MAX4209HAUA+

{
  "slug": "max4209haua",
  "version": "0.1.0",
  "type": "component",
  "description": "Maxim Integrated Pre-ordered Chips, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "max4209haua+",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "max4209haua.kicad_sym",
    "max4209haua.kicad_mod",
    "max4209haua.glb",
    "max4209haua.step",
    "max4209haua.lbr",
    "docs/hero.png",
    "docs/max4209haua-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "max4209haua-hero.glb",
    "max4209haua-hero.overlay.json",
    "max4209haua-etched.glb"
  ],
  "component": {
    "mpn": "MAX4209HAUA+",
    "manufacturer": "Maxim Integrated",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/max4208-max4209.pdf",
    "parts": {
      "symbol": "max4209haua.kicad_sym",
      "footprint": "max4209haua.kicad_mod",
      "model_3d": "max4209haua-hero.glb",
      "model_3d_plain": "max4209haua-etched.glb",
      "model_3d_step": "max4209haua-etched.step",
      "model_3d_step_plain": "max4209haua.step",
      "lbr": "max4209haua.lbr"
    },
    "distributor_links": {
      "lcsc": "C1346584",
      "digikey": "MAX4209HAUA+-ND",
      "mouser": "700-MAX4209HAUA"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T22:14:56Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MAX4209HAUA+-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "700-MAX4209HAUA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REFIN/MODE",
        "type": "input",
        "description": "Trimode input: connect to VDD for shutdown (about 1.4µA), to an external reference or resistive divider between VSS + 0.2V and VDD - 1.3V to buffer it onto REF, or to VSS to put the internal REF buffer output in high impedance for direct drive of REF."
      },
      {
        "number": "2",
        "name": "IN-",
        "type": "input",
        "description": "Negative differential input; the maximum recommended differential input voltage is ±100mV, and linearity and accuracy degrade above that level."
      },
      {
        "number": "3",
        "name": "IN+",
        "type": "input",
        "description": "Positive differential input; the maximum recommended differential input voltage is ±100mV, and linearity and accuracy degrade above that level."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply input; bypass to ground with a 0.1µF capacitor or connect to ground for single-supply operation (2.85V to 5.5V total supply)."
      },
      {
        "number": "5",
        "name": "REF",
        "type": "input",
        "description": "Output reference level that sets the OUT voltage for zero differential input; it is set by the internal buffer when REFIN/MODE is between VSS + 0.2V and VDD - 1.3V, and must be driven directly by a low-impedance reference only when REFIN/MODE is at VSS."
      },
      {
        "number": "6",
        "name": "FB",
        "type": "input",
        "description": "Feedback input: on the MAX4208 connect to the center tap of an OUT-to-REF resistive divider to set gain, while on the MAX4209 it is internally connected to the gain-setting resistors; an optional CFB from OUT to FB (1nF to 10nF recommended) reduces autozero noise."
      },
      {
        "number": "7",
        "name": "OUT",
        "type": "output",
        "description": "Amplifier output with rail-to-rail capability; in unipolar operation it can only swing to within 40mV of ground (VSS), and the device drives capacitive loads up to 200pF."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply input; bypass to ground with a 0.1µF capacitor (single-supply range 2.85V to 5.5V)."
      }
    ],
    "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 datasheet labels REF as 'Output Reference Level' but it is used as an externally or buffer-drive; FB is a feedback input whose function differs between MAX4208 (external divider) and MAX4209 (intern; The ordering table lists the part as MAX4209HAUA+T (tape and reel); the requested MPN MAX4209HAUA+ h"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0519,
        "at": "2026-10-30T22:14:36"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/max4208-max4209.pdf",
        "pages": 17,
        "sha256": "6968bc307add7a81",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "max4209haua-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": -0.0,
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        "sha256": "14086dc343bc826daa59a0cdc22380014dbfb92a269d9c3d18a2f734e8d5f7a9",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}