ISO7721QDRQ1

{
  "schema_version": 1,
  "type": "component",
  "slug": "iso7721qdrq1",
  "title": "ISO7721QDRQ1",
  "brief": "Texas Instruments Digital Isolators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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  "component": {
    "mpn": "ISO7721QDRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Signal Isolation Devices",
    "subcategory": "Digital Isolators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/iso7721-q1",
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    "distributor_links": {
      "lcsc": "C2867808"
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    "pins": [
      {
        "number": "1",
        "name": "VCC1",
        "type": "power_in",
        "description": "Primary-side power supply input with operating voltage range 2.25V to 5.5V."
      },
      {
        "number": "2",
        "name": "OUTA",
        "type": "output",
        "description": "Isolated Channel A output with 11ns typical propagation delay and 4mA maximum drive current at 5V."
      },
      {
        "number": "3",
        "name": "INB",
        "type": "input",
        "description": "Channel B digital input with high threshold at 0.7×VCCI and low threshold at 0.3×VCCI with 0.1-0.2×VCCI hysteresis."
      },
      {
        "number": "4",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground reference for primary-side power supply and input logic circuits."
      },
      {
        "number": "5",
        "name": "GND2",
        "type": "power_in",
        "description": "Secondary-side ground reference isolated from GND1 by minimum 3000V RMS in D package."
      },
      {
        "number": "6",
        "name": "OUTB",
        "type": "output",
        "description": "Isolated Channel B output with 11ns typical propagation delay and 4mA maximum drive current at 5V."
      },
      {
        "number": "7",
        "name": "INA",
        "type": "input",
        "description": "Channel A digital input with high threshold at 0.7×VCCI and low threshold at 0.3×VCCI with 0.1-0.2×VCCI hysteresis."
      },
      {
        "number": "8",
        "name": "VCC2",
        "type": "power_in",
        "description": "Secondary-side power supply input with operating voltage range 2.25V to 5.5V independent from VCC1."
      }
    ],
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        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 52,
        "cost_usd": 0.5221,
        "at": "2026-09-24T03:49:44"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/iso7721-q1",
        "pages": 52,
        "sha256": "fbb553de6ff2b6fe",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Signal Isolation Devices",
      "Pins": "8"
    }
  },
  "variants": [],
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  "discovery_pitch": "ISO7721QDRQ1 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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