ISO7720FDR

{
  "schema_version": 1,
  "type": "component",
  "slug": "iso7720fdr",
  "title": "ISO7720FDR",
  "brief": "Texas Instruments Digital Isolators, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "comm-uart",
    "iso7720fdr"
  ],
  "component": {
    "mpn": "ISO7720FDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Comm/UART",
    "subcategory": "Digital Isolators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2302282330_Texas-Instruments-ISO7720FDR_C2878308.pdf",
    "parts": {
      "symbol": "iso7720fdr.kicad_sym",
      "footprint": "iso7720fdr.kicad_mod",
      "model_3d": "iso7720fdr-etched.glb",
      "model_3d_plain": "iso7720fdr.glb",
      "model_3d_step": "iso7720fdr-etched.step",
      "model_3d_step_plain": "iso7720fdr.step",
      "lbr": "iso7720fdr.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VCC1",
        "type": "power_in",
        "description": "Input-side power supply, 2.25 V to 5.5 V. Bypass with a low-ESR ceramic capacitor to GND1 close to the pin."
      },
      {
        "number": "2",
        "name": "INA",
        "type": "input",
        "description": "Digital input for channel A. LVCMOS/CMOS-compatible; VIH = 0.7 x VCC1, VIL = 0.3 x VCC1. Default output HIGH if input floats or supply is lost."
      },
      {
        "number": "3",
        "name": "INB",
        "type": "input",
        "description": "Digital input for channel B. LVCMOS/CMOS-compatible; VIH = 0.7 x VCC1, VIL = 0.3 x VCC1. Default output HIGH if input floats or supply is lost."
      },
      {
        "number": "4",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground reference for VCC1 (input side)."
      },
      {
        "number": "5",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground reference for VCC2 (output side)."
      },
      {
        "number": "6",
        "name": "OUTB",
        "type": "output",
        "description": "Digital output for channel B, referenced to VCC2/GND2. IOH = -4 mA (5 V), -2 mA (3.3 V), -1 mA (2.5 V); IOL = 4 mA (5 V), 2 mA (3.3 V), 1 mA (2.5 V)."
      },
      {
        "number": "7",
        "name": "OUTA",
        "type": "output",
        "description": "Digital output for channel A, referenced to VCC2/GND2. IOH = -4 mA (5 V), -2 mA (3.3 V), -1 mA (2.5 V); IOL = 4 mA (5 V), 2 mA (3.3 V), 1 mA (2.5 V)."
      },
      {
        "number": "8",
        "name": "VCC2",
        "type": "power_in",
        "description": "Output-side power supply, 2.25 V to 5.5 V. Bypass with a low-ESR ceramic capacitor to GND2 close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2302282330_Texas-Instruments-ISO7720FDR_C2878308.pdf",
        "pages": 38,
        "sha256": "6cd4876010fb4841",
        "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": "iso7720fdr.step",
        "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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "iso7720fdr-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": "0ec51acd071694c925fb42c306357b3131e4bb523ba6dfa2d905436b6514e716",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Comm/UART",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "iso7720fdr"
  ],
  "discovery_pitch": "ISO7720FDR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "iso7720fdr.kicad_sym",
    "iso7720fdr.kicad_mod",
    "iso7720fdr.glb",
    "iso7720fdr.step",
    "iso7720fdr-etched.step",
    "iso7720fdr.lbr",
    "docs/hero.png",
    "docs/iso7720fdr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "ISO7720FDR",
      "kind": "packaging"
    },
    {
      "mpn": "ISO7720DWV",
      "kind": "unknown"
    },
    {
      "mpn": "ISO7720FDWV",
      "kind": "unknown"
    },
    {
      "mpn": "ISO7720DW",
      "kind": "unknown"
    },
    {
      "mpn": "ISO7720FDW",
      "kind": "unknown"
    }
  ],
  "updated_at": "2026-09-24T23:07:22.879Z"
}