SN74HCT573DWR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn74hct573dwr",
  "title": "SN74HCT573DWR",
  "brief": "Texas Instruments Latches, SOIC-20-300mil. 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",
    "sn74hct573dwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN74HCT573DWR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Latches",
    "datasheet": "https://www.ti.com/cn/lit/gpn/sn74hct573",
    "parts": {
      "symbol": "sn74hct573dwr.kicad_sym",
      "footprint": "sn74hct573dwr.kicad_mod",
      "model_3d": "sn74hct573dwr-hero.glb",
      "model_3d_plain": "sn74hct573dwr.glb",
      "model_3d_step": "sn74hct573dwr-etched.step",
      "model_3d_step_plain": "sn74hct573dwr.step",
      "lbr": "sn74hct573dwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C6786",
      "digikey": "296-1210-2-ND",
      "mouser": "595-SN74HCT573DWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-06T01:36:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-1210-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN74HCT573DWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "Buffered output-enable input; high places the eight Q outputs in the high-impedance state, low enables them, and it does not affect the latches' internal operation."
      },
      {
        "number": "2",
        "name": "1D",
        "type": "input",
        "description": "Data input for latch 1, transparent to 1Q while LE is high and latched when LE is low."
      },
      {
        "number": "3",
        "name": "2D",
        "type": "input",
        "description": "Data input for latch 2, transparent to 2Q while LE is high and latched when LE is low."
      },
      {
        "number": "4",
        "name": "3D",
        "type": "input",
        "description": "Data input for latch 3, transparent to 3Q while LE is high and latched when LE is low."
      },
      {
        "number": "5",
        "name": "4D",
        "type": "input",
        "description": "Data input for latch 4, transparent to 4Q while LE is high and latched when LE is low."
      },
      {
        "number": "6",
        "name": "5D",
        "type": "input",
        "description": "Data input for latch 5, transparent to 5Q while LE is high and latched when LE is low."
      },
      {
        "number": "7",
        "name": "6D",
        "type": "input",
        "description": "Data input for latch 6, transparent to 6Q while LE is high and latched when LE is low."
      },
      {
        "number": "8",
        "name": "7D",
        "type": "input",
        "description": "Data input for latch 7, transparent to 7Q while LE is high and latched when LE is low."
      },
      {
        "number": "9",
        "name": "8D",
        "type": "input",
        "description": "Data input for latch 8, transparent to 8Q while LE is high and latched when LE is low."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; continuous current through VCC or GND is limited to ±70 mA."
      },
      {
        "number": "11",
        "name": "LE",
        "type": "input",
        "description": "Latch-enable input; outputs follow the D inputs while high and retain the data set up at D when low."
      },
      {
        "number": "12",
        "name": "8Q",
        "type": "tri_state",
        "description": "3-state output of latch 8 with ±6 mA drive at 5 V, high-impedance when OE is high."
      },
      {
        "number": "13",
        "name": "7Q",
        "type": "tri_state",
        "description": "3-state output of latch 7 with ±6 mA drive at 5 V, high-impedance when OE is high."
      },
      {
        "number": "14",
        "name": "6Q",
        "type": "tri_state",
        "description": "3-state output of latch 6 with ±6 mA drive at 5 V, high-impedance when OE is high."
      },
      {
        "number": "15",
        "name": "5Q",
        "type": "tri_state",
        "description": "3-state output of latch 5 with ±6 mA drive at 5 V, high-impedance when OE is high."
      },
      {
        "number": "16",
        "name": "4Q",
        "type": "tri_state",
        "description": "3-state output of latch 4 with ±6 mA drive at 5 V, high-impedance when OE is high."
      },
      {
        "number": "17",
        "name": "3Q",
        "type": "tri_state",
        "description": "3-state output of latch 3 with ±6 mA drive at 5 V, high-impedance when OE is high."
      },
      {
        "number": "18",
        "name": "2Q",
        "type": "tri_state",
        "description": "3-state output of latch 2 with ±6 mA drive at 5 V, high-impedance when OE is high."
      },
      {
        "number": "19",
        "name": "1Q",
        "type": "tri_state",
        "description": "3-state output of latch 1 with ±6 mA drive at 5 V, high-impedance when OE is high."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin, recommended 4.5 V to 5.5 V (absolute maximum 7 V), with a 0.1-µF bypass capacitor recommended close to the pin."
      }
    ],
    "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: The pin configuration diagram on page 3 is presented in ASCII art format without an explicit pin-to-"
        ],
        "pages_sent": 27,
        "cost_usd": 0.1698,
        "at": "2026-10-06T01:36:17"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/sn74hct573",
        "pages": 27,
        "sha256": "989f5f298ade3a5b",
        "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-20-300mil",
      "Category": "Logic",
      "Pins": "20"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sn74hct573dwr"
  ],
  "discovery_pitch": "SN74HCT573DWR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "sn74hct573dwr.step",
    "sn74hct573dwr.lbr",
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    "docs/sn74hct573dwr-datasheet.pdf",
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    "viewers/footprint.html",
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  "visibility": {
    "public": true
  }
}