ISO7640FMDWR

{
  "slug": "iso7640fmdwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Digital Isolators, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "signal isolation devices",
    "iso7640fmdwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "iso7640fmdwr.kicad_sym",
    "iso7640fmdwr.kicad_mod",
    "iso7640fmdwr.glb",
    "iso7640fmdwr.step",
    "iso7640fmdwr.lbr",
    "docs/hero.png",
    "docs/iso7640fmdwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "iso7640fmdwr-hero.glb",
    "iso7640fmdwr-hero.overlay.json"
  ],
  "component": {
    "mpn": "ISO7640FMDWR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Signal Isolation Devices",
    "subcategory": "Digital Isolators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/iso7640fm",
    "parts": {
      "symbol": "iso7640fmdwr.kicad_sym",
      "footprint": "iso7640fmdwr.kicad_mod",
      "model_3d": "iso7640fmdwr-hero.glb",
      "model_3d_plain": "iso7640fmdwr.glb",
      "model_3d_step": "iso7640fmdwr-etched.step",
      "model_3d_step_plain": "iso7640fmdwr.step",
      "lbr": "iso7640fmdwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C485972",
      "digikey": "296-41280-2-ND",
      "mouser": "595-ISO7640FMDWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T08:34:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-41280-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-ISO7640FMDWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC1",
        "type": "power_in",
        "description": "Power supply for side 1 (VCC1), with a recommended supply range of 2.7 V to 5.5 V."
      },
      {
        "number": "2",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground connection for VCC1 (isolated side 1 ground)."
      },
      {
        "number": "3",
        "name": "INA",
        "type": "input",
        "description": "Logic input, channel A; VIH is 2 V minimum and VIL is 0.8 V maximum."
      },
      {
        "number": "4",
        "name": "INB",
        "type": "input",
        "description": "Logic input, channel B; VIH is 2 V minimum and VIL is 0.8 V maximum."
      },
      {
        "number": "5",
        "name": "INC",
        "type": "input",
        "description": "Logic input, channel C; VIH is 2 V minimum and VIL is 0.8 V maximum."
      },
      {
        "number": "6",
        "name": "IND",
        "type": "input",
        "description": "Logic input, channel D; VIH is 2 V minimum and VIL is 0.8 V maximum."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; the pin is floating with no internal connection."
      },
      {
        "number": "8",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground connection for VCC1 (isolated side 1 ground)."
      },
      {
        "number": "9",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground connection for VCC2 (isolated side 2 ground)."
      },
      {
        "number": "10",
        "name": "EN",
        "type": "input",
        "description": "Enables OUTA, OUTB, OUTC and OUTD when High or open, and disables them when Low (ISO7640 only)."
      },
      {
        "number": "11",
        "name": "OUTD",
        "type": "output",
        "description": "Output, channel D; IOH is limited to -4 mA and IOL to 4 mA under recommended operating conditions."
      },
      {
        "number": "12",
        "name": "OUTC",
        "type": "output",
        "description": "Output, channel C; IOH is limited to -4 mA and IOL to 4 mA under recommended operating conditions."
      },
      {
        "number": "13",
        "name": "OUTB",
        "type": "output",
        "description": "Output, channel B; IOH is limited to -4 mA and IOL to 4 mA under recommended operating conditions."
      },
      {
        "number": "14",
        "name": "OUTA",
        "type": "output",
        "description": "Output, channel A; IOH is limited to -4 mA and IOL to 4 mA under recommended operating conditions."
      },
      {
        "number": "15",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground connection for VCC2 (isolated side 2 ground)."
      },
      {
        "number": "16",
        "name": "VCC2",
        "type": "power_in",
        "description": "Power supply for side 2 (VCC2), with a recommended supply range of 2.7 V to 5.5 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 page 4 pin table is garbled in the text extraction and lists ISO7640 and ISO7641 columns side by; GND1 is listed on pins 2 and 8 and GND2 on pins 9 and 15. These are two pins per ground, as the tabl; The EN pin exists only on ISO7640. The ISO7641 uses EN1 and EN2 instead, so this pinout does not app"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0597,
        "at": "2026-10-08T08:34:38"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/iso7640fm",
        "pages": 39,
        "sha256": "7ba3750fa4ad575c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "iso7640fmdwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "iso7640fmdwr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "717f6f89ece2e9b151ca01f6a62ec8fe191addcaf623d8caeaa2f86dde48102e",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}