ISO7721FQDWVRQ1

{
  "slug": "iso7721fqdwvrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Digital Isolators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "signal isolation devices",
    "iso7721fqdwvrq1",
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  "component": {
    "mpn": "ISO7721FQDWVRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Signal Isolation Devices",
    "subcategory": "Digital Isolators",
    "datasheet": "https://www.ti.com.cn/cn/lit/ds/symlink/iso7721-q1.pdf",
    "parts": {
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    },
    "distributor_links": {
      "lcsc": "C37574997",
      "digikey": "296-ISO7721FQDWVRQ1TR-ND",
      "mouser": "595-ISO7721FQDWVRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T17:29:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-ISO7721FQDWVRQ1TR-ND",
        "status": "found"
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    },
    "pins": [
      {
        "number": "1",
        "name": "VCC1",
        "type": "power_in",
        "description": "Input-side supply voltage, specified from 2.25 V to 5.5 V and settable independently of VCC2."
      },
      {
        "number": "2",
        "name": "OUTA",
        "type": "output",
        "description": "Channel A output on the ISO7721-Q1 DWV package, which is the reverse-direction channel and drives the output-side logic."
      },
      {
        "number": "3",
        "name": "INB",
        "type": "input",
        "description": "Channel B logic input on the input side; if the input is open, the output takes the default state (high for devices without the F suffix)."
      },
      {
        "number": "4",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground connection for the input-side circuitry and VCC1."
      },
      {
        "number": "5",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground connection for the output-side circuitry and VCC2."
      },
      {
        "number": "6",
        "name": "OUTB",
        "type": "output",
        "description": "Channel B output on the output side, which follows INB across the isolation barrier."
      },
      {
        "number": "7",
        "name": "INA",
        "type": "input",
        "description": "Channel A logic input on the input side; if the input is open, the output takes the default state (high for devices without the F suffix)."
      },
      {
        "number": "8",
        "name": "VCC2",
        "type": "power_in",
        "description": "Output-side supply voltage, specified from 2.25 V to 5.5 V and settable independently of VCC1."
      }
    ],
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        "guard_notes": [],
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        "cost_usd": 0.0399,
        "at": "2026-10-29T17:29:38"
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      "datasheet": {
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        "pages": 52,
        "sha256": "fbb553de6ff2b6fe",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
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        "refuses_to_fabricate": true
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}