PI3V312QEX

{
  "slug": "pi3v312qex",
  "version": "0.1.0",
  "type": "component",
  "description": "Diodes Incorporated Analog Switches, Multiplexers, QSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "pi3v312qex",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pi3v312qex.kicad_sym",
    "pi3v312qex.kicad_mod",
    "pi3v312qex.glb",
    "pi3v312qex.step",
    "pi3v312qex.lbr",
    "docs/hero.png",
    "docs/pi3v312qex-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pi3v312qex-hero.glb",
    "pi3v312qex-hero.overlay.json",
    "pi3v312qex-etched.glb"
  ],
  "component": {
    "mpn": "PI3V312QEX",
    "manufacturer": "Diodes Incorporated",
    "package": "QSOP-16-150mil",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "Analog Switches, Multiplexers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560085781756084224",
    "parts": {
      "symbol": "pi3v312qex.kicad_sym",
      "footprint": "pi3v312qex.kicad_mod",
      "model_3d": "pi3v312qex-hero.glb",
      "model_3d_plain": "pi3v312qex-etched.glb",
      "model_3d_step": "pi3v312qex-etched.step",
      "model_3d_step_plain": "pi3v312qex.step",
      "lbr": "pi3v312qex.lbr"
    },
    "distributor_links": {
      "lcsc": "C2151023",
      "digikey": "31-PI3V312QEXTR-ND",
      "mouser": "729-PI3V312QEX"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T05:04:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "31-PI3V312QEXTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "729-PI3V312QEX",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "S",
        "type": "input",
        "description": "Select input that chooses the source channel: S=L connects IA0-ID0 to YA-YD and S=H connects IA1-ID1 to YA-YD, and it may be driven up to 3.6V regardless of supply voltage."
      },
      {
        "number": "2",
        "name": "IA0",
        "type": "input",
        "description": "Data input A0 (channel 0 of port A), 5V I/O tolerant with 3.3V supply, passed to YA through the 5Ω switch when S=L."
      },
      {
        "number": "3",
        "name": "IA1",
        "type": "input",
        "description": "Data input A1 (channel 1 of port A), 5V I/O tolerant with 3.3V supply, passed to YA through the 5Ω switch when S=H."
      },
      {
        "number": "4",
        "name": "YA",
        "type": "tri_state",
        "description": "Data output A of the 2:1 mux/demux with 3-state capability, placed in Hi-Z when EN is H, and connected to IA0 or IA1 through a 5Ω switch."
      },
      {
        "number": "5",
        "name": "IB0",
        "type": "input",
        "description": "Data input B0 (channel 0 of port B), 5V I/O tolerant with 3.3V supply, passed to YB when S=L."
      },
      {
        "number": "6",
        "name": "IB1",
        "type": "input",
        "description": "Data input B1 (channel 1 of port B), 5V I/O tolerant with 3.3V supply, passed to YB when S=H."
      },
      {
        "number": "7",
        "name": "YB",
        "type": "tri_state",
        "description": "Data output B of the 2:1 mux/demux with 3-state capability, placed in Hi-Z when EN is H, and connected to IB0 or IB1 through a 5Ω switch."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "9",
        "name": "YC",
        "type": "tri_state",
        "description": "Data output C of the 2:1 mux/demux with 3-state capability, placed in Hi-Z when EN is H, and connected to IC0 or IC1 through a 5Ω switch."
      },
      {
        "number": "10",
        "name": "IC1",
        "type": "input",
        "description": "Data input C1 (channel 1 of port C), 5V I/O tolerant with 3.3V supply, passed to YC when S=H."
      },
      {
        "number": "11",
        "name": "IC0",
        "type": "input",
        "description": "Data input C0 (channel 0 of port C), 5V I/O tolerant with 3.3V supply, passed to YC when S=L."
      },
      {
        "number": "12",
        "name": "YD",
        "type": "tri_state",
        "description": "Data output D of the 2:1 mux/demux with 3-state capability, placed in Hi-Z when EN is H, and connected to ID0 or ID1 through a 5Ω switch."
      },
      {
        "number": "13",
        "name": "ID1",
        "type": "input",
        "description": "Data input D1 (channel 1 of port D), 5V I/O tolerant with 3.3V supply, passed to YD when S=H."
      },
      {
        "number": "14",
        "name": "ID0",
        "type": "input",
        "description": "Data input D0 (channel 0 of port D), 5V I/O tolerant with 3.3V supply, passed to YD when S=L."
      },
      {
        "number": "15",
        "name": "EN",
        "type": "input",
        "description": "Enable input: EN=H disables the switch and puts all Y outputs in Hi-Z, EN=L enables the selected path, and it may be driven up to 3.6V regardless of supply voltage."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply for 1.8V, 2.5V or 3.3V operation; the DC characteristics are specified at 3.3V ±10% and 2.5V ±10%, with absolute maximum VCC of -0.5V to +4.6V."
      }
    ],
    "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-configuration text layout is garbled in the extraction. Pin numbers were assigned from the c; The datasheet calls YA–YD 'Data Outputs' with 3-state capability, but the part is a bidirectional sw; The datasheet gives no per-pin description for VCC beyond the supply range and voltage notes; the de"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0583,
        "at": "2026-10-19T05:04:29"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560085781756084224",
        "pages": 9,
        "sha256": "778895b91a0fd0ad",
        "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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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.42
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "14e9adcd9b6d1d5b282a866123ac59b68abf20b62a41cc9cecabd5c819d8f17d",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pi3v312qex-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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        "zmin_mm": -0.0,
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        "footprint_binding": "identity",
        "sha256": "d4b5425d6186e6f5776d12c74e53cb6ce61bed9bb6070785b5522ea3077024e7",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}