SN65HVD3082EDR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn65hvd3082edr",
  "title": "SN65HVD3082EDR",
  "brief": "Texas Instruments RS-485 / RS-422 ICs, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "sn65hvd3082edr"
  ],
  "component": {
    "mpn": "SN65HVD3082EDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn65hvd3082e.pdf",
    "parts": {
      "symbol": "sn65hvd3082edr.kicad_sym",
      "footprint": "sn65hvd3082edr.kicad_mod",
      "model_3d": "sn65hvd3082edr-etched.glb",
      "model_3d_plain": "sn65hvd3082edr.glb",
      "model_3d_step": "sn65hvd3082edr-etched.step",
      "model_3d_step_plain": "sn65hvd3082edr.step",
      "lbr": "sn65hvd3082edr.lbr"
    },
    "distributor_links": {
      "digikey": "296-31719-2-ND",
      "lcsc": "C6912"
    },
    "pins": [
      {
        "number": "1",
        "name": "R",
        "type": "output",
        "description": "Receive data output (digital). Delivers the received differential bus data as a single-ended CMOS-level signal to the host UART/MCU."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver enable, active low. Drive low to enable the receiver output R; drive high to place R in high-impedance."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Driver enable, active high. Drive high to enable the differential bus driver on A/B; drive low to place driver outputs in high-impedance."
      },
      {
        "number": "4",
        "name": "D",
        "type": "input",
        "description": "Driver data input (digital). CMOS-level TX data from the host UART/MCU that is transmitted as a differential signal on A/B when the driver is enabled."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Local device ground (reference potential, 0 V)."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "RS-485 differential bus I/O, non-inverting line. Driver output or receiver input, complementary to B. 15-kV ESD protected bus pin."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "RS-485 differential bus I/O, inverting line. Driver output or receiver input, complementary to A. 15-kV ESD protected bus pin."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input, 4.5 V to 5.5 V (5-V nominal). Bypass locally with a 100-nF ceramic to GND."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn65hvd3082e.pdf",
        "pages": 40,
        "sha256": "5da24ada598efdc4",
        "source_tier": "mfr"
      },
      "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "sn65hvd3082edr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn65hvd3082edr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f49cc997f7b2e999166a438c260ef73f1ce81831ae21c5504394d2ae3df947d2",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Interface",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sn65hvd3082edr"
  ],
  "discovery_pitch": "SN65HVD3082EDR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn65hvd3082edr.kicad_sym",
    "sn65hvd3082edr.kicad_mod",
    "sn65hvd3082edr.glb",
    "sn65hvd3082edr.step",
    "sn65hvd3082edr-etched.step",
    "sn65hvd3082edr.lbr",
    "docs/hero.png",
    "docs/sn65hvd3082edr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "SN65HVD3082EDRD",
      "kind": "packaging"
    },
    {
      "mpn": "SN65HVD3082EDR",
      "kind": "packaging"
    },
    {
      "mpn": "SN65HVD3082EDRDGK",
      "kind": "packaging"
    },
    {
      "mpn": "SN65HVD3082EDRDGKR",
      "kind": "packaging"
    },
    {
      "mpn": "SN65HVD3082EDRP",
      "kind": "packaging"
    },
    {
      "mpn": "SN65HVD3082EDRNS",
      "kind": "packaging"
    },
    {
      "mpn": "SN65HVD3082EDRNSR",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T06:27:58.098Z"
}