HGX485EIN

{
  "schema_version": 1,
  "type": "component",
  "slug": "hgx485ein",
  "title": "HGX485EIN",
  "brief": "HGSEMI RS-485 / RS-422 ICs, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "hgx485ein",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HGX485EIN",
    "manufacturer": "HGSEMI",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8759885371436490752",
    "parts": {
      "symbol": "hgx485ein.kicad_sym",
      "footprint": "hgx485ein.kicad_mod",
      "model_3d": "hgx485ein-hero.glb",
      "model_3d_plain": "hgx485ein-etched.glb",
      "model_3d_step": "hgx485ein-etched.step",
      "model_3d_step_plain": "hgx485ein.step",
      "lbr": "hgx485ein.lbr"
    },
    "distributor_links": {
      "lcsc": "C7432340"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:22:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RO",
        "type": "output",
        "description": "Receiver output: when RE is low, RO is high if (A - B) is at least 200 mV and low if (A - B) is at most -200 mV."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver output enable: RO is active when RE is low and high-impedance when RE is high, and RE uses a hot-plug input structure; RE high together with DE low puts the device into low-power shutdown."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Driver output enable: the driver output is active when DE is high and high-impedance when DE is low, and DE uses a hot-plug input structure; RE high together with DE low puts the device into low-power shutdown."
      },
      {
        "number": "4",
        "name": "DI",
        "type": "input",
        "description": "Driver input: when DE is high, a low on DI drives A low and B high, and a high on DI drives A high and B low."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Receiver non-inverting input and driver non-inverting output."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Receiver inverting input and driver inverting output."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply: 4.5 V ≤ VCC ≤ 5.5 V; connect a 0.1 µF capacitor to ground."
      }
    ],
    "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: In the extracted text the overbar on RE (printed as '——RE' in the source) is lost; the name is given; The datasheet's DIP-8/SOP-8/MSOP-8 pin table is shared across packages; the ordering table lists HGX"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0569,
        "at": "2026-10-18T14:20:31"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8759885371436490752",
        "pages": 17,
        "sha256": "d939f6bd855e4a9f",
        "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": "hgx485ein.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hgx485ein-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4044ee2b21c4a6465d7738b604aaa91e84c7422604b48099bc99e9fbe8ccc441",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "DIP-8",
      "Category": "Interface",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d939f6bd855e4a9f896b940e75d293db30b21c88b630546e6fcbec3019cb9c9c",
      "rows": [
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Control input voltage (RE, DE)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Driver input voltage",
          "symbol": "DI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Driver output voltage",
          "symbol": "A,B",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -7,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Receiver input voltage",
          "symbol": "A,B",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -7,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Receiver output voltage",
          "symbol": "RO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as VCC+0.3 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Continuous power dissipation (DIP)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 725,
          "conditions": "TA=+70℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Lead temperature (soldering)",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "soldering, 10 s",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range (HGX485EI)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Industrial grade (HGX485EI)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Differential driver output voltage",
          "symbol": "VOD",
          "kind": "electrical",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": null,
          "conditions": "图 1，RL=100Ω（RS-422）",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Differential driver output voltage",
          "symbol": "VOD",
          "kind": "electrical",
          "unit": "V",
          "min": 2.1,
          "typ": null,
          "max": null,
          "conditions": "图 1，RL=54Ω（RS-485）",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Change in differential driver output voltage magnitude",
          "symbol": "ΔVOD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "图 1，RL=100Ω 或 RL=54Ω",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Driver common-mode output voltage",
          "symbol": "VOC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "图 1，RL=100Ω 或 RL=54Ω",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Change in common-mode voltage magnitude",
          "symbol": "ΔVOC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "图 1，RL=100Ω 或 RL=54Ω",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input high voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "DE, DI, RE",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input low voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "DE, DI, RE",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input current",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "DE, DI, RE",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Driver short-circuit output current",
          "symbol": "IOSD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "0≦VOUT≦12V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Driver short-circuit output current",
          "symbol": "IOSD",
          "kind": "electrical",
          "unit": "mA",
          "min": -250,
          "typ": null,
          "max": null,
          "conditions": "-7≦VOUT≦VCC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Driver short-circuit foldback output current",
          "symbol": "IOSDF",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "Vcc-1V≦VOUT≦Vcc+0.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Driver short-circuit foldback output current",
          "symbol": "IOSDF",
          "kind": "electrical",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": null,
          "conditions": "-0.5V≦VOUT≦+1V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Receiver differential threshold voltage",
          "symbol": "VTH",
          "kind": "electrical",
          "unit": "mV",
          "min": -200,
          "typ": null,
          "max": 200,
          "conditions": "-7V≦VCM≦12V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Receiver output low voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "IO= 4mA，VID=-200mV",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Receiver tri-state output current",
          "symbol": "IOZR",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "0≦VO≦VCC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Receiver output short-circuit current",
          "symbol": "IOSR",
          "kind": "electrical",
          "unit": "mA",
          "min": -7,
          "typ": null,
          "max": 95,
          "conditions": "0V≦VRO≦VCC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply current (no load, RE=VCC, DE=VCC)",
          "symbol": "Icc",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 530,
          "max": 900,
          "conditions": "无负载，RE=VCC, DI=GND或VCC, DE=VCC",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply current (no load, RE=VCC, DE=GND)",
          "symbol": "Icc",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 475,
          "max": 600,
          "conditions": "无负载，RE=VCC, DI=GND或VCC, DE=GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply current (no load, RE=GND, DE=VCC)",
          "symbol": "Icc",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 530,
          "max": 1000,
          "conditions": "无负载，RE=GND, DI=GND或VCC, DE=VCC",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply current (no load, RE=GND, DE=GND)",
          "symbol": "Icc",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 475,
          "max": 800,
          "conditions": "无负载，RE=GND, DI=GND或VCC, DE=GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Standby mode supply current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.05,
          "max": 10,
          "conditions": "DE = GND，RE = VCC",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "A, B ESD protection (IEC61000-4-2 air-gap)",
          "symbol": "",
          "kind": "electrical",
          "unit": "kV",
          "min": -16,
          "typ": null,
          "max": 16,
          "conditions": "A, B pins, IEC61000-4-2 air-gap model",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "A, B ESD protection (IEC61000-4-2 contact)",
          "symbol": "",
          "kind": "electrical",
          "unit": "kV",
          "min": -8,
          "typ": null,
          "max": 8,
          "conditions": "A, B pins, IEC61000-4-2 contact model",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ESD protection (HBM, all pins)",
          "symbol": "",
          "kind": "electrical",
          "unit": "kV",
          "min": -4,
          "typ": null,
          "max": 4,
          "conditions": "HBM model, all pins",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Driver standby time",
          "symbol": "tSHDN",
          "kind": "timing",
          "unit": "ns",
          "min": 50,
          "typ": 350,
          "max": 700,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Receiver standby time",
          "symbol": "tSHDN",
          "kind": "timing",
          "unit": "ns",
          "min": 50,
          "typ": 350,
          "max": 700,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "hgx485ein"
  ],
  "discovery_pitch": "HGX485EIN (HGSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "hgx485ein.kicad_sym",
    "hgx485ein.kicad_mod",
    "hgx485ein.glb",
    "hgx485ein.step",
    "hgx485ein.lbr",
    "docs/hero.png",
    "docs/hgx485ein-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hgx485ein-hero.glb",
    "hgx485ein-hero.overlay.json",
    "hgx485ein-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}