CD74HC574M96

{
  "slug": "cd74hc574m96",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Flip Flops, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "cd74hc574m96",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd74hc574m96.kicad_sym",
    "cd74hc574m96.kicad_mod",
    "cd74hc574m96.glb",
    "cd74hc574m96.step",
    "cd74hc574m96.lbr",
    "docs/hero.png",
    "docs/cd74hc574m96-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "CD74HC574M96",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Flip Flops",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cd74hct374",
    "parts": {
      "symbol": "cd74hc574m96.kicad_sym",
      "footprint": "cd74hc574m96.kicad_mod",
      "model_3d": "cd74hc574m96-etched.glb",
      "model_3d_plain": "cd74hc574m96.glb",
      "model_3d_step": "cd74hc574m96-etched.step",
      "model_3d_step_plain": "cd74hc574m96.step",
      "lbr": "cd74hc574m96.lbr"
    },
    "distributor_links": {
      "lcsc": "C2652840",
      "digikey": "296-31601-2-ND",
      "mouser": "595-CD74HC574M96"
    },
    "distributor_check": {
      "checked_at": "2026-09-27T00:25:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-31601-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-CD74HC574M96",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "Active-LOW 3-state output enable; when HIGH all Q outputs enter high-impedance state, independent of CP or D inputs."
      },
      {
        "number": "2",
        "name": "D0",
        "type": "input",
        "description": "Data input 0; logic level is captured into the flip-flop on the LOW-to-HIGH transition of CP."
      },
      {
        "number": "3",
        "name": "D1",
        "type": "input",
        "description": "Data input 1; logic level is captured into the flip-flop on the LOW-to-HIGH transition of CP."
      },
      {
        "number": "4",
        "name": "D2",
        "type": "input",
        "description": "Data input 2; logic level is captured into the flip-flop on the LOW-to-HIGH transition of CP."
      },
      {
        "number": "5",
        "name": "D3",
        "type": "input",
        "description": "Data input 3; logic level is captured into the flip-flop on the LOW-to-HIGH transition of CP."
      },
      {
        "number": "6",
        "name": "D4",
        "type": "input",
        "description": "Data input 4; logic level is captured into the flip-flop on the LOW-to-HIGH transition of CP."
      },
      {
        "number": "7",
        "name": "D5",
        "type": "input",
        "description": "Data input 5; logic level is captured into the flip-flop on the LOW-to-HIGH transition of CP."
      },
      {
        "number": "8",
        "name": "D6",
        "type": "input",
        "description": "Data input 6; logic level is captured into the flip-flop on the LOW-to-HIGH transition of CP."
      },
      {
        "number": "9",
        "name": "D7",
        "type": "input",
        "description": "Data input 7; logic level is captured into the flip-flop on the LOW-to-HIGH transition of CP."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground supply reference; continuous current through GND pin not to exceed ±50 mA."
      },
      {
        "number": "11",
        "name": "CP",
        "type": "input",
        "description": "Clock input; all eight flip-flops capture their D inputs on the LOW-to-HIGH transition; maximum clock frequency 30 MHz (typ) at VCC = 4.5 V."
      },
      {
        "number": "12",
        "name": "Q7",
        "type": "tri_state",
        "description": "3-state registered output 7; capable of driving 15 LSTTL loads; enters high-impedance state when OE is HIGH."
      },
      {
        "number": "13",
        "name": "Q6",
        "type": "tri_state",
        "description": "3-state registered output 6; capable of driving 15 LSTTL loads; enters high-impedance state when OE is HIGH."
      },
      {
        "number": "14",
        "name": "Q5",
        "type": "tri_state",
        "description": "3-state registered output 5; capable of driving 15 LSTTL loads; enters high-impedance state when OE is HIGH."
      },
      {
        "number": "15",
        "name": "Q4",
        "type": "tri_state",
        "description": "3-state registered output 4; capable of driving 15 LSTTL loads; enters high-impedance state when OE is HIGH."
      },
      {
        "number": "16",
        "name": "Q3",
        "type": "tri_state",
        "description": "3-state registered output 3; capable of driving 15 LSTTL loads; enters high-impedance state when OE is HIGH."
      },
      {
        "number": "17",
        "name": "Q2",
        "type": "tri_state",
        "description": "3-state registered output 2; capable of driving 15 LSTTL loads; enters high-impedance state when OE is HIGH."
      },
      {
        "number": "18",
        "name": "Q1",
        "type": "tri_state",
        "description": "3-state registered output 1; capable of driving 15 LSTTL loads; enters high-impedance state when OE is HIGH."
      },
      {
        "number": "19",
        "name": "Q0",
        "type": "tri_state",
        "description": "3-state registered output 0; capable of driving 15 LSTTL loads; enters high-impedance state when OE is HIGH."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage; HC type: 2 V to 6 V; continuous current not to exceed ±50 mA; decouple with 0.1 µF close to pin."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-sonnet-4-6",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-4-7",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 27,
        "cost_usd": 0.7309,
        "at": "2026-09-27T00:25:10"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cd74hct374",
        "pages": 27,
        "sha256": "9958d4197189930d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cd74hc574m96.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
          12.8,
          2.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "59a10b341e6972b31d81802a048060326da627d8b92dcf4263064f4f62ec808e",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd74hc574m96-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
          12.8,
          2.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ce3b74bafc78cdce1bd048ea85dbaac0d95dc4d85dc56d45a46d66156c54ee98",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}