FXL6408UMX

{
  "slug": "fxl6408umx",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi I/O Expanders, UQFN-16(1.8x2.6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "fxl6408umx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fxl6408umx.kicad_sym",
    "fxl6408umx.kicad_mod",
    "fxl6408umx.glb",
    "fxl6408umx.step",
    "fxl6408umx.lbr",
    "docs/hero.png",
    "docs/fxl6408umx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fxl6408umx-hero.glb",
    "fxl6408umx-hero.overlay.json",
    "fxl6408umx-etched.glb"
  ],
  "component": {
    "mpn": "FXL6408UMX",
    "manufacturer": "onsemi",
    "package": "UQFN-16(1.8x2.6)",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "I/O Expanders",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912673974706176",
    "parts": {
      "symbol": "fxl6408umx.kicad_sym",
      "footprint": "fxl6408umx.kicad_mod",
      "model_3d": "fxl6408umx-hero.glb",
      "model_3d_plain": "fxl6408umx-etched.glb",
      "model_3d_step": "fxl6408umx-etched.step",
      "model_3d_step_plain": "fxl6408umx.step",
      "lbr": "fxl6408umx.lbr"
    },
    "distributor_links": {
      "lcsc": "C457770"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T21:44:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "/INT",
        "type": "output",
        "description": "Interrupt output, open-drain and active LOW, requires an external pull-up resistor to VCC."
      },
      {
        "number": "2",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Voltage reference for the I/O-side voltage translation, with a recommended range of 1.65 V to 4.00 V; tie to VCC if I/O translation is not needed."
      },
      {
        "number": "3",
        "name": "GPIO7",
        "type": "bidirectional",
        "description": "General-purpose programmable I/O, referenced to VDDIO, with up to 4.0 V GPIO pin capability and 6 mA output drive."
      },
      {
        "number": "4",
        "name": "GPIO6",
        "type": "bidirectional",
        "description": "General-purpose programmable I/O, referenced to VDDIO, with up to 4.0 V GPIO pin capability and 6 mA output drive."
      },
      {
        "number": "5",
        "name": "GPIO5",
        "type": "bidirectional",
        "description": "General-purpose programmable I/O, referenced to VDDIO, with up to 4.0 V GPIO pin capability and 6 mA output drive."
      },
      {
        "number": "6",
        "name": "GPIO4",
        "type": "bidirectional",
        "description": "General-purpose programmable I/O, referenced to VDDIO, with up to 4.0 V GPIO pin capability and 6 mA output drive."
      },
      {
        "number": "7",
        "name": "GPIO3",
        "type": "bidirectional",
        "description": "General-purpose programmable I/O, referenced to VDDIO, with up to 4.0 V GPIO pin capability and 6 mA output drive."
      },
      {
        "number": "8",
        "name": "GPIO2",
        "type": "bidirectional",
        "description": "General-purpose programmable I/O, referenced to VDDIO, with up to 4.0 V GPIO pin capability and 6 mA output drive."
      },
      {
        "number": "9",
        "name": "ADDR",
        "type": "input",
        "description": "Address input that is tied to GND or VCC to select one of the two I2C device addresses (Table 1)."
      },
      {
        "number": "10",
        "name": "/RST",
        "type": "input",
        "description": "Reset input, active LOW, requires a pull-up resistor to VCC."
      },
      {
        "number": "11",
        "name": "GPIO1",
        "type": "bidirectional",
        "description": "General-purpose programmable I/O, referenced to VDDIO, with up to 4.0 V GPIO pin capability and 6 mA output drive."
      },
      {
        "number": "12",
        "name": "GPIO0",
        "type": "bidirectional",
        "description": "General-purpose programmable I/O, referenced to VDDIO, with up to 4.0 V GPIO pin capability and 6 mA output drive."
      },
      {
        "number": "13",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock bus line, requires a pull-up resistor to VCC."
      },
      {
        "number": "14",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial data bus line, requires a pull-up resistor to VCC."
      },
      {
        "number": "15",
        "name": "VCC",
        "type": "power_in",
        "description": "Device supply voltage, operating range 1.65 V to 3.60 V, and also the reference for the I2C, ADDR, /INT and /RST pins."
      },
      {
        "number": "16",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference."
      }
    ],
    "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: Package-variant check: the ordering table lists FXL6408UMX as a 16-lead UMLP, Quad, 1.8 x 2.6 mm bod; Pin-number inconsistency: the Functional Description (page 9) says the /RST pin is C3, which is a ba; The datasheet does not specify a type for /INT beyond open-drain output, and the KiCad enum has no o"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0774,
        "at": "2026-10-17T21:41:19"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912673974706176",
        "pages": 17,
        "sha256": "c3cdadb35cd08375",
        "source_tier": "lcsc"
      },
      "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": "fxl6408umx.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.82,
          2.62,
          0.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "45edf02a0febd8a8313b2919eb9ba2dae236814d7cb08bfc9513415d0d9d2239",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fxl6408umx-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.82,
          2.62,
          0.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b0395ff21854f67747d896baef0b55f680fc00dab31b3bb79c4540d94fafbabf",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}