HD588L

{
  "slug": "hd588l",
  "version": "0.1.0",
  "type": "component",
  "description": "Broadic RS-485 / RS-422 ICs, SO-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "hd588l",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "hd588l.kicad_sym",
    "hd588l.kicad_mod",
    "hd588l.glb",
    "hd588l.step",
    "hd588l.lbr",
    "docs/hero.png",
    "docs/hd588l-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hd588l-hero.glb",
    "hd588l-hero.overlay.json"
  ],
  "component": {
    "mpn": "HD588L",
    "manufacturer": "Broadic",
    "package": "SO-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589784993254965248",
    "parts": {
      "symbol": "hd588l.kicad_sym",
      "footprint": "hd588l.kicad_mod",
      "model_3d": "hd588l-hero.glb",
      "model_3d_plain": "hd588l.glb",
      "model_3d_step": "hd588l-etched.step",
      "model_3d_step_plain": "hd588l.step",
      "lbr": "hd588l.lbr"
    },
    "distributor_links": {
      "lcsc": "C5124130"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T20:16:56Z",
      "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: with the receiver enabled, RO goes high when V(A)-V(B) > -50 mV and goes low when V(A)-V(B) < -200 mV."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver output enable, active low: RO is valid when RE is low, the receiver is disabled when RE is high, and RE high with DE low puts the whole chip into shutdown."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Driver output enable: driver is enabled when DE is high and disabled with outputs in high impedance when DE is low, and DE low with RE high puts the whole chip into shutdown."
      },
      {
        "number": "4",
        "name": "DI",
        "type": "input",
        "description": "Driver input: a low level forces the non-inverting output low and the inverting output high, and a high level forces the non-inverting output high and the inverting output low."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all device voltages; absolute ratings are referenced to this pin."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Bus interface, non-inverting driver output and non-inverting receiver input, rated -8 V to +13 V absolute maximum."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Bus interface, inverting driver output and inverting receiver input, rated -8 V to +13 V absolute maximum."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply for 3.3 V or 5 V operation (absolute maximum +6 V), to be bypassed to GND with a 0.1 µF capacitor."
      }
    ],
    "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 functions are taken from the datasheet pin table on page 9 (source text is Chinese, translated h"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0523,
        "at": "2026-10-09T20:14:28"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589784993254965248",
        "pages": 12,
        "sha256": "592f1449bf37d0da",
        "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": "hd588l.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": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hd588l-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a37da2fbb468a6be19c7c8366bf6ae4280637b68226c59c51cfe99a8b7c7cd47",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}