SN74CB3T3306DCUR

{
  "slug": "sn74cb3t3306dcur",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog Switches, Multiplexers, VSSOP-8-0.5mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "sn74cb3t3306dcur",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn74cb3t3306dcur.kicad_sym",
    "sn74cb3t3306dcur.kicad_mod",
    "sn74cb3t3306dcur.glb",
    "sn74cb3t3306dcur.step",
    "sn74cb3t3306dcur.lbr",
    "docs/hero.png",
    "docs/sn74cb3t3306dcur-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn74cb3t3306dcur-hero.glb",
    "sn74cb3t3306dcur-hero.overlay.json"
  ],
  "component": {
    "mpn": "SN74CB3T3306DCUR",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8-0.5mm",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "Analog Switches, Multiplexers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/sn74cb3t3306",
    "parts": {
      "symbol": "sn74cb3t3306dcur.kicad_sym",
      "footprint": "sn74cb3t3306dcur.kicad_mod",
      "model_3d": "sn74cb3t3306dcur-hero.glb",
      "model_3d_plain": "sn74cb3t3306dcur.glb",
      "model_3d_step": "sn74cb3t3306dcur-etched.step",
      "model_3d_step_plain": "sn74cb3t3306dcur.step",
      "lbr": "sn74cb3t3306dcur.lbr"
    },
    "distributor_links": {
      "lcsc": "C2863540",
      "digikey": "296-15554-2-ND",
      "mouser": "595-SN74CB3T3306DCUR"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T08:36:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-15554-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-SN74CB3T3306DCUR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1OE",
        "type": "input",
        "description": "Active-low enable for switch 1 that controls connection between 1A and 1B terminals when low."
      },
      {
        "number": "2",
        "name": "1A",
        "type": "bidirectional",
        "description": "Switch 1 A terminal providing bidirectional data I/O with 0-5V signaling level support."
      },
      {
        "number": "3",
        "name": "1B",
        "type": "bidirectional",
        "description": "Switch 1 B terminal providing bidirectional data I/O with 0-5V signaling level support."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin at 0V."
      },
      {
        "number": "5",
        "name": "2A",
        "type": "bidirectional",
        "description": "Switch 2 A terminal providing bidirectional data I/O with 0-5V signaling level support."
      },
      {
        "number": "6",
        "name": "2B",
        "type": "bidirectional",
        "description": "Switch 2 B terminal providing bidirectional data I/O with 0-5V signaling level support."
      },
      {
        "number": "7",
        "name": "2OE",
        "type": "input",
        "description": "Active-low enable for switch 2 that controls connection between 2A and 2B terminals when low."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_out",
        "description": "Supply voltage pin with recommended operating range 2.3V to 3.6V."
      }
    ],
    "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: Documentation error in page 3 Pin Functions table: pin 7 (2OE) description states 'Active-low enable"
        ],
        "pages_sent": 23,
        "cost_usd": 0.1372,
        "at": "2026-10-07T08:35:57"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/sn74cb3t3306",
        "pages": 23,
        "sha256": "031e6d810f30687b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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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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          2.0,
          0.85
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74cb3t3306dcur-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": "1df458353de9a464752ccfd7ee8d4c9e5c336b8d974a332414107aacb0dcb21d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}