main
Ray cd74act174m96: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bo… ea48990
{
  "schema_version": 1,
  "type": "component",
  "slug": "cd74act174m96",
  "title": "CD74ACT174M96",
  "brief": "Texas Instruments Flip Flops, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "cd74act174m96",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CD74ACT174M96",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Flip Flops",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cd74act174",
    "parts": {
      "symbol": "cd74act174m96.kicad_sym",
      "footprint": "cd74act174m96.kicad_mod",
      "model_3d": "cd74act174m96-etched.glb",
      "model_3d_plain": "cd74act174m96.glb",
      "model_3d_step": "cd74act174m96-etched.step",
      "model_3d_step_plain": "cd74act174m96.step",
      "lbr": "cd74act174m96.lbr"
    },
    "distributor_links": {
      "lcsc": "C2869384",
      "digikey": "2156-CD74ACT174M96-HCTR-ND",
      "mouser": "595-CD74ACT174M96"
    },
    "distributor_check": {
      "checked_at": "2026-09-27T06:44:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-CD74ACT174M96-HCTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "595-CD74ACT174M96",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CLR",
        "type": "input",
        "description": "Active-low asynchronous clear input forcing all Q outputs low; minimum pulse width 4 ns (−55°C to 125°C) or 3.5 ns (−40°C to 85°C)."
      },
      {
        "number": "2",
        "name": "1Q",
        "type": "output",
        "description": "Q output of flip-flop 1; drives up to ±24 mA with output voltage range 0.1 to 4.4 V."
      },
      {
        "number": "3",
        "name": "1D",
        "type": "input",
        "description": "D input of flip-flop 1 sampled on rising CLK edge; setup time 2 ns, hold time 2.5 ns (−55°C to 125°C) or 2.2 ns (−40°C to 85°C); requires VIH ≥ 2 V or VIL ≤ 0.8 V."
      },
      {
        "number": "4",
        "name": "2D",
        "type": "input",
        "description": "D input of flip-flop 2 sampled on rising CLK edge; setup time 2 ns, hold time 2.5 ns (−55°C to 125°C) or 2.2 ns (−40°C to 85°C); requires VIH ≥ 2 V or VIL ≤ 0.8 V."
      },
      {
        "number": "5",
        "name": "2Q",
        "type": "output",
        "description": "Q output of flip-flop 2; drives up to ±24 mA with output voltage range 0.1 to 4.4 V."
      },
      {
        "number": "6",
        "name": "3D",
        "type": "input",
        "description": "D input of flip-flop 3 sampled on rising CLK edge; setup time 2 ns, hold time 2.5 ns (−55°C to 125°C) or 2.2 ns (−40°C to 85°C); requires VIH ≥ 2 V or VIL ≤ 0.8 V."
      },
      {
        "number": "7",
        "name": "3Q",
        "type": "output",
        "description": "Q output of flip-flop 3; drives up to ±24 mA with output voltage range 0.1 to 4.4 V."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin; 0 V."
      },
      {
        "number": "9",
        "name": "CLK",
        "type": "input",
        "description": "Positive-edge-triggered clock input; minimum pulse width 6.2 ns (−55°C to 125°C) or 5.4 ns (−40°C to 85°C); maximum frequency 80 MHz (−55°C to 125°C) or 91 MHz (−40°C to 85°C)."
      },
      {
        "number": "10",
        "name": "4Q",
        "type": "output",
        "description": "Q output of flip-flop 4; drives up to ±24 mA with output voltage range 0.1 to 4.4 V."
      },
      {
        "number": "11",
        "name": "4D",
        "type": "input",
        "description": "D input of flip-flop 4 sampled on rising CLK edge; setup time 2 ns, hold time 2.5 ns (−55°C to 125°C) or 2.2 ns (−40°C to 85°C); requires VIH ≥ 2 V or VIL ≤ 0.8 V."
      },
      {
        "number": "12",
        "name": "5Q",
        "type": "output",
        "description": "Q output of flip-flop 5; drives up to ±24 mA with output voltage range 0.1 to 4.4 V."
      },
      {
        "number": "13",
        "name": "5D",
        "type": "input",
        "description": "D input of flip-flop 5 sampled on rising CLK edge; setup time 2 ns, hold time 2.5 ns (−55°C to 125°C) or 2.2 ns (−40°C to 85°C); requires VIH ≥ 2 V or VIL ≤ 0.8 V."
      },
      {
        "number": "14",
        "name": "6D",
        "type": "input",
        "description": "D input of flip-flop 6 sampled on rising CLK edge; setup time 2 ns, hold time 2.5 ns (−55°C to 125°C) or 2.2 ns (−40°C to 85°C); requires VIH ≥ 2 V or VIL ≤ 0.8 V."
      },
      {
        "number": "15",
        "name": "6Q",
        "type": "output",
        "description": "Q output of flip-flop 6; drives up to ±24 mA with output voltage range 0.1 to 4.4 V."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input; nominal 5 V, operating range 4.5 to 5.5 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 28,
        "cost_usd": 0.2462,
        "at": "2026-09-27T06:44:18"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cd74act174",
        "pages": 28,
        "sha256": "104a411f36c5aecd",
        "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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        "file": "cd74act174m96.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cd74act174m96-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3407c466d441503774242a98bf44d5a78dbd31d5d935fe6b297c395db0c4588b",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-16",
      "Category": "Logic",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "cd74act174m96"
  ],
  "discovery_pitch": "CD74ACT174M96 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "files": [
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    "README.md",
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    "cd74act174m96.kicad_mod",
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    "cd74act174m96.step",
    "cd74act174m96.lbr",
    "docs/hero.png",
    "docs/cd74act174m96-datasheet.pdf",
    "viewers/symbol.html",
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  "visibility": {
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}