LTC485CS8#TRPBF

{
  "slug": "ltc485cs8-trpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices RS-485 / RS-422 ICs, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "ltc485cs8#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ltc485cs8-trpbf.kicad_sym",
    "ltc485cs8-trpbf.kicad_mod",
    "ltc485cs8-trpbf.glb",
    "ltc485cs8-trpbf.step",
    "ltc485cs8-trpbf.lbr",
    "docs/hero.png",
    "docs/ltc485cs8-trpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ltc485cs8-trpbf-hero.glb",
    "ltc485cs8-trpbf-hero.overlay.json",
    "ltc485cs8-trpbf-etched.glb"
  ],
  "component": {
    "mpn": "LTC485CS8#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913771503104000",
    "parts": {
      "symbol": "ltc485cs8-trpbf.kicad_sym",
      "footprint": "ltc485cs8-trpbf.kicad_mod",
      "model_3d": "ltc485cs8-trpbf-hero.glb",
      "model_3d_plain": "ltc485cs8-trpbf-etched.glb",
      "model_3d_step": "ltc485cs8-trpbf-etched.step",
      "model_3d_step_plain": "ltc485cs8-trpbf.step",
      "lbr": "ltc485cs8-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C514443",
      "digikey": "505-LTC485CS8#TRPBFTR-ND",
      "mouser": "584-LTC485CS8#TRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T04:19:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-LTC485CS8#TRPBFTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-LTC485CS8#TRPBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RO",
        "type": "output",
        "description": "Receiver output: when the receiver is enabled (RE low), RO goes high if A > B by 200mV and low if A < B by 200mV."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver output enable: a low enables the receiver output RO, and a high forces RO into a high-impedance state."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Driver output enable: a high enables driver outputs A and B so the chip acts as a line driver, while a low forces the driver outputs into high impedance so the chip acts as a line receiver."
      },
      {
        "number": "4",
        "name": "DI",
        "type": "input",
        "description": "Driver input: with the driver outputs enabled (DE high), a low on DI forces A low and B high, and a high on DI forces A high and B low."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Driver output / receiver input (non-inverting bus line); the driver output stays high-impedance over the -7V to 12V common mode range when disabled."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Driver output / receiver input (inverting bus line); the driver output stays high-impedance over the -7V to 12V common mode range when disabled."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, specified as 4.75 V < VCC < 5.25 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: Pin numbers and functions come from the PIN FUNCTIONS section (page 5) and the S8 SOIC pin configura; KiCad type for A and B was chosen as bidirectional because each pin is both a driver output and a re; Pin 6 (A) and pin 7 (B) descriptions include the -7V to 12V common mode range, which the datasheet g"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0653,
        "at": "2026-10-19T04:19:41"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913771503104000",
        "pages": 14,
        "sha256": "fb75b8732f524069",
        "source_tier": "lcsc"
      },
      "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": "ltc485cs8-trpbf.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": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ltc485cs8-trpbf-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": "265c7ce6694d1c10ebf34368754f07e857888fcfdcc7c2b249462885758a3654",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}