main
Ray Set visibility: public cf5c72a 9d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ds4520e-trl",
  "title": "DS4520E+TRL",
  "brief": "Maxim Integrated I/O Expanders, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface ics",
    "ds4520e+trl",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DS4520E+TRL",
    "manufacturer": "Maxim Integrated",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface ICs",
    "subcategory": "I/O Expanders",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ds4520.pdf",
    "parts": {
      "symbol": "ds4520e-trl.kicad_sym",
      "footprint": "ds4520e-trl.kicad_mod",
      "model_3d": "ds4520e-trl-hero.glb",
      "model_3d_plain": "ds4520e-trl-etched.glb",
      "model_3d_step": "ds4520e-trl-etched.step",
      "model_3d_step_plain": "ds4520e-trl.step",
      "lbr": "ds4520e-trl.lbr"
    },
    "distributor_links": {
      "lcsc": "C1870152",
      "digikey": "175-DS4520E+TRLTR-ND",
      "mouser": "700-DS4520ETRL"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T12:41:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "175-DS4520E+TRLTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "700-DS4520ETRL",
        "status": "found",
        "lifecycle": "Restricted Availability"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "I/O_0",
        "type": "bidirectional",
        "description": "Input/Output 0, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "2",
        "name": "I/O_1",
        "type": "bidirectional",
        "description": "Input/Output 1, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "3",
        "name": "I/O_2",
        "type": "bidirectional",
        "description": "Input/Output 2, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "4",
        "name": "I/O_3",
        "type": "bidirectional",
        "description": "Input/Output 3, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "5",
        "name": "I/O_4",
        "type": "bidirectional",
        "description": "Input/Output 4, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "6",
        "name": "A0",
        "type": "input",
        "description": "I2C address input; A0, A1, and A2 determine the I2C slave address, with GND giving 0 and VCC giving 1."
      },
      {
        "number": "7",
        "name": "A1",
        "type": "input",
        "description": "I2C address input; A0, A1, and A2 determine the I2C slave address, with GND giving 0 and VCC giving 1."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power-supply voltage, 2.7V to 5.5V, decoupled with a 0.1µF ceramic capacitor close to the pin."
      },
      {
        "number": "9",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial data open-drain input/output, rated -0.5V to +6.0V relative to ground."
      },
      {
        "number": "10",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock input, up to 400kHz, rated -0.5V to +6.0V relative to ground."
      },
      {
        "number": "11",
        "name": "A2",
        "type": "input",
        "description": "I2C address input; A0, A1, and A2 determine the I2C slave address, with GND giving 0 and VCC giving 1."
      },
      {
        "number": "12",
        "name": "I/O_5",
        "type": "bidirectional",
        "description": "Input/Output 5, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "13",
        "name": "I/O_6",
        "type": "bidirectional",
        "description": "Input/Output 6, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "14",
        "name": "I/O_7",
        "type": "bidirectional",
        "description": "Input/Output 7, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "15",
        "name": "I/O_8",
        "type": "bidirectional",
        "description": "Input/Output 8, bidirectional NV I/O pin with open-drain output (sinks up to 12mA) and selectable internal pullup."
      },
      {
        "number": "16",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 11,
        "cost_usd": 0.0635,
        "at": "2026-10-31T12:41:36"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/ds4520.pdf",
        "pages": 11,
        "sha256": "7a03872d5183fb98",
        "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": "ds4520e-trl.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds4520e-trl-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "33b658fe916aadebd53809ade997a0c26c9106753f15fd4695928ce9ec4dff53",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Maxim Integrated",
      "Package": "TSSOP-16",
      "Category": "Interface ICs",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ds4520e+trl"
  ],
  "discovery_pitch": "DS4520E+TRL (Maxim Integrated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ds4520e-trl.kicad_sym",
    "ds4520e-trl.kicad_mod",
    "ds4520e-trl.glb",
    "ds4520e-trl.step",
    "ds4520e-trl.lbr",
    "docs/hero.png",
    "docs/ds4520e-trl-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds4520e-trl-hero.glb",
    "ds4520e-trl-hero.overlay.json",
    "ds4520e-trl-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}