CD4051BM-MS

{
  "slug": "cd4051bm-ms",
  "version": "0.1.0",
  "type": "component",
  "description": "MSKSEMI Analog Switches, Multiplexers, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "cd4051bm-ms",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd4051bm-ms.kicad_sym",
    "cd4051bm-ms.kicad_mod",
    "cd4051bm-ms.glb",
    "cd4051bm-ms.step",
    "cd4051bm-ms.lbr",
    "docs/hero.png",
    "docs/cd4051bm-ms-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd4051bm-ms-hero.glb",
    "cd4051bm-ms-hero.overlay.json",
    "cd4051bm-ms-etched.glb"
  ],
  "component": {
    "mpn": "CD4051BM-MS",
    "manufacturer": "MSKSEMI",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "Analog Switches, Multiplexers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603066761168777216",
    "parts": {
      "symbol": "cd4051bm-ms.kicad_sym",
      "footprint": "cd4051bm-ms.kicad_mod",
      "model_3d": "cd4051bm-ms-hero.glb",
      "model_3d_plain": "cd4051bm-ms-etched.glb",
      "model_3d_step": "cd4051bm-ms-etched.step",
      "model_3d_step_plain": "cd4051bm-ms.step",
      "lbr": "cd4051bm-ms.lbr"
    },
    "distributor_links": {
      "lcsc": "C7473145"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:11:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "4",
        "type": "passive",
        "description": "Analog switch channel 4 terminal; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "2",
        "name": "6",
        "type": "passive",
        "description": "Analog switch channel 6 terminal; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "3",
        "name": "COM",
        "type": "passive",
        "description": "Common analog input/output terminal of the single-pole eight-throw switch; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "4",
        "name": "7",
        "type": "passive",
        "description": "Analog switch channel 7 terminal; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "5",
        "name": "5",
        "type": "passive",
        "description": "Analog switch channel 5 terminal; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "6",
        "name": "INH",
        "type": "input",
        "description": "Inhibit/enable control: per the truth table, INH high (1) turns all channels off, and INH low (0) enables the channel selected by A, B, C."
      },
      {
        "number": "7",
        "name": "VEE",
        "type": "power_in",
        "description": "Analog switch negative supply; VDD-VEE must be within 0 to 15 V."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground/supply reference; VDD-VSS must be within 3 to 15 V and control input voltage within 0 to VDD-VSS."
      },
      {
        "number": "9",
        "name": "C",
        "type": "input",
        "description": "Binary channel-select control input C; control input voltage must stay within 0 to VDD-VSS."
      },
      {
        "number": "10",
        "name": "B",
        "type": "input",
        "description": "Binary channel-select control input B; control input voltage must stay within 0 to VDD-VSS."
      },
      {
        "number": "11",
        "name": "A",
        "type": "input",
        "description": "Binary channel-select control input A; control input voltage must stay within 0 to VDD-VSS."
      },
      {
        "number": "12",
        "name": "3",
        "type": "passive",
        "description": "Analog switch channel 3 terminal; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "13",
        "name": "0",
        "type": "passive",
        "description": "Analog switch channel 0 terminal; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "14",
        "name": "1",
        "type": "passive",
        "description": "Analog switch channel 1 terminal; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "15",
        "name": "2",
        "type": "passive",
        "description": "Analog switch channel 2 terminal; analog signal must stay within 0 to VDD-VEE (0 to 15 V)."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply; VDD-VSS must be within 3 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 pinout comes from a text-extracted two-column table on page 2. The package drawing with physical; The INH active level and channel-select mapping come from a garbled truth table on page 3. The colum; Channel and COM pin types are set to passive, which is a KiCad class choice rather than a datasheet "
        ],
        "pages_sent": 9,
        "cost_usd": 0.0449,
        "at": "2026-10-18T05:08:46"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603066761168777216",
        "pages": 9,
        "sha256": "572c38b9e18a17c9",
        "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": "cd4051bm-ms.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": "cd4051bm-ms-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": "b6b94e5aa440bf594cd83b1a141f2c6044312e77211a4bcfbf97b4796491d1a5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}