HCPL-091J-500E

{
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  "type": "component",
  "slug": "hcpl-091j-500e",
  "title": "HCPL-091J-500E",
  "brief": "Broadcom AVAGO Digital Isolators, SO-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "signal isolation devices",
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  "component": {
    "mpn": "HCPL-091J-500E",
    "manufacturer": "Broadcom AVAGO",
    "package": "SO-16",
    "pin_count": 16,
    "category": "Signal Isolation Devices",
    "subcategory": "Digital Isolators",
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    "distributor_links": {
      "lcsc": "C2978669",
      "digikey": "516-4205-2-ND",
      "mouser": "630-HCPL-091J-500E"
    },
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      "checked_at": "2026-10-19T02:39:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "516-4205-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "630-HCPL-091J-500E",
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    },
    "pins": [
      {
        "number": "1",
        "name": "VDD1",
        "type": "power_in",
        "description": "Power supply 1 for the input side, with a recommended operating supply of 3.0 V to 5.5 V and a low ESR 47 nF ceramic decoupling capacitor placed as close as possible to the pin."
      },
      {
        "number": "2",
        "name": "GND1",
        "type": "power_in",
        "description": "Power supply ground 1 for the input side; ground planes for GND1 and GND2 are highly recommended for data rates above 10 Mb/s."
      },
      {
        "number": "3",
        "name": "IN1",
        "type": "input",
        "description": "Logic input signal for channel 1, with logic high input VIH of 2.4 V minimum up to VDD1 and logic low input VIL of 0 V to 0.8 V."
      },
      {
        "number": "4",
        "name": "IN2",
        "type": "input",
        "description": "Logic input signal for channel 2, with logic high input VIH of 2.4 V minimum up to VDD1 and logic low input VIL of 0 V to 0.8 V."
      },
      {
        "number": "5",
        "name": "OUT3",
        "type": "output",
        "description": "Logic output signal for channel 3, with a maximum output current drive of 10 mA."
      },
      {
        "number": "6",
        "name": "OUT4",
        "type": "output",
        "description": "Logic output signal for channel 4, with a maximum output current drive of 10 mA."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "8",
        "name": "GND1",
        "type": "power_in",
        "description": "Power supply ground 1 for the input side; ground planes for GND1 and GND2 are highly recommended for data rates above 10 Mb/s."
      },
      {
        "number": "9",
        "name": "GND2",
        "type": "power_in",
        "description": "Power supply ground 2 for the output side; ground planes for GND1 and GND2 are highly recommended for data rates above 10 Mb/s."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "11",
        "name": "IN4",
        "type": "input",
        "description": "Logic input signal for channel 4, with logic high input VIH of 2.4 V minimum up to VDD1 and logic low input VIL of 0 V to 0.8 V."
      },
      {
        "number": "12",
        "name": "IN3",
        "type": "input",
        "description": "Logic input signal for channel 3, with logic high input VIH of 2.4 V minimum up to VDD1 and logic low input VIL of 0 V to 0.8 V."
      },
      {
        "number": "13",
        "name": "OUT2",
        "type": "output",
        "description": "Logic output signal for channel 2, with a maximum output current drive of 10 mA."
      },
      {
        "number": "14",
        "name": "OUT1",
        "type": "output",
        "description": "Logic output signal for channel 1, with a maximum output current drive of 10 mA."
      },
      {
        "number": "15",
        "name": "GND2",
        "type": "power_in",
        "description": "Power supply ground 2 for the output side; ground planes for GND1 and GND2 are highly recommended for data rates above 10 Mb/s."
      },
      {
        "number": "16",
        "name": "VDD2",
        "type": "power_in",
        "description": "Power supply 2 for the output side, with a recommended operating supply of 3.0 V to 5.5 V and a low ESR 47 nF ceramic decoupling capacitor placed as close as possible to the pin."
      }
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The HCPL-091J pinout was reconstructed from the garbled text extraction of the quad-channel 'HCPL-90; Package is the narrow body SO-16 per the ordering table on page 2 (HCPL-090J/-091J/-092J, Narrow Bod; Pin descriptions for IN/OUT channels are generic per the pin description table (page 3) combined wit",
          "7/16 pins cited to the wrong page (name found elsewhere): ['4:IN2@p10', '5:OUT3@p10', '6:OUT4@p10', '11:IN4@p10']"
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        "at": "2026-10-19T02:39:02"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
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      "Manufacturer": "Broadcom AVAGO",
      "Package": "SO-16",
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          "name": "Absolute max: Lead Solder Temperature",
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