ADM1066ACPZ

{
  "slug": "adm1066acpz",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Monitors & Reset Circuits, LFCSP-40(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "adm1066acpz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "adm1066acpz.kicad_sym",
    "adm1066acpz.kicad_mod",
    "adm1066acpz.glb",
    "adm1066acpz.step",
    "adm1066acpz.lbr",
    "docs/hero.png",
    "docs/adm1066acpz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "adm1066acpz-hero.glb",
    "adm1066acpz-hero.overlay.json",
    "adm1066acpz-etched.glb"
  ],
  "component": {
    "mpn": "ADM1066ACPZ",
    "manufacturer": "Analog Devices",
    "package": "LFCSP-40(6x6)",
    "pin_count": 41,
    "category": "Power Supply Chip",
    "subcategory": "Monitors & Reset Circuits",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADM1066.pdf",
    "parts": {
      "symbol": "adm1066acpz.kicad_sym",
      "footprint": "adm1066acpz.kicad_mod",
      "model_3d": "adm1066acpz-hero.glb",
      "model_3d_plain": "adm1066acpz-etched.glb",
      "model_3d_step": "adm1066acpz-etched.step",
      "model_3d_step_plain": "adm1066acpz.step",
      "lbr": "adm1066acpz.lbr"
    },
    "distributor_links": {
      "lcsc": "C579175",
      "digikey": "505-ADM1066ACPZ-ND",
      "mouser": "584-ADM1066ACPZ"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T16:06:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-ADM1066ACPZ-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADM1066ACPZ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VX1",
        "type": "input",
        "description": "High-impedance input to a supply fault detector with thresholds from 0.573 V to 1.375 V, which can alternatively be used as a general-purpose digital input."
      },
      {
        "number": "2",
        "name": "VX2",
        "type": "input",
        "description": "High-impedance input to a supply fault detector with thresholds from 0.573 V to 1.375 V, which can alternatively be used as a general-purpose digital input."
      },
      {
        "number": "3",
        "name": "VX3",
        "type": "input",
        "description": "High-impedance input to a supply fault detector with thresholds from 0.573 V to 1.375 V, which can alternatively be used as a general-purpose digital input."
      },
      {
        "number": "4",
        "name": "VX4",
        "type": "input",
        "description": "High-impedance input to a supply fault detector with thresholds from 0.573 V to 1.375 V, which can alternatively be used as a general-purpose digital input."
      },
      {
        "number": "5",
        "name": "VX5",
        "type": "input",
        "description": "High-impedance input to a supply fault detector with thresholds from 0.573 V to 1.375 V, which can alternatively be used as a general-purpose digital input."
      },
      {
        "number": "6",
        "name": "VP1",
        "type": "input",
        "description": "Low-voltage supply fault detector input whose attenuator sets thresholds of 2.5 V to 6.0 V, 1.25 V to 3.00 V, or 0.573 V to 1.375 V."
      },
      {
        "number": "7",
        "name": "VP2",
        "type": "input",
        "description": "Low-voltage supply fault detector input whose attenuator sets thresholds of 2.5 V to 6.0 V, 1.25 V to 3.00 V, or 0.573 V to 1.375 V."
      },
      {
        "number": "8",
        "name": "VP3",
        "type": "input",
        "description": "Low-voltage supply fault detector input whose attenuator sets thresholds of 2.5 V to 6.0 V, 1.25 V to 3.00 V, or 0.573 V to 1.375 V."
      },
      {
        "number": "9",
        "name": "VP4",
        "type": "input",
        "description": "Low-voltage supply fault detector input whose attenuator sets thresholds of 2.5 V to 6.0 V, 1.25 V to 3.00 V, or 0.573 V to 1.375 V."
      },
      {
        "number": "10",
        "name": "VH",
        "type": "input",
        "description": "High-voltage supply fault detector input whose attenuator sets thresholds of 6.0 V to 14.4 V or 2.5 V to 6.0 V."
      },
      {
        "number": "11",
        "name": "AGND",
        "type": "power_in",
        "description": "Ground return for the input attenuators."
      },
      {
        "number": "12",
        "name": "REFGND",
        "type": "power_in",
        "description": "Ground return for the on-chip reference circuits."
      },
      {
        "number": "13",
        "name": "REFIN",
        "type": "input",
        "description": "ADC reference input, nominally 2.048 V, which must be driven by a reference voltage or connected to REFOUT."
      },
      {
        "number": "14",
        "name": "REFOUT",
        "type": "output",
        "description": "On-chip 2.048 V reference output, typically connected to REFIN, with a 10 µF capacitor recommended between this pin and REFGND."
      },
      {
        "number": "15",
        "name": "DAC1",
        "type": "output",
        "description": "Voltage output DAC, high impedance at power-up, with output range 0.300 V to 1.551 V."
      },
      {
        "number": "16",
        "name": "DAC2",
        "type": "output",
        "description": "Voltage output DAC, high impedance at power-up, with output range 0.300 V to 1.551 V."
