CA-IF4805HS

{
  "slug": "ca-if4805hs",
  "version": "0.1.0",
  "type": "component",
  "description": "Chipanalog RS-485 / RS-422 ICs, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "ca-if4805hs",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ca-if4805hs.kicad_sym",
    "ca-if4805hs.kicad_mod",
    "ca-if4805hs.glb",
    "ca-if4805hs.step",
    "ca-if4805hs.lbr",
    "docs/hero.png",
    "docs/ca-if4805hs-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ca-if4805hs-hero.glb",
    "ca-if4805hs-hero.overlay.json"
  ],
  "component": {
    "mpn": "CA-IF4805HS",
    "manufacturer": "Chipanalog",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589834852314226688",
    "parts": {
      "symbol": "ca-if4805hs.kicad_sym",
      "footprint": "ca-if4805hs.kicad_mod",
      "model_3d": "ca-if4805hs-hero.glb",
      "model_3d_plain": "ca-if4805hs.glb",
      "model_3d_step": "ca-if4805hs-etched.step",
      "model_3d_step_plain": "ca-if4805hs.step",
      "lbr": "ca-if4805hs.lbr"
    },
    "distributor_links": {
      "lcsc": "C2890054"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T01:01:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RO",
        "type": "output",
        "description": "Receiver output: goes high when VID = VA − VB exceeds VTH+ and low when VID falls below VTH−, and is high-impedance when REB is high or open."
      },
      {
        "number": "2",
        "name": "REB",
        "type": "input",
        "description": "Receiver enable, active low: the receiver is enabled when REB is low and its output is high-impedance when REB is high or open."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Driver enable, active high: the driver outputs follow DI when DE is high and are high-impedance when DE is low; an internal pull-down disables the driver when DE is open."
      },
      {
        "number": "4",
        "name": "DI",
        "type": "input",
        "description": "Driver data input: drives Y high and Z low when high (and the reverse when low), with an internal pull-up to VCC so the driver outputs A high and B low if left open while enabled."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Bus port A, driver/receiver non-inverting output/input; tolerates bus common-mode range of ±15 V and fault voltage of ±30 V, with ±30 kV HBM ESD on this half-duplex (HS) part."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Bus port B, driver/receiver inverting output/input; tolerates bus common-mode range of ±15 V and fault voltage of ±30 V, with ±30 kV HBM ESD on this half-duplex (HS) part."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply; the recommended supply range is 3 V to 5.5 V and the absolute maximum is 7.0 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 MPN CA-IF4805HS is the half-duplex SOIC8 variant (ordering table, page 2). Pin numbers and funct; A and B are typed bidirectional because the datasheet describes them as both driver/receiver outputs; The VCC and ESD limits in the descriptions come from pages 6 and 15 rather than page 4 (page 4 only "
        ],
        "pages_sent": 21,
        "cost_usd": 0.0694,
        "at": "2026-10-10T00:59:35"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589834852314226688",
        "pages": 21,
        "sha256": "c063fe96e2b8699c",
        "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": "ca-if4805hs.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": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ca-if4805hs-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": "bf60b6b3e1399b61127ad38f2fe5a17b7d814af8750f365a2d2a9f822460a0f3",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}