HGX3088EIM

{
  "schema_version": 1,
  "type": "component",
  "slug": "hgx3088eim",
  "title": "HGX3088EIM",
  "brief": "HGSEMI RS-485/RS-422 ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "comm-uart",
    "hgx3088eim"
  ],
  "component": {
    "mpn": "HGX3088EIM",
    "manufacturer": "HGSEMI",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Comm/UART",
    "subcategory": "RS-485/RS-422 ICs",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2201181230_HGSEMI-HGX3088EIM-TR_C2902474.pdf",
    "parts": {
      "symbol": "hgx3088eim.kicad_sym",
      "footprint": "hgx3088eim.kicad_mod",
      "model_3d": "hgx3088eim-etched.glb",
      "model_3d_plain": "hgx3088eim.glb",
      "model_3d_step": "hgx3088eim-etched.step",
      "model_3d_step_plain": "hgx3088eim.step",
      "lbr": "hgx3088eim.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "RO",
        "type": "output",
        "description": "Receiver output. When RE is low and (A-B) ≥ -50mV, RO is driven high; when (A-B) ≤ -200mV, RO is driven low. High-Z when receiver is disabled."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver output enable, active-low. RO is enabled when RE is low; RO is high-impedance when RE is high. When RE is high AND DE is low the device enters low-power shutdown mode. Hot-swap input structure."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Driver output enable, active-high. Driver outputs A/B are enabled when DE is high and high-impedance when DE is low. When RE is high AND DE is low the device enters low-power shutdown mode. Hot-swap input structure."
      },
      {
        "number": "4",
        "name": "DI",
        "type": "input",
        "description": "Driver input. When DE is high, DI low drives A low and B high; DI high drives A high and B low. VIH = 2V min, VIL = 0.8V max."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Non-inverting receiver input AND non-inverting driver output (half-duplex bus pin). Tie through the RS-485 termination network to the differential bus. Absolute max: -7V to +12V. ±16kV IEC 61000-4-2 contact ESD protected."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Inverting receiver input AND inverting driver output (half-duplex bus pin). Tie through the RS-485 termination network to the differential bus. Absolute max: -7V to +12V. ±16kV IEC 61000-4-2 contact ESD protected."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, 4.5V ≤ VCC ≤ 5.5V. Bypass to GND with a 0.1µF ceramic capacitor. Absolute max 6V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2201181230_HGSEMI-HGX3088EIM-TR_C2902474.pdf",
        "pages": 28,
        "sha256": "f6d3ad97a8f240e8",
        "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": "hgx3088eim.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hgx3088eim-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": "b50927b271d1a8d055235bb0221228a235cc94b129a51431c98d72c6831cb20b",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "SOP-8",
      "Category": "Comm/UART",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "HGX3088EIM/TR",
      "kind": "packaging"
    },
    {
      "mpn": "HGX3088ECM/TR",
      "kind": "unknown"
    },
    {
      "mpn": "HGX3088EIN",
      "kind": "unknown"
    },
    {
      "mpn": "HGX3088ECN",
      "kind": "unknown"
    },
    {
      "mpn": "HGX3088EIMM/TR",
      "kind": "packaging"
    },
    {
      "mpn": "HGX3088ECMM/TR",
      "kind": "unknown"
    },
    {
      "mpn": "HGX3088EIM8/TR",
      "kind": "packaging"
    },
    {
      "mpn": "HGX3088ECM8/TR",
      "kind": "unknown"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "hgx3088eim"
  ],
  "discovery_pitch": "HGX3088EIM (HGSEMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "hgx3088eim.kicad_sym",
    "hgx3088eim.kicad_mod",
    "hgx3088eim.glb",
    "hgx3088eim.step",
    "hgx3088eim.lbr",
    "docs/hero.png",
    "docs/hgx3088eim-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T21:54:28.432Z"
}