main
Ray Set visibility: public 4bbb776 2d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "adum140e1brqz",
  "title": "ADUM140E1BRQZ",
  "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",
    "communication interface chip-uart-485-232",
    "adum140e1brqz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ADUM140E1BRQZ",
    "manufacturer": "Analog Devices",
    "package": "QSOP-16-150mil",
    "pin_count": 16,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "Digital Isolators",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADuM140D_140E_141D_141E_142D_142E.pdf",
    "parts": {
      "symbol": "adum140e1brqz.kicad_sym",
      "footprint": "adum140e1brqz.kicad_mod",
      "model_3d": "adum140e1brqz-hero.glb",
      "model_3d_plain": "adum140e1brqz-etched.glb",
      "model_3d_step": "adum140e1brqz-etched.step",
      "model_3d_step_plain": "adum140e1brqz.step",
      "lbr": "adum140e1brqz.lbr"
    },
    "distributor_links": {
      "lcsc": "C660407",
      "digikey": "505-ADUM140E1BRQZ-ND",
      "mouser": "584-ADUM140E1BRQZ"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T01:48:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-ADUM140E1BRQZ-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADUM140E1BRQZ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD1",
        "type": "power_in",
        "description": "Supply Voltage for Isolator Side 1; the device operates with the supply on either side ranging from 1.8 V to 5 V."
      },
      {
        "number": "2",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground Reference for Isolator Side 1 (pins 2 and 8 are both GND1)."
      },
      {
        "number": "3",
        "name": "VIA",
        "type": "input",
        "description": "Logic Input A on isolator side 1."
      },
      {
        "number": "4",
        "name": "VIB",
        "type": "input",
        "description": "Logic Input B on isolator side 1."
      },
      {
        "number": "5",
        "name": "VIC",
        "type": "input",
        "description": "Logic Input C on isolator side 1."
      },
      {
        "number": "6",
        "name": "VID",
        "type": "input",
        "description": "Logic Input D on isolator side 1."
      },
      {
        "number": "7",
        "name": "NIC",
        "type": "unconnected",
        "description": "No Internal Connection; leave this pin floating."
      },
      {
        "number": "8",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground Reference for Isolator Side 1 (pins 2 and 8 are both GND1)."
      },
      {
        "number": "9",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground Reference for Isolator Side 2 (pins 9 and 15 are both GND2)."
      },
      {
        "number": "10",
        "name": "VE2",
        "type": "input",
        "description": "Output Enable 2; active-high logic input where VE2 high or disconnected enables VOA-VOD, and VE2 low disables them to high-Z."
      },
      {
        "number": "11",
        "name": "VOD",
        "type": "output",
        "description": "Logic Output D on isolator side 2."
      },
      {
        "number": "12",
        "name": "VOC",
        "type": "output",
        "description": "Logic Output C on isolator side 2."
      },
      {
        "number": "13",
        "name": "VOB",
        "type": "output",
        "description": "Logic Output B on isolator side 2."
      },
      {
        "number": "14",
        "name": "VOA",
        "type": "output",
        "description": "Logic Output A on isolator side 2."
      },
      {
        "number": "15",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground Reference for Isolator Side 2 (pins 9 and 15 are both GND2)."
      },
      {
        "number": "16",
        "name": "VDD2",
        "type": "power_in",
        "description": "Supply Voltage for Isolator Side 2; the device operates with the supply on either side ranging from 1.8 V to 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 pin numbers and functions come from Table 22 (Pin Function Descriptions) for the ADuM140E model,; The 1.8 V to 5 V supply range in the VDD1/VDD2 descriptions is taken from the General Description an; Pin 7 is NIC on the ADuM140E. On the ADuM140D it is DISABLE1, so the pin 7 mapping must be confirmed"
        ],
        "pages_sent": 20,
        "cost_usd": 0.1081,
        "at": "2026-10-29T01:48:35"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADuM140D_140E_141D_141E_142D_142E.pdf",
        "pages": 31,
        "sha256": "d8dc27340f57bada",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "file": "adum140e1brqz.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.42
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "14e9adcd9b6d1d5b282a866123ac59b68abf20b62a41cc9cecabd5c819d8f17d",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adum140e1brqz-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d89a7c961660a10545026b5f86526090b5839aaf5e7570c3c13253eabf3226ac",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "QSOP-16-150mil",
      "Category": "Communication Interface Chip/UART/485/232",
      "Pins": "16"
    },
    "appearance": {
      "housing": {
        "quote": "In accordance with DIN EN IEC 60747-17 (VDE 0884-17), each ADuM140D/ADuM140E/ADuM141D/ADuM141E/ADuM142D/ADuM142E in the R-16 narrow body [SOIC_N] package is proof tested by applying an insulation test",
        "page": 14,
        "doc": "ds.pdf",
        "material": "pC"
      },
      "version": 1,
      "datasheet_sha256": "d8dc27340f57bada1bd48869eb433cd8304c280274b6857a1dbc89d6fc9c9a41"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d8dc27340f57bada1bd48869eb433cd8304c280274b6857a1dbc89d6fc9c9a41",
      "rows": [
        {
          "name": "Propagation Delay (5 V operation)",
          "symbol": "tPHL, tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": 4.8,
          "typ": 7.2,
          "max": 13,
          "conditions": "50% input to 50% output; VDD1 = VDD2 = 5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay (3.3 V operation)",
          "symbol": "tPHL, tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": 4.8,
          "typ": 6.8,
          "max": 14,
          "conditions": "50% input to 50% output; VDD1 = VDD2 = 3.3 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay (2.5 V operation)",
          "symbol": "tPHL, tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": 5,
          "typ": 7,
          "max": 14,
          "conditions": "50% input to 50% output; VDD1 = VDD2 = 2.5 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay (1.8 V operation)",
          "symbol": "tPHL, tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": 5.8,
          "typ": 8.7,
          "max": 15,
          "conditions": "50% input to 50% output; VDD1 = VDD2 = 1.8 V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 17,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltages",
          "symbol": "VDD1, VDD2",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.7,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 17,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TST",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Ambient Operating Temperature Range",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Maximum Fault Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "per DIN V VDE V 0884-11",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Maximum Fault Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "per mold compound",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltages",
          "symbol": "VDD1, VDD2",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Input Voltages",
          "symbol": "VIA, VIB, VIC, VID, VE1, VE2, DISABLE1, DISABLE2",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "max printed as VDDI1 + 0.5 V (VDDI1 = input side supply)",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Output Voltages",
          "symbol": "VOA, VOB, VOC, VOD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "max printed as VDDO2 + 0.5 V (VDDO = output side supply)",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Average Output Current per Pin, Side 1",
          "symbol": "IO1",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "Average output current per pin; see Figure 4 for derating",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Average Output Current per Pin, Side 2",
          "symbol": "IO2",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "Average output current per pin; see Figure 6 for RQ-16 derating",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Transients",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV/μs",
          "min": -150,
          "typ": null,
          "max": 150,
          "conditions": "Across the insulation barrier",
          "source_page": 18,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_pitch": "ADUM140E1BRQZ (Analog Devices) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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