CD74HCT75M

{
  "slug": "cd74hct75m",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Latches, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "cd74hct75m",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd74hct75m.kicad_sym",
    "cd74hct75m.kicad_mod",
    "cd74hct75m.glb",
    "cd74hct75m.step",
    "cd74hct75m.lbr",
    "docs/hero.png",
    "docs/cd74hct75m-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd74hct75m-hero.glb",
    "cd74hct75m-hero.overlay.json"
  ],
  "component": {
    "mpn": "CD74HCT75M",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Latches",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cd74hct75",
    "parts": {
      "symbol": "cd74hct75m.kicad_sym",
      "footprint": "cd74hct75m.kicad_mod",
      "model_3d": "cd74hct75m-hero.glb",
      "model_3d_plain": "cd74hct75m.glb",
      "model_3d_step": "cd74hct75m-etched.step",
      "model_3d_step_plain": "cd74hct75m.step",
      "lbr": "cd74hct75m.lbr"
    },
    "distributor_links": {
      "lcsc": 1547800,
      "digikey": "296-26034-5-ND",
      "mouser": "595-CD74HCT75M"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T19:03:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-26034-5-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-CD74HCT75M",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1Q0̅",
        "type": "output",
        "description": "Complementary output of latch 0 of the first 2-bit latch; drives 10 LSTTL loads (standard output)."
      },
      {
        "number": "2",
        "name": "1D0",
        "type": "input",
        "description": "Data input 0 of the first latch (HCT: VIH 2V min, VIL 0.8V max, 0.8 unit load)."
      },
      {
        "number": "3",
        "name": "1D1",
        "type": "input",
        "description": "Data input 1 of the first latch (HCT: VIH 2V min, VIL 0.8V max, 0.8 unit load)."
      },
      {
        "number": "4",
        "name": "2E",
        "type": "input",
        "description": "Enable input for the second 2-bit latch; data enters the latch and appears at Q when E is HIGH, output is not affected when LOW (1.2 unit loads)."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, 4.5V to 5.5V for HCT types (absolute maximum -0.5V to 7V)."
      },
      {
        "number": "6",
        "name": "2D0",
        "type": "input",
        "description": "Data input 0 of the second latch (HCT: VIH 2V min, VIL 0.8V max, 0.8 unit load)."
      },
      {
        "number": "7",
        "name": "2D1",
        "type": "input",
        "description": "Data input 1 of the second latch (HCT: VIH 2V min, VIL 0.8V max, 0.8 unit load)."
      },
      {
        "number": "8",
        "name": "2Q1̅",
        "type": "output",
        "description": "Complementary output of latch 1 of the second 2-bit latch; drives 10 LSTTL loads (standard output)."
      },
      {
        "number": "9",
        "name": "2Q1",
        "type": "output",
        "description": "True output of latch 1 of the second 2-bit latch; drives 10 LSTTL loads (standard output)."
      },
      {
        "number": "10",
        "name": "2Q0",
        "type": "output",
        "description": "True output of latch 0 of the second 2-bit latch; drives 10 LSTTL loads (standard output)."
      },
      {
        "number": "11",
        "name": "2Q0̅",
        "type": "output",
        "description": "Complementary output of latch 0 of the second 2-bit latch; drives 10 LSTTL loads (standard output)."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0V reference); DC VCC or ground current limit is ±50mA."
      },
      {
        "number": "13",
        "name": "1E",
        "type": "input",
        "description": "Enable input for the first 2-bit latch; data enters the latch and appears at Q when E is HIGH, output is not affected when LOW (1.2 unit loads)."
      },
      {
        "number": "14",
        "name": "1Q1̅",
        "type": "output",
        "description": "Complementary output of latch 1 of the first 2-bit latch; drives 10 LSTTL loads (standard output)."
      },
      {
        "number": "15",
        "name": "1Q1",
        "type": "output",
        "description": "True output of latch 1 of the first 2-bit latch; drives 10 LSTTL loads (standard output)."
      },
      {
        "number": "16",
        "name": "1Q0",
        "type": "output",
        "description": "True output of latch 0 of the first 2-bit latch; drives 10 LSTTL loads (standard output)."
      }
    ],
    "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": [
          "extractor flagged: Pinout notation in datasheet shows duplicate signal names (1Q0, 1Q1, 2Q0, 2Q1 each appear on two pin"
        ],
        "pages_sent": 19,
        "cost_usd": 0.2048,
        "at": "2026-10-05T19:03:29"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cd74hct75",
        "pages": 19,
        "sha256": "215c79a298430f56",
        "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"
    }
  }
}