SN75ALS176BDR

{
  "slug": "sn75als176bdr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RS-485/RS-422 ICs, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "sn75als176bdr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn75als176bdr.kicad_sym",
    "sn75als176bdr.kicad_mod",
    "sn75als176bdr.glb",
    "sn75als176bdr.step",
    "sn75als176bdr.lbr",
    "docs/hero.png",
    "docs/sn75als176bdr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn75als176bdr-hero.glb",
    "sn75als176bdr-hero.overlay.json",
    "sn75als176bdr-etched.glb"
  ],
  "component": {
    "mpn": "SN75ALS176BDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "RS-485/RS-422 ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn75als176b.pdf",
    "parts": {
      "symbol": "sn75als176bdr.kicad_sym",
      "footprint": "sn75als176bdr.kicad_mod",
      "model_3d": "sn75als176bdr-hero.glb",
      "model_3d_plain": "sn75als176bdr-etched.glb",
      "model_3d_step": "sn75als176bdr-etched.step",
      "model_3d_step_plain": "sn75als176bdr.step",
      "lbr": "sn75als176bdr.lbr"
    },
    "distributor_links": {
      "lcsc": "C7678",
      "digikey": "296-14965-2-ND",
      "mouser": "595-SN75ALS176BDR"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T12:34:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-14965-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-SN75ALS176BDR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "R",
        "type": "output",
        "description": "Receive data output, 3-state, high-impedance when RE is high."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver enable, active low; high level puts R in high impedance."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Driver enable, active high; low level puts driver outputs A and B in high impedance."
      },
      {
        "number": "4",
        "name": "D",
        "type": "input",
        "description": "Driver data input."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Local device ground."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Driver output or receiver input, complementary to B; bus voltage range -7 V to 12 V."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Driver output or receiver input, complementary to A; bus voltage range -7 V to 12 V."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "4.75-V to 5.25-V supply."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 26,
        "cost_usd": 0.1599,
        "at": "2026-10-31T12:34:05"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn75als176b.pdf",
        "pages": 26,
        "sha256": "173f362db3d9addb",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sn75als176bdr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn75als176bdr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5858e8e6fe070643bd6b0d81f70c752b85de548cdccfbfad08d64f0a612cffa4",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "D0008A",
      "source_page": 22,
      "D": {
        "nom_mm": 4.902,
        "range_mm": [
          4.801,
          5.004
        ]
      },
      "E1": {
        "nom_mm": 3.899,
        "range_mm": [
          3.81,
          3.988
        ]
      },
      "E": {
        "nom_mm": 5.994,
        "range_mm": [
          5.791,
          6.198
        ]
      },
      "e": {
        "nom_mm": 1.27,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.753,
        "range_mm": [
          null,
          1.753
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "sn75als176bdr.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}