ADM691ARZ

{
  "slug": "adm691arz",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Monitors & Reset Circuits, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "adm691arz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "adm691arz.kicad_sym",
    "adm691arz.kicad_mod",
    "adm691arz.glb",
    "adm691arz.step",
    "adm691arz.lbr",
    "docs/hero.png",
    "docs/adm691arz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "adm691arz-hero.glb",
    "adm691arz-hero.overlay.json",
    "adm691arz-etched.glb"
  ],
  "component": {
    "mpn": "ADM691ARZ",
    "manufacturer": "Analog Devices",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Power Supply Chip",
    "subcategory": "Monitors & Reset Circuits",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADM691A_693A_800LM.pdf",
    "parts": {
      "symbol": "adm691arz.kicad_sym",
      "footprint": "adm691arz.kicad_mod",
      "model_3d": "adm691arz-hero.glb",
      "model_3d_plain": "adm691arz-etched.glb",
      "model_3d_step": "adm691arz-etched.step",
      "model_3d_step_plain": "adm691arz.step",
      "lbr": "adm691arz.lbr"
    },
    "distributor_links": {
      "lcsc": "C658384",
      "digikey": "ADM691ARZ-ND",
      "mouser": "584-ADM691ARZ"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T22:17:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ADM691ARZ-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADM691ARZ",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBATT",
        "type": "power_in",
        "description": "Backup battery input; connect to an external battery or capacitor, or to ground if no backup battery is used."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output voltage switched internally from VCC or VBATT, whichever is at the higher potential; connect to VCC if no backup battery is used."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input, +5 V; the VCC operating voltage range is 0 V to 5.5 V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "0 V ground reference for all signals."
      },
      {
        "number": "5",
        "name": "BATT ON",
        "type": "output",
        "description": "Logic output that goes high when VOUT is switched to VBATT and low when VOUT is switched to VCC; it can drive an external PNP base through a resistor."
      },
      {
        "number": "6",
        "name": "LOW LINE",
        "type": "output",
        "description": "Logic output that goes low when VCC falls below the reset threshold and returns high as soon as VCC rises above it."
      },
      {
        "number": "7",
        "name": "OSC IN",
        "type": "input",
        "description": "Oscillator logic input; with OSC SEL high or floating, low selects the 100 ms and floating selects the 1.6 s watchdog timeout, and with OSC SEL low it accepts an external clock or timing capacitor."
      },
      {
        "number": "8",
        "name": "OSC SEL",
        "type": "input",
        "description": "Oscillator select input with a 10 µA internal pullup; when low, the external oscillator input OSC IN is enabled."
      },
      {
        "number": "9",
        "name": "PFI",
        "type": "input",
        "description": "Power fail input to the noninverting power fail comparator, which drives PFO low when PFI is below 1.25 V; connect to GND or VOUT when unused."
      },
      {
        "number": "10",
        "name": "PFO",
        "type": "output",
        "description": "Power fail comparator output that goes low when PFI is less than 1.25 V."
      },
      {
        "number": "11",
        "name": "WDI",
        "type": "input",
        "description": "Three-level watchdog input; if it stays high or low longer than the watchdog timeout period, RESET pulses low and WDO goes low, and the watchdog is disabled when WDI is floating or at midsupply."
      },
      {
        "number": "12",
        "name": "CEOUT",
        "type": "output",
        "description": "Chip enable output that goes low only when CEIN is low and VCC is above the reset threshold."
      },
      {
        "number": "13",
        "name": "CEIN",
        "type": "input",
        "description": "Chip enable input to the CE gating circuit; connect to GND or VOUT if not used."
      },
      {
        "number": "14",
        "name": "WDO",
        "type": "output",
        "description": "Watchdog output that goes low if WDI is not toggled within the watchdog timeout period and is set high by the next WDI transition."
      },
      {
        "number": "15",
        "name": "RESET",
        "type": "output",
        "description": "Active-low reset output that goes low when VCC falls below the reset threshold and remains low for 200 ms typical after VCC rises above it."
      },
      {
        "number": "16",
        "name": "RESET",
        "type": "output",
        "description": "Open-drain output that is the inverse of RESET (active-high reset)."
      }
    ],
    "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: MPN ADM691ARZ does not appear anywhere in the datasheet. The ordering guide lists ADM691AN, ADM691AA; The datasheet covers two SOIC-16 variants, R-16N (narrow) and R-16W (wide). The pin numbers are the ; The overbar is lost in the text extraction, so pins 15 and 16 both read 'RESET'. Pin 16 is the compl"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0951,
        "at": "2026-10-28T22:17:24"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADM691A_693A_800LM.pdf",
        "pages": 12,
        "sha256": "21aaacfd42c57a27",
        "source_tier": "mfr"
      },
      "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": "adm691arz.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adm691arz-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "56bfc71da41c648efe8f26e9ab173c4a0f753ec1f676817210cd93fc1c3bd182",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}