)."
      },
      {
        "number": "14",
        "name": "D5",
        "type": "input",
        "description": "Data input to flip-flop 6, sampled on the rising edge of CP (set-up and hold times apply per the AC characteristics)."
      },
      {
        "number": "15",
        "name": "O5",
        "type": "output",
        "description": "Buffered output of flip-flop 6, which follows D5 on the rising edge of CP and is forced LOW when MR is LOW."
      },
      {
        "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 section (page 3) lists CD40174BE(LX) and CD40174BM(LX) without explicitly tying the 'BE; Pin 1 (MR) is described as 'clock input' in the pin description table (page 5). The function table a; The pin configuration figure (Figure 2, page 4) is garbled in the text extraction. Pin numbers and n"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0523,
        "at": "2026-10-15T16:25:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603322849499230208",
        "pages": 14,
        "sha256": "0841325085dd15c3",
        "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": "cd40174be.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": 0.0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd40174be-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": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5505b43a8e2c4d876e79a831d481c86c24b3ce29ddb872d83914c2adcdbf77c0",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}