LM8342SD

{
  "slug": "lm8342sd",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments LCD Drivers, WSON-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "lm8342sd",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm8342sd.kicad_sym",
    "lm8342sd.kicad_mod",
    "lm8342sd.glb",
    "lm8342sd.step",
    "lm8342sd.lbr",
    "docs/hero.png",
    "docs/lm8342sd-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm8342sd-hero.glb",
    "lm8342sd-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM8342SD",
    "manufacturer": "Texas Instruments",
    "package": "WSON-10-EP(3x3)",
    "pin_count": 11,
    "category": "LED Drivers",
    "subcategory": "LCD Drivers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm8342",
    "parts": {
      "symbol": "lm8342sd.kicad_sym",
      "footprint": "lm8342sd.kicad_mod",
      "model_3d": "lm8342sd-hero.glb",
      "model_3d_plain": "lm8342sd.glb",
      "model_3d_step": "lm8342sd-etched.step",
      "model_3d_step_plain": "lm8342sd.step",
      "lbr": "lm8342sd.lbr"
    },
    "distributor_links": {
      "lcsc": "C2863466",
      "digikey": "LM8342SDTR-ND",
      "mouser": "926-LM8342SD"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T02:24:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM8342SDTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LM8342SD",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "output",
        "description": "Current sink output adjustable in 128 steps; full scale current range 5 µA to 100 µA"
      },
      {
        "number": "2",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog reference voltage input for DAC; operating range 4.5 V to 18 V"
      },
      {
        "number": "3",
        "name": "WPN",
        "type": "input",
        "description": "Write protect input active low; high level enables EEPROM access; includes internal pull-down resistor"
      },
      {
        "number": "4",
        "name": "WPP",
        "type": "output",
        "description": "Write protect signal output; logical inverse of WPN input signal"
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference connection"
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply voltage; operating range 2.25 V to 3.6 V (2.6 V to 3.6 V when AVDD exceeds 13 V)"
      },
      {
        "number": "7",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C compatible serial data line; maximum bus speed 400 kHz; open-drain output requires external pull-up resistor"
      },
      {
        "number": "8",
        "name": "SCL",
        "type": "bidirectional",
        "description": "I2C compatible serial clock line; maximum bus speed 400 kHz; open-drain output requires external pull-up resistor"
      },
      {
        "number": "9",
        "name": "SCL-S",
        "type": "input",
        "description": "Switched SCL connection for in-circuit PCB testing; connected to SCL when WPN is high; alternative clock source"
      },
      {
        "number": "10",
        "name": "SET",
        "type": "input",
        "description": "Maximum output current adjustment pin; connects to external RSET resistor to set full-scale current; typical values 10 kΩ to 45 kΩ"
      },
      {
        "number": "11",
        "name": "DAP",
        "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-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "exposed pad 11 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 23,
        "cost_usd": 0.1825,
        "at": "2026-10-07T02:24:31"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm8342",
        "pages": 23,
        "sha256": "833c80cc00d51a5d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm8342sd.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          2.98,
          1.02
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1b436233b33ebba84da89538e97b0062d5b95e5ae0b484c46c569cb67274a3a5",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm8342sd-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          2.98,
          1.02
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6a1a31c7d5cd56e64c0069672c4727c221222175ff04b38b95975a32d47c4094",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}