MC74LCX74DTR2G

{
  "slug": "mc74lcx74dtr2g",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Flip Flops, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "mc74lcx74dtr2g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mc74lcx74dtr2g.kicad_sym",
    "mc74lcx74dtr2g.kicad_mod",
    "mc74lcx74dtr2g.glb",
    "mc74lcx74dtr2g.step",
    "mc74lcx74dtr2g.lbr",
    "docs/hero.png",
    "docs/mc74lcx74dtr2g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mc74lcx74dtr2g-hero.glb",
    "mc74lcx74dtr2g-hero.overlay.json",
    "mc74lcx74dtr2g-etched.glb"
  ],
  "component": {
    "mpn": "MC74LCX74DTR2G",
    "manufacturer": "onsemi",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Flip Flops",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588883703649218560",
    "parts": {
      "symbol": "mc74lcx74dtr2g.kicad_sym",
      "footprint": "mc74lcx74dtr2g.kicad_mod",
      "model_3d": "mc74lcx74dtr2g-hero.glb",
      "model_3d_plain": "mc74lcx74dtr2g-etched.glb",
      "model_3d_step": "mc74lcx74dtr2g-etched.step",
      "model_3d_step_plain": "mc74lcx74dtr2g.step",
      "lbr": "mc74lcx74dtr2g.lbr"
    },
    "distributor_links": {
      "lcsc": "C233660",
      "digikey": "MC74LCX74DTR2GOSTR-ND",
      "mouser": "863-MC74LCX74DTR2G"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T01:45:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MC74LCX74DTR2GOSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-MC74LCX74DTR2G",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CD1",
        "type": "input",
        "description": "Direct clear input for flip-flop 1; a LOW level with SD1 HIGH asynchronously forces O1 LOW and O1 HIGH, and the device is rated for 5.0 V-tolerant inputs."
      },
      {
        "number": "2",
        "name": "D1",
        "type": "input",
        "description": "Data input for flip-flop 1, which must meet the setup and hold time requirements (ts 2.5 ns, th 1.5 ns at VCC = 3.3 V) relative to the CP1 clock."
      },
      {
        "number": "3",
        "name": "CP1",
        "type": "input",
        "description": "Clock pulse input for flip-flop 1; D1 is stored on the LOW-to-HIGH transition of CP1."
      },
      {
        "number": "4",
        "name": "SD1",
        "type": "input",
        "description": "Direct set input for flip-flop 1; a LOW level with CD1 HIGH asynchronously forces O1 HIGH and O1-bar LOW."
      },
      {
        "number": "5",
        "name": "O1",
        "type": "output",
        "description": "True output of flip-flop 1, rated for 24 mA balanced sink and source capability at VCC = 3.0 V to 3.6 V."
      },
      {
        "number": "6",
        "name": "/O1",
        "type": "output",
        "description": "Complementary (inverted) output of flip-flop 1, which is the logical inverse of O1."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "8",
        "name": "/O2",
        "type": "output",
        "description": "Complementary (inverted) output of flip-flop 2, which is the logical inverse of O2."
      },
      {
        "number": "9",
        "name": "O2",
        "type": "output",
        "description": "True output of flip-flop 2, rated for 24 mA balanced sink and source capability at VCC = 3.0 V to 3.6 V."
      },
      {
        "number": "10",
        "name": "SD2",
        "type": "input",
        "description": "Direct set input for flip-flop 2; a LOW level with CD2 HIGH asynchronously forces O2 HIGH and O2-bar LOW."
      },
      {
        "number": "11",
        "name": "CP2",
        "type": "input",
        "description": "Clock pulse input for flip-flop 2; D2 is stored on the LOW-to-HIGH transition of CP2."
      },
      {
        "number": "12",
        "name": "D2",
        "type": "input",
        "description": "Data input for flip-flop 2, which must meet the setup and hold time requirements relative to the CP2 clock."
      },
      {
        "number": "13",
        "name": "CD2",
        "type": "input",
        "description": "Direct clear input for flip-flop 2; a LOW level with SD2 HIGH asynchronously forces O2 LOW and O2-bar HIGH."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply pin; the device is designed for 2.3 V to 3.6 V VCC operation (absolute maximum 7.0 V DC supply voltage)."
      }
    ],
    "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: Pin numbers were not read from a clean pin table. They were assigned from the Figure 1 top-view text; The datasheet prints the complementary outputs with an overbar (O1-bar, O2-bar). The extracted text "
        ],
        "pages_sent": 8,
        "cost_usd": 0.0587,
        "at": "2026-10-21T01:41:50"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588883703649218560",
        "pages": 8,
        "sha256": "ae1fd5f931dc5a67",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "mc74lcx74dtr2g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.0
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mc74lcx74dtr2g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.0
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1ae3582b057aa2a084de43fd87538878898da3237c1eeade88baf43c34cd13c9",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}