SN65HVD74DGK

{
  "slug": "sn65hvd74dgk",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RS-485 / RS-422 ICs, VSSOP-8-0.65mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "sn65hvd74dgk",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn65hvd74dgk.kicad_sym",
    "sn65hvd74dgk.kicad_mod",
    "sn65hvd74dgk.glb",
    "sn65hvd74dgk.step",
    "sn65hvd74dgk.lbr",
    "docs/hero.png",
    "docs/sn65hvd74dgk-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn65hvd74dgk-hero.glb",
    "sn65hvd74dgk-hero.overlay.json"
  ],
  "component": {
    "mpn": "SN65HVD74DGK",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8-0.65mm",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn65hvd74.pdf",
    "parts": {
      "symbol": "sn65hvd74dgk.kicad_sym",
      "footprint": "sn65hvd74dgk.kicad_mod",
      "model_3d": "sn65hvd74dgk-hero.glb",
      "model_3d_plain": "sn65hvd74dgk.glb",
      "model_3d_step": "sn65hvd74dgk-etched.step",
      "model_3d_step_plain": "sn65hvd74dgk.step",
      "lbr": "sn65hvd74dgk.lbr"
    },
    "distributor_links": {
      "lcsc": "C2861380",
      "digikey": "296-47194-ND",
      "mouser": "595-SN65HVD74DGK"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T19:53:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-47194-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN65HVD74DGK",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply pin; the device operates from a 3-V to 3.6-V supply (3.3 V nominal, 5 V absolute maximum)."
      },
      {
        "number": "2",
        "name": "R",
        "type": "output",
        "description": "Receive data output; the recommended receiver output current is limited to -8 mA to 8 mA, and the absolute maximum is 24 mA."
      },
      {
        "number": "3",
        "name": "D",
        "type": "input",
        "description": "Driver data input; logic inputs are 5-V tolerant with VIH of 2 V minimum and VIL of 0.8 V maximum."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Reference potential; local device ground."
      },
      {
        "number": "5",
        "name": "Y",
        "type": "output",
        "description": "Digital bus output Y, complementary to Z; driver output current is rated to 60 mA (recommended) and bus pins are rated -13 V to 16.5 V (absolute maximum)."
      },
      {
        "number": "6",
        "name": "Z",
        "type": "output",
        "description": "Digital bus output Z, complementary to Y; driver output current is rated to 60 mA (recommended) and bus pins are rated -13 V to 16.5 V (absolute maximum)."
      },
      {
        "number": "7",
        "name": "B",
        "type": "input",
        "description": "Digital bus input B, complementary to A; the recommended input voltage at bus pins is -7 V to 12 V (common mode)."
      },
      {
        "number": "8",
        "name": "A",
        "type": "input",
        "description": "Digital bus input A, complementary to B; the recommended input voltage at bus pins is -7 V to 12 V (common mode)."
      }
    ],
    "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 MPN SN65HVD74DGK is listed in the orderable addendum (page 31) as VSSOP (DGK), 8 pins, so the 8-; The requested package hint 'VSSOP-8-0.65mm' includes a 0.65 mm pitch that does not appear in the pro; Pin descriptions combine the pin-function table (page 4) with limits taken from the Absolute Maximum"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0661,
        "at": "2026-10-10T19:53:34"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn65hvd74.pdf",
        "pages": 49,
        "sha256": "86f57997ef2a3eb6",
        "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"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.1,
          2.0,
          0.85
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn65hvd74dgk-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.1,
          2.0,
          0.85
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "def78c8f7d08d6f6e329defa35c863019256579bb2396af142ead844031656ac",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}