74AVC4T245BQ

{
  "slug": "74avc4t245bq",
  "version": "0.1.0",
  "type": "component",
  "description": "Nexperia Translators, Level Shifters, DHVQFN-16-EP(2.5x3.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "74avc4t245bq",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "74avc4t245bq.kicad_sym",
    "74avc4t245bq.kicad_mod",
    "74avc4t245bq.glb",
    "74avc4t245bq.step",
    "74avc4t245bq.lbr",
    "docs/hero.png",
    "docs/74avc4t245bq-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "74avc4t245bq-hero.glb",
    "74avc4t245bq-hero.overlay.json",
    "74avc4t245bq-etched.glb"
  ],
  "component": {
    "mpn": "74AVC4T245BQ",
    "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/8588913597980688384",
    "parts": {
      "symbol": "74avc4t245bq.kicad_sym",
      "footprint": "74avc4t245bq.kicad_mod",
      "model_3d": "74avc4t245bq-hero.glb",
      "model_3d_plain": "74avc4t245bq-etched.glb",
      "model_3d_step": "74avc4t245bq-etched.step",
      "model_3d_step_plain": "74avc4t245bq.step",
      "lbr": "74avc4t245bq.lbr"
    },
    "distributor_links": {
      "lcsc": "C546264"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:27:36Z",
      "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; the nAn, nOE and nDIR inputs are referenced to VCC(A)."
      },
      {
        "number": "2",
        "name": "1DIR",
        "type": "input",
        "description": "Direction control for the 1An/1Bn channel: HIGH allows transmission from 1An to 1Bn and LOW allows transmission from 1Bn to 1An."
      },
      {
        "number": "3",
        "name": "2DIR",
        "type": "input",
        "description": "Direction control for the 2An/2Bn channel: HIGH allows transmission from 2An to 2Bn and LOW allows transmission from 2Bn to 2An."
      },
      {
        "number": "4",
        "name": "1A1",
        "type": "bidirectional",
        "description": "Data input or output, referenced to VCC(A); high-impedance OFF-state when OE is HIGH or in suspend mode."
      },
      {
        "number": "5",
        "name": "1A2",
        "type": "bidirectional",
        "description": "Data input or output, referenced to VCC(A); high-impedance OFF-state when OE is HIGH or in suspend mode."
      },
      {
        "number": "6",
        "name": "2A1",
        "type": "bidirectional",
        "description": "Data input or output, referenced to VCC(A); high-impedance OFF-state when OE is HIGH or in suspend mode."
      },
      {
        "number": "7",
        "name": "2A2",
        "type": "bidirectional",
        "description": "Data input or output, referenced to VCC(A); high-impedance OFF-state when OE is HIGH or in suspend mode."
      },
      {
        "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 or output, referenced to VCC(B); high-impedance OFF-state when OE is HIGH or in suspend mode."
      },
      {
        "number": "11",
        "name": "2B1",
        "type": "bidirectional",
        "description": "Data input or output, referenced to VCC(B); high-impedance OFF-state when OE is HIGH or in suspend mode."
      },
      {
        "number": "12",
        "name": "1B2",
        "type": "bidirectional",
        "description": "Data input or output, referenced to VCC(B); high-impedance OFF-state when OE is HIGH or in suspend mode."
      },
      {
        "number": "13",
        "name": "1B1",
        "type": "bidirectional",
        "description": "Data input or output, referenced to VCC(B); high-impedance OFF-state when OE is HIGH or in suspend mode."
      },
      {
        "number": "14",
        "name": "2OE",
        "type": "input",
        "description": "Output enable input, active LOW; HIGH disables the 2 channel outputs so the buses are isolated."
      },
      {
        "number": "15",
        "name": "1OE",
        "type": "input",
        "description": "Output enable input, active LOW; HIGH disables the 1 channel outputs so the buses are isolated."
      },
      {
        "number": "16",
        "name": "VCC(B)",
        "type": "power_in",
        "description": "Supply voltage B, 0.8 V to 3.6 V; the nBn inputs are referenced to VCC(B)."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: The DHVQFN16 package has an exposed thermal pad (the 'EP' in the package hint). The datasheet states; Pin numbers for SOT763-1 are taken from Fig. 5 (page 4) and cross-checked against the SOT763-1 colum; The datasheet gives no ratings specific to the data pins beyond the general limits (Table 5 and Tabl",
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0627,
        "at": "2026-10-18T05:23:46"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913597980688384",
        "pages": 27,
        "sha256": "d97d984b18da471e",
        "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"
    },
    "models_3d": [
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        "file": "74avc4t245bq.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.52,
          3.52,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "011806f400a9ec140091f8a0a342b3855968af43f24d5a5528eceff94a0b3727",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "74avc4t245bq-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "aa530ce7a4bd6465e89a1e91a7017fcf4dcc0ad9ddc2453e772dddcf4ceae46d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}