SN74LV8151DWR

{
  "slug": "sn74lv8151dwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Buffer/Driver/Transceiver, SOIC-24-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic ics",
    "sn74lv8151dwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
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    "README.md",
    "sn74lv8151dwr.kicad_sym",
    "sn74lv8151dwr.kicad_mod",
    "sn74lv8151dwr.glb",
    "sn74lv8151dwr.step",
    "sn74lv8151dwr.lbr",
    "docs/hero.png",
    "docs/sn74lv8151dwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn74lv8151dwr-hero.glb",
    "sn74lv8151dwr-hero.overlay.json",
    "sn74lv8151dwr-etched.glb"
  ],
  "component": {
    "mpn": "SN74LV8151DWR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-24-300mil",
    "pin_count": 24,
    "category": "Logic ICs",
    "subcategory": "Buffer/Driver/Transceiver",
    "datasheet": "https://www.ti.com/cn/lit/gpn/sn74lv8151",
    "parts": {
      "symbol": "sn74lv8151dwr.kicad_sym",
      "footprint": "sn74lv8151dwr.kicad_mod",
      "model_3d": "sn74lv8151dwr-hero.glb",
      "model_3d_plain": "sn74lv8151dwr-etched.glb",
      "model_3d_step": "sn74lv8151dwr-etched.step",
      "model_3d_step_plain": "sn74lv8151dwr.step",
      "lbr": "sn74lv8151dwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2859850",
      "digikey": "296-18749-2-ND",
      "mouser": "595-SN74LV8151DWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T00:05:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-18749-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-SN74LV8151DWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "T/C",
        "type": "input",
        "description": "Polarity control: high gives noninverted (true) Y outputs, low gives inverted (complementary) Y outputs; unused inputs must be held at VCC or GND."
      },
      {
        "number": "2",
        "name": "A",
        "type": "input",
        "description": "Schmitt-trigger buffer input that drives output P."
      },
      {
        "number": "3",
        "name": "B",
        "type": "input",
        "description": "Schmitt-trigger inverter input that drives output N."
      },
      {
        "number": "4",
        "name": "D1",
        "type": "input",
        "description": "Schmitt-trigger data input for channel 1, passed to Y1 when OE is low."
      },
      {
        "number": "5",
        "name": "D2",
        "type": "input",
        "description": "Schmitt-trigger data input for channel 2, passed to Y2 when OE is low."
      },
      {
        "number": "6",
        "name": "D3",
        "type": "input",
        "description": "Schmitt-trigger data input for channel 3, passed to Y3 when OE is low."
      },
      {
        "number": "7",
        "name": "D4",
        "type": "input",
        "description": "Schmitt-trigger data input for channel 4, passed to Y4 when OE is low."
      },
      {
        "number": "8",
        "name": "D5",
        "type": "input",
        "description": "Schmitt-trigger data input for channel 5, passed to Y5 when OE is low."
      },
      {
        "number": "9",
        "name": "D6",
        "type": "input",
        "description": "Schmitt-trigger data input for channel 6, passed to Y6 when OE is low."
      },
      {
        "number": "10",
        "name": "D7",
        "type": "input",
        "description": "Schmitt-trigger data input for channel 7, passed to Y7 when OE is low."
      },
      {
        "number": "11",
        "name": "D8",
        "type": "input",
        "description": "Schmitt-trigger data input for channel 8, passed to Y8 when OE is low."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "13",
        "name": "OE",
        "type": "input",
        "description": "Active-low output enable: low passes Dn to Yn, high puts Y outputs in high-impedance; tie to VCC through a pullup resistor for power up/down."
      },
      {
        "number": "14",
        "name": "Y8",
        "type": "tri_state",
        "description": "3-state output for channel 8, true or complementary of D8 depending on T/C."
      },
      {
        "number": "15",
        "name": "Y7",
        "type": "tri_state",
        "description": "3-state output for channel 7, true or complementary of D7 depending on T/C."
      },
      {
        "number": "16",
        "name": "Y6",
        "type": "tri_state",
        "description": "3-state output for channel 6, true or complementary of D6 depending on T/C."
      },
      {
        "number": "17",
        "name": "Y5",
        "type": "tri_state",
        "description": "3-state output for channel 5, true or complementary of D5 depending on T/C."
      },
      {
        "number": "18",
        "name": "Y4",
        "type": "tri_state",
        "description": "3-state output for channel 4, true or complementary of D4 depending on T/C."
      },
      {
        "number": "19",
        "name": "Y3",
        "type": "tri_state",
        "description": "3-state output for channel 3, true or complementary of D3 depending on T/C."
      },
      {
        "number": "20",
        "name": "Y2",
        "type": "tri_state",
        "description": "3-state output for channel 2, true or complementary of D2 depending on T/C."
      },
      {
        "number": "21",
        "name": "Y1",
        "type": "tri_state",
        "description": "3-state output for channel 1, true or complementary of D1 depending on T/C."
      },
      {
        "number": "22",
        "name": "N",
        "type": "output",
        "description": "Output of the Schmitt-trigger inverter path from B."
      },
      {
        "number": "23",
        "name": "P",
        "type": "output",
        "description": "Output of the Schmitt-trigger buffer path from A."
      },
      {
        "number": "24",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, 2 V to 5.5 V recommended operating range."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pinout figure is labeled NT or PW package only (DW is not shown). The datasheet has no DW pinout",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 20,
        "cost_usd": 0.51,
        "at": "2026-10-31T00:05:12"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/sn74lv8151",
        "pages": 20,
        "sha256": "d300a8735c5a928d",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 24,
        "described": 24,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          15.4,
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4b0d20f82f5b0124fecfe11c941274a3c865a30f7baee8b8fadd7df55972d4cd",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
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        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "sha256": "7c45b1481d7200dead12a0b622f984950b640a46571147529840815dc05c1b31",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ],
    "package_dims": {
      "package_code": "DW",
      "E1": {
        "nom_mm": 7.5,
        "range_mm": null
      },
      "E": {
        "nom_mm": 10.3,
        "range_mm": null
      },
      "e": {
        "nom_mm": 1.27,
        "range_mm": null
      },
      "source": "TI package designator DW (no drawing in the datasheet)",
      "model_check": {
        "file": "sn74lv8151dwr.step",
        "verdict": "SKIP",
        "reasons": [
          "the datasheet dimensions give no height or body size to compare"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}