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Ray Set visibility: public 20dd4c1 12h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "adum140e1brz",
  "title": "ADUM140E1BRZ",
  "brief": "Analog Devices Digital Isolators, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "communication interface chip-uart-485-232",
    "adum140e1brz",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "ADUM140E1BRZ",
    "manufacturer": "Analog Devices",
    "package": "SOIC-16",
    "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": "adum140e1brz.kicad_sym",
      "footprint": "adum140e1brz.kicad_mod",
      "model_3d": "adum140e1brz-hero.glb",
      "model_3d_plain": "adum140e1brz-etched.glb",
      "model_3d_step": "adum140e1brz-etched.step",
      "model_3d_step_plain": "adum140e1brz.step",
      "lbr": "adum140e1brz.lbr"
    },
    "distributor_links": {
      "lcsc": "C660411",
      "digikey": "505-ADUM140E1BRZ-ND",
      "mouser": "584-ADUM140E1BRZ"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T09:29:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-ADUM140E1BRZ-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADUM140E1BRZ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD1",
        "type": "power_in",
        "description": "Supply voltage for isolator side 1."
      },
      {
        "number": "2",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground reference for isolator side 1."
      },
      {
        "number": "3",
        "name": "VIA",
        "type": "input",
        "description": "Logic input A."
      },
      {
        "number": "4",
        "name": "VIB",
        "type": "input",
        "description": "Logic input B."
      },
      {
        "number": "5",
        "name": "VIC",
        "type": "input",
        "description": "Logic input C."
      },
      {
        "number": "6",
        "name": "VID",
        "type": "input",
        "description": "Logic input D."
      },
      {
        "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."
      },
      {
        "number": "9",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground reference for isolator side 2."
      },
      {
        "number": "10",
        "name": "VE2",
        "type": "input",
        "description": "Active-high output enable 2; outputs VOA, VOB, VOC and VOD are enabled when high or disconnected and go to high-Z when low."
      },
      {
        "number": "11",
        "name": "VOD",
        "type": "tri_state",
        "description": "Logic output D, high-Z when VE2 is low."
      },
      {
        "number": "12",
        "name": "VOC",
        "type": "tri_state",
        "description": "Logic output C, high-Z when VE2 is low."
      },
      {
        "number": "13",
        "name": "VOB",
        "type": "tri_state",
        "description": "Logic output B, high-Z when VE2 is low."
      },
      {
        "number": "14",
        "name": "VOA",
        "type": "tri_state",
        "description": "Logic output A, high-Z when VE2 is low."
      },
      {
        "number": "15",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground reference for isolator side 2."
      },
      {
        "number": "16",
        "name": "VDD2",
        "type": "power_in",
        "description": "Supply voltage for isolator side 2."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 20,
        "cost_usd": 0.2034,
        "at": "2026-10-31T09:29:03"
      },
      "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"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "adum140e1brz.step",
        "role": "plain",
        "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": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adum140e1brz-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": "76a1ced185ff6d110990c005b14d6d6314746722d9ae6c57135eb1acd803b5f2",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "SOIC-16",
      "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": [
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          "name": "Propagation Delay (5 V)",
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          "conditions": "50% input to 50% output; 4.5 V ≤ VDDx ≤ 5.5 V (min 4.8 printed)",
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          "source": "datasheet"
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          "name": "Pulse Width Distortion (5 V)",
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          "conditions": "|tPLH − tPHL|",
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          "source": "datasheet"
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          "name": "Propagation Delay Skew (5 V)",
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          "name": "Channel Matching Codirectional (5 V)",
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        {
          "name": "Channel Matching Opposing Direction (5 V)",
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          "name": "Pulse Width (5 V)",
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          "name": "Data Rate (5 V)",
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          "unit": "Mbps",
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          "conditions": "Within PWD limit",
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        {
          "name": "Output Voltage Logic Low (5 V)",
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          "conditions": "IOx = 20 µA, VIx = VIxL",
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        {
          "name": "Output Voltage Logic Low (5 V)",
          "symbol": "VOL",
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          "max": 0.4,
          "conditions": "IOx = 4 mA, VIx = VIxL",
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        {
          "name": "Input Current per Channel",
          "symbol": "II",
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          "conditions": "0 V ≤ VIx ≤ VDDx",
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          "source": "datasheet"
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        {
          "name": "VE2 Enable Input Pull-Up Current",
          "symbol": "IPU",
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          "max": -3,
          "conditions": "VE2 = 0 V",
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        {
          "name": "Tristate Output Current per Channel",
          "symbol": "IOZ",
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          "conditions": "0 V ≤ VOx ≤ VDDx",
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        {
          "name": "Quiescent Supply Current Side 1 (5 V)",
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          "unit": "mA",
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          "max": 2.2,
          "conditions": "ADuM140E; VI = 1 (E1)",
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          "source": "datasheet"
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        {
          "name": "Quiescent Supply Current Side 2 (5 V)",
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          "max": 2.72,
          "conditions": "ADuM140E; VI = 1 (E1)",
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        {
          "name": "Quiescent Supply Current Side 1 (5 V)",
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        {
          "name": "Quiescent Supply Current Side 2 (5 V)",
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          "name": "Common-Mode Transient Immunity High",
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          "name": "Common-Mode Transient Immunity Low",
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          "conditions": "|tPLH − tPHL|",
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          "source": "datasheet"
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          "typ": 7,
          "max": 14,
          "conditions": "50% input to 50% output; 2.25 V ≤ VDDx ≤ 2.75 V (min 5.0 printed)",
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          "source": "datasheet"
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          "source": "datasheet"
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          "conditions": "Between any two units at the same temperature, voltage, and load",
          "source_page": 8,
          "source": "datasheet"
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          "conditions": "50% input to 50% output; 1.7 V ≤ VDDx ≤ 1.9 V (min 5.8 printed)",
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          "name": "Pulse Width Distortion (1.8 V)",
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          "conditions": "Between any two units at the same temperature, voltage, and load",
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          "source": "datasheet"
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          "name": "Propagation Delay Minimum (5 V)",
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          "max": null,
          "conditions": "50% input to 50% output",
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          "source": "datasheet"
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        {
          "name": "Output Rise/Fall Time (5 V)",
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          "source": "datasheet"
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          "source": "datasheet"
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          "name": "Jitter (5 V)",
          "symbol": "",
          "kind": "timing",
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          "max": null,
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          "source": "datasheet"
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        {
          "name": "UVLO Positive VDDx Threshold",
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          "kind": "electrical",
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          "source": "datasheet"
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          "name": "UVLO Negative VDDx Threshold",
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          "source": "datasheet"
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        {
          "name": "Operating Temperature",
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          "min": -40,
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          "max": 125,
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          "source_page": 17,
          "source": "datasheet"
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          "name": "Supply Voltages",
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          "source": "datasheet"
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          "source": "datasheet"
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