      },
      {
        "number": "17",
        "name": "DAC3",
        "type": "output",
        "description": "Voltage output DAC, high impedance at power-up, with output range 0.300 V to 1.551 V."
      },
      {
        "number": "18",
        "name": "DAC4",
        "type": "output",
        "description": "Voltage output DAC, high impedance at power-up, with output range 0.300 V to 1.551 V."
      },
      {
        "number": "19",
        "name": "DAC5",
        "type": "output",
        "description": "Voltage output DAC, high impedance at power-up, with output range 0.300 V to 1.551 V."
      },
      {
        "number": "20",
        "name": "DAC6",
        "type": "output",
        "description": "Voltage output DAC, high impedance at power-up, with output range 0.300 V to 1.551 V."
      },
      {
        "number": "21",
        "name": "PDO10",
        "type": "output",
        "description": "Programmable driver output, configurable as push/pull, open-collector with external pull-up, or open-collector with weak pull-up to VDDCAP or VPx."
      },
      {
        "number": "22",
        "name": "PDO9",
        "type": "output",
        "description": "Programmable driver output, configurable as push/pull, open-collector with external pull-up, or open-collector with weak pull-up to VDDCAP or VPx."
      },
      {
        "number": "23",
        "name": "PDO8",
        "type": "output",
        "description": "Programmable driver output, configurable as push/pull, open-collector with external pull-up, or open-collector with weak pull-up to VDDCAP or VPx."
      },
      {
        "number": "24",
        "name": "PDO7",
        "type": "output",
        "description": "Programmable driver output, configurable as push/pull, open-collector with external pull-up, or open-collector with weak pull-up to VDDCAP or VPx."
      },
      {
        "number": "25",
        "name": "PDO6",
        "type": "output",
        "description": "Programmable driver output with internally charge-pumped high drive for an external N-FET."
      },
      {
        "number": "26",
        "name": "PDO5",
        "type": "output",
        "description": "Programmable driver output with internally charge-pumped high drive for an external N-FET."
      },
      {
        "number": "27",
        "name": "PDO4",
        "type": "output",
        "description": "Programmable driver output with internally charge-pumped high drive for an external N-FET."
      },
      {
        "number": "28",
        "name": "PDO3",
        "type": "output",
        "description": "Programmable driver output with internally charge-pumped high drive for an external N-FET."
      },
      {
        "number": "29",
        "name": "PDO2",
        "type": "output",
        "description": "Programmable driver output with internally charge-pumped high drive for an external N-FET."
      },
      {
        "number": "30",
        "name": "PDO1",
        "type": "output",
        "description": "Programmable driver output with internally charge-pumped high drive for an external N-FET."
      },
      {
        "number": "31",
        "name": "PDOGND",
        "type": "power_in",
        "description": "Ground return for the driver outputs."
      },
      {
        "number": "32",
        "name": "VCCP",
        "type": "power_out",
        "description": "Central charge-pump voltage of 5.25 V, which requires a 10 µF reservoir capacitor to GND."
      },
      {
        "number": "33",
        "name": "A0",
        "type": "input",
        "description": "Logic input that sets the seventh bit of the SMBus interface address."
      },
      {
        "number": "34",
        "name": "A1",
        "type": "input",
        "description": "Logic input that sets the sixth bit of the SMBus interface address."
      },
      {
        "number": "35",
        "name": "SCL",
        "type": "bidirectional",
        "description": "SMBus clock pin, an open-drain bidirectional pin that requires an external resistive pull-up."
      },
      {
        "number": "36",
        "name": "SDA",
        "type": "bidirectional",
        "description": "SMBus data pin, an open-drain bidirectional pin that requires an external resistive pull-up."
      },
      {
        "number": "37",
        "name": "AUX2",
        "type": "input",
        "description": "Auxiliary single-ended ADC input."
      },
      {
        "number": "38",
        "name": "AUX1",
        "type": "input",
        "description": "Auxiliary single-ended ADC input."
      },
      {
        "number": "39",
        "name": "VDDCAP",
        "type": "power_out",
        "description": "Device supply linearly regulated from the highest of VPx and VH to a typical 4.75 V, which requires a 10 µF capacitor to GND."
      },
      {
        "number": "40",
        "name": "GND",
        "type": "power_in",
        "description": "Supply ground."
      },
      {
        "number": "41",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 40-lead LFCSP has an exposed pad on the bottom that the datasheet defines as a no connect (NC). "
        ],
        "pages_sent": 10,
        "cost_usd": 0.03,
        "at": "2026-10-28T16:05:59"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADM1066.pdf",
        "pages": 36,
        "sha256": "95bce4333939618b",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 41,
        "described": 41,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "adm1066acpz.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          6.0,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e5b4286c2329085d9ef7f90d5eb5bf41a435241ecc1baaf1383823b6d6a946ae",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adm1066acpz-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "footprint_binding": "identity",
        "sha256": "dc2b2795c7d54b7117b6ef0893720c86c80d639ae401e405e381e12f663ffdb4",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}