HT3483ARZ

{
  "slug": "ht3483arz",
  "version": "0.1.0",
  "type": "component",
  "description": "HTCSEMI RS-485 / RS-422 ICs, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "ht3483arz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ht3483arz.kicad_sym",
    "ht3483arz.kicad_mod",
    "ht3483arz.glb",
    "ht3483arz.step",
    "ht3483arz.lbr",
    "docs/hero.png",
    "docs/ht3483arz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ht3483arz-hero.glb",
    "ht3483arz-hero.overlay.json",
    "ht3483arz-etched.glb"
  ],
  "component": {
    "mpn": "HT3483ARZ",
    "manufacturer": "HTCSEMI",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590454880016883712",
    "parts": {
      "symbol": "ht3483arz.kicad_sym",
      "footprint": "ht3483arz.kicad_mod",
      "model_3d": "ht3483arz-hero.glb",
      "model_3d_plain": "ht3483arz-etched.glb",
      "model_3d_step": "ht3483arz-etched.step",
      "model_3d_step_plain": "ht3483arz.step",
      "lbr": "ht3483arz.lbr"
    },
    "distributor_links": {
      "lcsc": "C5274683"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T08:27:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RO",
        "type": "output",
        "description": "Receiver output that goes high when the receiver differential input A-B is at or above +0.2 V and low when it is at or below -0.2 V, with the output voltage limited to UOR of 0 to UCC."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver output enable pin, which must be low to enable the receiver and high (with DE low) to place the receiver output in the OFF state for shutdown mode; RE input levels are limited to UIL max 0.8 V and UIH min 2.0 V."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Transmitter output enable pin, which must be high to enable the transmitter outputs and low (with RE high) to put the transmitter into the OFF state; DE input levels are limited to UIL max 0.8 V and UIH min 2.0 V."
      },
      {
        "number": "4",
        "name": "DI",
        "type": "input",
        "description": "Transmitter input accepting CMOS/TTL-level signals, which are converted to RS-485/422 levels on the A and B outputs; input levels are limited to UIL max 0.8 V and UIH min 2.0 V."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Common (ground) pin for the device."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Receiver/transmitter uncomplemented I/O pin for the RS-485/422 bus, with bus input voltage range URIN of -7 V to 12 V in recommended operation and absolute limits of -7.5 V to 12.5 V."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Receiver/transmitter complemented I/O pin for the RS-485/422 bus, with bus input voltage range URIN of -7 V to 12 V in recommended operation and absolute limits of -7.5 V to 12.5 V."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin, recommended at 3.0 V to 3.6 V with an absolute maximum of 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 datasheet covers HT3483/HT3485/HT3486 together and lists SOP-8 only as 'SOP-8 R SUFFIX' on page ; Table 1 prints pin numbers as two-digit '01'..'08'; they are reported here as '1'..'8' per the requi; Pin descriptions for A and B give bus voltage limits from the absolute maximum and recommended opera"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0286,
        "at": "2026-10-19T08:27:16"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590454880016883712",
        "pages": 7,
        "sha256": "6572ac9aefb93091",
        "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": [
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        "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": "ht3483arz-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": "f20c82946742db005acac26c42f61a58a10f9f2459bee1d32e16f0eac981a5c6",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}