CD74HCT574QM96G4Q1

{
  "slug": "cd74hct574qm96g4q1",
  "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",
    "cd74hct574qm96g4q1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd74hct574qm96g4q1.kicad_sym",
    "cd74hct574qm96g4q1.kicad_mod",
    "cd74hct574qm96g4q1.glb",
    "cd74hct574qm96g4q1.step",
    "cd74hct574qm96g4q1.lbr",
    "docs/hero.png",
    "docs/cd74hct574qm96g4q1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd74hct574qm96g4q1-hero.glb",
    "cd74hct574qm96g4q1-hero.overlay.json"
  ],
  "component": {
    "mpn": "CD74HCT574QM96G4Q1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Flip Flops",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cd74hct574-q1",
    "parts": {
      "symbol": "cd74hct574qm96g4q1.kicad_sym",
      "footprint": "cd74hct574qm96g4q1.kicad_mod",
      "model_3d": "cd74hct574qm96g4q1-hero.glb",
      "model_3d_plain": "cd74hct574qm96g4q1.glb",
      "model_3d_step": "cd74hct574qm96g4q1-etched.step",
      "model_3d_step_plain": "cd74hct574qm96g4q1.step",
      "lbr": "cd74hct574qm96g4q1.lbr"
    },
    "distributor_links": {
      "lcsc": 1879814,
      "digikey": "2156-CD74HCT574QM96G4Q1-296-ND",
      "mouser": "595-74HCT574QM96G4Q1"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T08:31:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-CD74HCT574QM96G4Q1-296-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-74HCT574QM96G4Q1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "Active-low output enable control; drives Q outputs when low, forces outputs to high-impedance when high."
      },
      {
        "number": "2",
        "name": "D0",
        "type": "input",
        "description": "Data input bit 0; captured into storage register on rising edge of clock (CP)."
      },
      {
        "number": "3",
        "name": "D1",
        "type": "input",
        "description": "Data input bit 1; captured into storage register on rising edge of clock (CP)."
      },
      {
        "number": "4",
        "name": "D2",
        "type": "input",
        "description": "Data input bit 2; captured into storage register on rising edge of clock (CP)."
      },
      {
        "number": "5",
        "name": "D3",
        "type": "input",
        "description": "Data input bit 3; captured into storage register on rising edge of clock (CP)."
      },
      {
        "number": "6",
        "name": "D4",
        "type": "input",
        "description": "Data input bit 4; captured into storage register on rising edge of clock (CP)."
      },
      {
        "number": "7",
        "name": "D5",
        "type": "input",
        "description": "Data input bit 5; captured into storage register on rising edge of clock (CP)."
      },
      {
        "number": "8",
        "name": "D6",
        "type": "input",
        "description": "Data input bit 6; captured into storage register on rising edge of clock (CP)."
      },
      {
        "number": "9",
        "name": "D7",
        "type": "input",
        "description": "Data input bit 7; captured into storage register on rising edge of clock (CP)."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; 0 V reference."
      },
      {
        "number": "11",
        "name": "CP",
        "type": "input",
        "description": "Clock input; rising edge transition triggers capture of D0-D7 data into internal registers."
      },
      {
        "number": "12",
        "name": "Q7",
        "type": "tri_state",
        "description": "3-state output bit 7; driven from register when OE is low, high-impedance when OE is high."
      },
      {
        "number": "13",
        "name": "Q6",
        "type": "tri_state",
        "description": "3-state output bit 6; driven from register when OE is low, high-impedance when OE is high."
      },
      {
        "number": "14",
        "name": "Q5",
        "type": "tri_state",
        "description": "3-state output bit 5; driven from register when OE is low, high-impedance when OE is high."
      },
      {
        "number": "15",
        "name": "Q4",
        "type": "tri_state",
        "description": "3-state output bit 4; driven from register when OE is low, high-impedance when OE is high."
      },
      {
        "number": "16",
        "name": "Q3",
        "type": "tri_state",
        "description": "3-state output bit 3; driven from register when OE is low, high-impedance when OE is high."
      },
      {
        "number": "17",
        "name": "Q2",
        "type": "tri_state",
        "description": "3-state output bit 2; driven from register when OE is low, high-impedance when OE is high."
      },
      {
        "number": "18",
        "name": "Q1",
        "type": "tri_state",
        "description": "3-state output bit 1; driven from register when OE is low, high-impedance when OE is high."
      },
      {
        "number": "19",
        "name": "Q0",
        "type": "tri_state",
        "description": "3-state output bit 0; driven from register when OE is low, high-impedance when OE is high."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage; recommended operating range 4.5 V to 5.5 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 17,
        "cost_usd": 0.1268,
        "at": "2026-10-03T08:30:37"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cd74hct574-q1",
        "pages": 17,
        "sha256": "724bb46750578974",
        "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"
    }
  }
}