SN74LVC541ADBR

{
  "slug": "sn74lvc541adbr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Buffers, Drivers, Receivers, Transceivers, SSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "sn74lvc541adbr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn74lvc541adbr.kicad_sym",
    "sn74lvc541adbr.kicad_mod",
    "sn74lvc541adbr.glb",
    "sn74lvc541adbr.step",
    "sn74lvc541adbr.lbr",
    "docs/hero.png",
    "docs/sn74lvc541adbr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "SN74LVC541ADBR",
    "manufacturer": "Texas Instruments",
    "package": "SSOP-20",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Buffers, Drivers, Receivers, Transceivers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74lvc541adbr.pdf",
    "parts": {
      "symbol": "sn74lvc541adbr.kicad_sym",
      "footprint": "sn74lvc541adbr.kicad_mod",
      "model_3d": "sn74lvc541adbr-etched.glb",
      "model_3d_plain": "sn74lvc541adbr.glb",
      "model_3d_step": "sn74lvc541adbr-etched.step",
      "model_3d_step_plain": "sn74lvc541adbr.step",
      "lbr": "sn74lvc541adbr.lbr"
    },
    "distributor_links": {
      "lcsc": "C456286",
      "digikey": "296-8518-2-ND",
      "mouser": "595-SN74LVC541ADBR"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T06:11:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-8518-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN74LVC541ADBR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE1",
        "type": "input",
        "description": "Output enable input for the buffer channels, with inputs accepting voltages up to 5.5 V when VCC is 3.3 V."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "A1 data input, accepting voltages up to 5.5 V."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "A2 data input, accepting voltages up to 5.5 V."
      },
      {
        "number": "4",
        "name": "A3",
        "type": "input",
        "description": "A3 data input, accepting voltages up to 5.5 V."
      },
      {
        "number": "5",
        "name": "A4",
        "type": "input",
        "description": "A4 data input, accepting voltages up to 5.5 V."
      },
      {
        "number": "6",
        "name": "A5",
        "type": "input",
        "description": "A5 data input, accepting voltages up to 5.5 V."
      },
      {
        "number": "7",
        "name": "A6",
        "type": "input",
        "description": "A6 data input, accepting voltages up to 5.5 V."
      },
      {
        "number": "8",
        "name": "A7",
        "type": "input",
        "description": "A7 data input, accepting voltages up to 5.5 V."
      },
      {
        "number": "9",
        "name": "A8",
        "type": "input",
        "description": "A8 data input, accepting voltages up to 5.5 V."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the continuous current through VCC or GND is limited to ±100 mA."
      },
      {
        "number": "11",
        "name": "Y8",
        "type": "output",
        "description": "Y8 output, with continuous output current limited to ±50 mA."
      },
      {
        "number": "12",
        "name": "Y7",
        "type": "output",
        "description": "Y7 output, with continuous output current limited to ±50 mA."
      },
      {
        "number": "13",
        "name": "Y6",
        "type": "output",
        "description": "Y6 output, with continuous output current limited to ±50 mA."
      },
      {
        "number": "14",
        "name": "Y5",
        "type": "output",
        "description": "Y5 output, with continuous output current limited to ±50 mA."
      },
      {
        "number": "15",
        "name": "Y4",
        "type": "output",
        "description": "Y4 output, with continuous output current limited to ±50 mA."
      },
      {
        "number": "16",
        "name": "Y3",
        "type": "output",
        "description": "Y3 output, with continuous output current limited to ±50 mA."
      },
      {
        "number": "17",
        "name": "Y2",
        "type": "output",
        "description": "Y2 output, with continuous output current limited to ±50 mA."
      },
      {
        "number": "18",
        "name": "Y1",
        "type": "output",
        "description": "Y1 output, with continuous output current limited to ±50 mA."
      },
      {
        "number": "19",
        "name": "OE2",
        "type": "input",
        "description": "Output enable input for the second group of buffer channels, with inputs accepting voltages up to 5.5 V when VCC is 3.3 V."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply pin; the device operates from 1.65 V to 3.6 V."
      }
    ],
    "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 pin-number-to-name mapping for the DB (SSOP-20) package comes from the shared 20-pin top-view fi; The datasheet pin table only says 'Output enable' for OE1 and OE2 and does not state their active le; The datasheet pin table gives no per-pin electrical limits beyond the general ratings. Pin descripti"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0528,
        "at": "2026-10-18T06:07:02"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74lvc541adbr.pdf",
        "pages": 36,
        "sha256": "363363f57d986c13",
        "source_tier": "mfr"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "sn74lvc541adbr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.3,
          10.2,
          1.98
        ],
        "zmin_mm": 0.02,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6dff36ebd77080baba066b7aca3416ba1a817c310d24eec7f7cd42b41d1e0c8d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74lvc541adbr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.3,
          10.2,
          1.98
        ],
        "zmin_mm": 0.02,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "cebc3c16b6c38911fdac4942acba5dac5072b2ddb9fdc12caa47e1e050eacef3",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}