SN65LBC170DB

{
  "slug": "sn65lbc170db",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RS-485 / RS-422 ICs, SSOP-16-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "sn65lbc170db",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn65lbc170db.kicad_sym",
    "sn65lbc170db.kicad_mod",
    "sn65lbc170db.glb",
    "sn65lbc170db.step",
    "sn65lbc170db.lbr",
    "docs/hero.png",
    "docs/sn65lbc170db-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn65lbc170db-hero.glb",
    "sn65lbc170db-hero.overlay.json"
  ],
  "component": {
    "mpn": "SN65LBC170DB",
    "manufacturer": "Texas Instruments",
    "package": "SSOP-16-208mil",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/sn75lbc170",
    "parts": {
      "symbol": "sn65lbc170db.kicad_sym",
      "footprint": "sn65lbc170db.kicad_mod",
      "model_3d": "sn65lbc170db-hero.glb",
      "model_3d_plain": "sn65lbc170db.glb",
      "model_3d_step": "sn65lbc170db-etched.step",
      "model_3d_step_plain": "sn65lbc170db.step",
      "lbr": "sn65lbc170db.lbr"
    },
    "distributor_links": {
      "lcsc": "C1543899",
      "digikey": "296-9702-5-ND",
      "mouser": "595-SN65LBC170DB"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T22:05:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-9702-5-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN65LBC170DB",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1D",
        "type": "bidirectional",
        "description": "Channel 1 data pin: driver input when 1DIR is high and receiver output when 1DIR is low, with VIH of 2 V to VCC and VIL of 0 V to 0.8 V."
      },
      {
        "number": "2",
        "name": "1DIR",
        "type": "input",
        "description": "Channel 1 direction input: high enables the driver, low enables the receiver, with VIH of 2 V to VCC and VIL of 0 V to 0.8 V."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal, network ground reference for all voltages."
      },
      {
        "number": "5",
        "name": "2D",
        "type": "bidirectional",
        "description": "Channel 2 data pin: driver input when 2DIR is high and receiver output when 2DIR is low, with VIH of 2 V to VCC and VIL of 0 V to 0.8 V."
      },
      {
        "number": "6",
        "name": "2DIR",
        "type": "input",
        "description": "Channel 2 direction input: high enables the driver, low enables the receiver, with VIH of 2 V to VCC and VIL of 0 V to 0.8 V."
      },
      {
        "number": "7",
        "name": "3D",
        "type": "bidirectional",
        "description": "Channel 3 data pin: driver input when 3DIR is high and receiver output when 3DIR is low, with VIH of 2 V to VCC and VIL of 0 V to 0.8 V."
      },
      {
        "number": "8",
        "name": "3DIR",
        "type": "input",
        "description": "Channel 3 direction input: high enables the driver, low enables the receiver, with VIH of 2 V to VCC and VIL of 0 V to 0.8 V."
      },
      {
        "number": "9",
        "name": "3A",
        "type": "bidirectional",
        "description": "Channel 3 differential bus I/O (non-inverting side), common-mode range -7 V to 12 V."
      },
      {
        "number": "10",
        "name": "3B",
        "type": "bidirectional",
        "description": "Channel 3 differential bus I/O (inverting side), common-mode range -7 V to 12 V."
      },
      {
        "number": "11",
        "name": "2A",
        "type": "bidirectional",
        "description": "Channel 2 differential bus I/O (non-inverting side), common-mode range -7 V to 12 V."
      },
      {
        "number": "12",
        "name": "2B",
        "type": "bidirectional",
        "description": "Channel 2 differential bus I/O (inverting side), common-mode range -7 V to 12 V."
      },
      {
        "number": "13",
        "name": "VCC",
        "type": "power_in",
        "description": "Single 5 V supply, recommended 4.75 V to 5.25 V (absolute maximum -0.3 V to 6 V)."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "15",
        "name": "1A",
        "type": "bidirectional",
        "description": "Channel 1 differential bus I/O (non-inverting side), common-mode range -7 V to 12 V."
      },
      {
        "number": "16",
        "name": "1B",
        "type": "bidirectional",
        "description": "Channel 1 differential bus I/O (inverting side), common-mode range -7 V to 12 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 DB (SSOP-16) top-view drawing is given as two text columns without explicit pin numbers next to ; Pin 4 (GND) and pin 12 (VCC) source pages are the absolute maximum ratings and recommended operating"
        ],
        "pages_sent": 25,
        "cost_usd": 0.0968,
        "at": "2026-10-08T22:05:05"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/sn75lbc170",
        "pages": 25,
        "sha256": "30739458825b79f6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "sn65lbc170db.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          6.2,
          2.1
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d0e11e46aeca5dbaa5c4bb538f3f4899761267cabdeba6486325ae9e979c03ef",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn65lbc170db-etched.step",
        "role": "eda",
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "sha256": "6f27a4d9cac074d2eb5ba7bec6b81d3f943b0cd91d4b1d1177e513cc3797c769",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  }
}