ADUM7440CRQZ-RL7

{
  "schema_version": 1,
  "type": "component",
  "slug": "adum7440crqz-rl7",
  "title": "ADUM7440CRQZ-RL7",
  "brief": "Analog Devices Digital Isolators, QSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "signal isolation devices",
    "adum7440crqz-rl7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ADUM7440CRQZ-RL7",
    "manufacturer": "Analog Devices",
    "package": "QSOP-16-150mil",
    "pin_count": 16,
    "category": "Signal Isolation Devices",
    "subcategory": "Digital Isolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886283049709568",
    "parts": {
      "symbol": "adum7440crqz-rl7.kicad_sym",
      "footprint": "adum7440crqz-rl7.kicad_mod",
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      "model_3d_plain": "adum7440crqz-rl7-etched.glb",
      "model_3d_step": "adum7440crqz-rl7-etched.step",
      "model_3d_step_plain": "adum7440crqz-rl7.step",
      "lbr": "adum7440crqz-rl7.lbr"
    },
    "distributor_links": {
      "lcsc": "C514369",
      "digikey": "505-ADUM7440CRQZ-RL7TR-ND",
      "mouser": "584-ADUM7440CRQZ-R7"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T09:25:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-ADUM7440CRQZ-RL7TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADUM7440CRQZ-R7",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD1A",
        "type": "power_in",
        "description": "Side 1 supply voltage A, 3.0 V to 5.5 V; pin 1 must be externally connected to pin 7, with a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD1A (pin 1) and GND1 (pin 2)."
      },
      {
        "number": "2",
        "name": "GND1",
        "type": "power_in",
        "description": "Side 1 ground reference; pin 2 is internally connected to pin 8, and connecting both to GND1 is recommended."
      },
      {
        "number": "3",
        "name": "VIA",
        "type": "input",
        "description": "Logic input A on the side 1 input channel."
      },
      {
        "number": "4",
        "name": "VIB",
        "type": "input",
        "description": "Logic input B on the side 1 input channel."
      },
      {
        "number": "5",
        "name": "VIC",
        "type": "input",
        "description": "Logic input C on the side 1 input channel."
      },
      {
        "number": "6",
        "name": "VID",
        "type": "input",
        "description": "Logic input D on the side 1 input channel."
      },
      {
        "number": "7",
        "name": "VDD1B",
        "type": "power_in",
        "description": "Side 1 supply voltage B, 3.0 V to 5.5 V; pin 7 must be externally connected to pin 1, with a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD1B (pin 7) and GND1 (pin 8)."
      },
      {
        "number": "8",
        "name": "GND1",
        "type": "power_in",
        "description": "Side 1 ground reference; pin 8 is internally connected to pin 2, and connecting both to GND1 is recommended."
      },
      {
        "number": "9",
        "name": "GND2",
        "type": "power_in",
        "description": "Side 2 ground reference; pin 9 is internally connected to pin 15, and connecting both to GND2 is recommended."
      },
      {
        "number": "10",
        "name": "VDD2B",
        "type": "power_in",
        "description": "Side 2 supply voltage B, 3.0 V to 5.5 V; pin 10 must be externally connected to pin 16, with a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD2B (pin 10) and GND2 (pin 9)."
      },
      {
        "number": "11",
        "name": "VOD",
        "type": "output",
        "description": "Logic output D on the side 2 output channel."
      },
      {
        "number": "12",
        "name": "VOC",
        "type": "output",
        "description": "Logic output C on the side 2 output channel."
      },
      {
        "number": "13",
        "name": "VOB",
        "type": "output",
        "description": "Logic output B on the side 2 output channel."
      },
      {
        "number": "14",
        "name": "VOA",
        "type": "output",
        "description": "Logic output A on the side 2 output channel."
      },
      {
        "number": "15",
        "name": "GND2",
        "type": "power_in",
        "description": "Side 2 ground reference; pin 15 is internally connected to pin 9, and connecting both to GND2 is recommended."
      },
      {
        "number": "16",
        "name": "VDD2A",
        "type": "power_in",
        "description": "Side 2 supply voltage A, 3.0 V to 5.5 V; pin 16 must be externally connected to pin 10, with a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD2A (pin 16) and GND2 (pin 15)."
      }
    ],
    "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 ADUM7440CRQZ-RL7 is the ADuM7440 variant (4 inputs on side 1, 0 on side 2, 25 Mbps, C grade); The datasheet is the Rev. B Chinese translation. The pin assignments were read from the translated p; Pins 1 and 7 (VDD1A/VDD1B), pins 10 and 16 (VDD2B/VDD2A), and the GND pairs 2/8 and 9/15 are interna"
        ],
        "pages_sent": 20,
        "cost_usd": 0.1035,
        "at": "2026-10-18T09:22:21"
      },
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        "pages": 20,
        "sha256": "c11af70ebcd80805",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "checked": "2026-10-18",
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  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "QSOP-16-150mil",
      "Category": "Signal Isolation Devices",
      "Pins": "16"
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        {
          "name": "Logic low output voltage VOL (5 V, 4 mA load)",
          "symbol": "VOL",
          "kind": "electrical",
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        {
          "name": "Input current per channel II (all models)",
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          "conditions": "0 V ≤ VIx ≤ VDDx",
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          "unit": "mA",
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        {
          "name": "Common-mode transient immunity |CM| (5 V)",
          "symbol": "|CM|",
          "kind": "electrical",
          "unit": "kV/µs",
          "min": 15,
          "typ": 25,
          "max": null,
          "conditions": "VIx = VDDx, VCM = 1000 V, 瞬变幅度 = 800 V",
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        },
        {
          "name": "Logic low output voltage VOL (3.3 V, 20 µA load)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0,
          "max": 0.1,
          "conditions": "IOx = 20 µA, VIx = VIxL",
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          "source": "datasheet"
        },
        {
          "name": "Logic low output voltage VOL (3.3 V, 4 mA load)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 0.4,
          "conditions": "IOx = 4 mA, VIx = VIxL",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Static input supply current IDDI(Q) (3.3 V)",
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          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.5,
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        },
        {
          "name": "Static output supply current IDDO(Q) (3.3 V)",
          "symbol": "IDDO(Q)",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
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          "name": "Output rise/fall time tR/tF (3.3 V)",
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          "kind": "timing",
          "unit": "ns",
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          "typ": null,
          "max": 2.8,
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          "source_page": 4,
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        },
        {
          "name": "Common-mode transient immunity |CM| (3.3 V)",
          "symbol": "|CM|",
          "kind": "electrical",
          "unit": "kV/µs",
          "min": 15,
          "typ": 20,
          "max": null,
          "conditions": "VIx = VDDx, VCM = 1000 V, 瞬变幅度 = 800 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature TA",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
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