74HC4094DR

{
  "slug": "74hc4094dr",
  "version": "0.1.0",
  "type": "component",
  "description": "lingxingic Shift Registers, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "74hc4094dr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "74hc4094dr.kicad_sym",
    "74hc4094dr.kicad_mod",
    "74hc4094dr.glb",
    "74hc4094dr.step",
    "74hc4094dr.lbr",
    "docs/hero.png",
    "docs/74hc4094dr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "74hc4094dr-hero.glb",
    "74hc4094dr-hero.overlay.json"
  ],
  "component": {
    "mpn": "74HC4094DR",
    "manufacturer": "lingxingic",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Shift Registers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603345037782896640",
    "parts": {
      "symbol": "74hc4094dr.kicad_sym",
      "footprint": "74hc4094dr.kicad_mod",
      "model_3d": "74hc4094dr-hero.glb",
      "model_3d_plain": "74hc4094dr.glb",
      "model_3d_step": "74hc4094dr-etched.step",
      "model_3d_step_plain": "74hc4094dr.step",
      "lbr": "74hc4094dr.lbr"
    },
    "distributor_links": {
      "lcsc": "C22390082"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T23:42:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 514 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "STR",
        "type": "input",
        "description": "Strobe input: when HIGH, data in each shift register stage is transferred to the storage register."
      },
      {
        "number": "2",
        "name": "D",
        "type": "input",
        "description": "Serial data input to the first shift register stage, sampled on the clock transitions."
      },
      {
        "number": "3",
        "name": "CP",
        "type": "input",
        "description": "Clock input: data is shifted on positive-going clock transitions, with a minimum LOW clock pulse width and maximum clock frequency that depend on VDD (3 V to 15 V)."
      },
      {
        "number": "4",
        "name": "QP0",
        "type": "tri_state",
        "description": "Parallel buffered 3-state output stage 0; data from storage appears here when OE is HIGH and the output is high-impedance (Z) when OE is LOW."
      },
      {
        "number": "5",
        "name": "QP1",
        "type": "tri_state",
        "description": "Parallel buffered 3-state output stage 1; data from storage appears here when OE is HIGH and the output is high-impedance (Z) when OE is LOW."
      },
      {
        "number": "6",
        "name": "QP2",
        "type": "tri_state",
        "description": "Parallel buffered 3-state output stage 2; data from storage appears here when OE is HIGH and the output is high-impedance (Z) when OE is LOW."
      },
      {
        "number": "7",
        "name": "QP3",
        "type": "tri_state",
        "description": "Parallel buffered 3-state output stage 3; data from storage appears here when OE is HIGH and the output is high-impedance (Z) when OE is LOW."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground (0 V) reference for the supply; the recommended VDD range is 3 V to 15 V referenced to VSS."
      },
      {
        "number": "9",
        "name": "QS1",
        "type": "output",
        "description": "Serial output that presents serial data on positive-going clock edges, for cascading devices in high-speed systems with fast clock rise time."
      },
      {
        "number": "10",
        "name": "QS2",
        "type": "output",
        "description": "Serial output that presents the same serial data on the next negative-going clock edge, for cascading devices when the clock has a slow rise time."
      },
      {
        "number": "11",
        "name": "QP7",
        "type": "tri_state",
        "description": "Parallel buffered 3-state output stage 7; data from storage appears here when OE is HIGH and the output is high-impedance (Z) when OE is LOW."
      },
      {
        "number": "12",
        "name": "QP6",
        "type": "tri_state",
        "description": "Parallel buffered 3-state output stage 6; data from storage appears here when OE is HIGH and the output is high-impedance (Z) when OE is LOW."
      },
      {
        "number": "13",
        "name": "QP5",
        "type": "tri_state",
        "description": "Parallel buffered 3-state output stage 5; data from storage appears here when OE is HIGH and the output is high-impedance (Z) when OE is LOW."
      },
      {
        "number": "14",
        "name": "QP4",
        "type": "tri_state",
        "description": "Parallel buffered 3-state output stage 4; data from storage appears here when OE is HIGH and the output is high-impedance (Z) when OE is LOW."
      },
      {
        "number": "15",
        "name": "OE",
        "type": "input",
        "description": "Output enable input: when HIGH the parallel outputs QP0 to QP7 are enabled; when LOW they are high-impedance."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage, recommended range 3 V to 15 V referenced to VSS (absolute maximum 18 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 pin configuration (package top-view) drawing in section 2.2 is an image and is not present in th; The ordering table lists 74HC4094DR(LX) without an explicit SOP16 label in the extracted text; the S; Pin 15 is labelled 'OE' with description 'output enable input' in the pin table, and the type was se"
        ],
        "pages_sent": 15,
        "cost_usd": 0.061,
        "at": "2026-10-09T23:40:40"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603345037782896640",
        "pages": 15,
        "sha256": "1846a35675616d95",
        "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": "74hc4094dr.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": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "74hc4094dr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
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          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d26da9af52aaa5d2bb7c71094bb5bf76ffd53aa268b67b455b8e96c441d79a76",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}