74AVCH4T245BQ

{
  "schema_version": 1,
  "type": "component",
  "slug": "74avch4t245bq",
  "title": "74AVCH4T245BQ",
  "brief": "Nexperia Translators, Level Shifters, DHVQFN-16-EP(2.5x3.5). 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",
    "74avch4t245bq",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "74AVCH4T245BQ",
    "manufacturer": "Nexperia",
    "package": "DHVQFN-16-EP(2.5x3.5)",
    "pin_count": 17,
    "category": "Logic",
    "subcategory": "Translators, Level Shifters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912993412898816",
    "parts": {
      "symbol": "74avch4t245bq.kicad_sym",
      "footprint": "74avch4t245bq.kicad_mod",
      "model_3d": "74avch4t245bq-etched.glb",
      "model_3d_plain": "74avch4t245bq.glb",
      "model_3d_step": "74avch4t245bq-etched.step",
      "model_3d_step_plain": "74avch4t245bq.step",
      "lbr": "74avch4t245bq.lbr"
    },
    "distributor_links": {
      "lcsc": "C546297"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T17:25:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC(A)",
        "type": "power_in",
        "description": "Supply voltage A (0.8 V to 3.6 V); references nAn, nOE, and nDIR inputs."
      },
      {
        "number": "2",
        "name": "1DIR",
        "type": "input",
        "description": "Direction control input for first transceiver; HIGH enables A to B transmission, LOW enables B to A transmission; referenced to VCC(A)."
      },
      {
        "number": "3",
        "name": "2DIR",
        "type": "input",
        "description": "Direction control input for second transceiver; HIGH enables A to B transmission, LOW enables B to A transmission; referenced to VCC(A)."
      },
      {
        "number": "4",
        "name": "1A1",
        "type": "bidirectional",
        "description": "Data input/output of first A-port; bidirectional transceiver terminal with bus hold circuit; accepts voltages up to 3.6 V; referenced to VCC(A)."
      },
      {
        "number": "5",
        "name": "1A2",
        "type": "bidirectional",
        "description": "Data input/output of first A-port; bidirectional transceiver terminal with bus hold circuit; accepts voltages up to 3.6 V; referenced to VCC(A)."
      },
      {
        "number": "6",
        "name": "2A1",
        "type": "bidirectional",
        "description": "Data input/output of second A-port; bidirectional transceiver terminal with bus hold circuit; accepts voltages up to 3.6 V; referenced to VCC(A)."
      },
      {
        "number": "7",
        "name": "2A2",
        "type": "bidirectional",
        "description": "Data input/output of second A-port; bidirectional transceiver terminal with bus hold circuit; accepts voltages up to 3.6 V; referenced to VCC(A)."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V); all GND pins must be connected to ground."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V); all GND pins must be connected to ground."
      },
      {
        "number": "10",
        "name": "2B2",
        "type": "bidirectional",
        "description": "Data input/output of second B-port; bidirectional transceiver terminal with bus hold circuit; accepts voltages up to 3.6 V; referenced to VCC(B)."
      },
      {
        "number": "11",
        "name": "2B1",
        "type": "bidirectional",
        "description": "Data input/output of second B-port; bidirectional transceiver terminal with bus hold circuit; accepts voltages up to 3.6 V; referenced to VCC(B)."
      },
      {
        "number": "12",
        "name": "1B2",
        "type": "bidirectional",
        "description": "Data input/output of first B-port; bidirectional transceiver terminal with bus hold circuit; accepts voltages up to 3.6 V; referenced to VCC(B)."
      },
      {
        "number": "13",
        "name": "1B1",
        "type": "bidirectional",
        "description": "Data input/output of first B-port; bidirectional transceiver terminal with bus hold circuit; accepts voltages up to 3.6 V; referenced to VCC(B)."
      },
      {
        "number": "14",
        "name": "2OE",
        "type": "input",
        "description": "Output enable input (active LOW) for second transceiver; HIGH places outputs in high-impedance OFF-state; referenced to VCC(A)."
      },
      {
        "number": "15",
        "name": "1OE",
        "type": "input",
        "description": "Output enable input (active LOW) for first transceiver; HIGH places outputs in high-impedance OFF-state; referenced to VCC(A)."
      },
      {
        "number": "16",
        "name": "VCC(B)",
        "type": "power_in",
        "description": "Supply voltage B (0.8 V to 3.6 V); references nBn inputs."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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": 26,
        "cost_usd": 0.352,
        "at": "2026-10-01T17:25:06"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912993412898816",
        "pages": 26,
        "sha256": "594cbbc08d3597d2",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Nexperia",
      "Package": "DHVQFN-16-EP(2.5x3.5)",
      "Category": "Logic",
      "Pins": "17"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "74avch4t245bq"
  ],
  "discovery_pitch": "74AVCH4T245BQ (Nexperia) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "74avch4t245bq.kicad_sym",
    "74avch4t245bq.kicad_mod",
    "74avch4t245bq.glb",
    "74avch4t245bq.step",
    "74avch4t245bq.lbr",
    "docs/hero.png",
    "docs/74avch4t245bq-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  }
}