UM3212M8

{
  "schema_version": 1,
  "type": "component",
  "slug": "um3212m8",
  "title": "UM3212M8",
  "brief": "Union Semiconductor Translators / Level Shifters, MSOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "um3212m8"
  ],
  "component": {
    "mpn": "UM3212M8",
    "manufacturer": "Union Semiconductor",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Logic",
    "subcategory": "Translators / Level Shifters",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2301091530_Union-Semiconductor-UM3212M8_C5349381.pdf",
    "parts": {
      "symbol": "um3212m8.kicad_sym",
      "footprint": "um3212m8.kicad_mod",
      "model_3d": "um3212m8-etched.glb",
      "model_3d_plain": "um3212m8.glb",
      "model_3d_step": "um3212m8-etched.step",
      "model_3d_step_plain": "um3212m8.step",
      "lbr": "um3212m8.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0V) reference for the device."
      },
      {
        "number": "2",
        "name": "VREF1",
        "type": "power_in",
        "description": "Low-voltage side reference supply voltage for SCL1 and SDA1. Operating range 0V to 5V; typical 1.0V to 3.6V."
      },
      {
        "number": "3",
        "name": "SCL1",
        "type": "bidirectional",
        "description": "Serial clock, low-voltage side. Open-drain I2C bus I/O; connect to VREF1 through a pull-up resistor."
      },
      {
        "number": "4",
        "name": "SDA1",
        "type": "bidirectional",
        "description": "Serial data, low-voltage side. Open-drain I2C bus I/O; connect to VREF1 through a pull-up resistor."
      },
      {
        "number": "5",
        "name": "SDA2",
        "type": "bidirectional",
        "description": "Serial data, high-voltage side. Open-drain I2C bus I/O; connect to VREF2 through a pull-up resistor."
      },
      {
        "number": "6",
        "name": "SCL2",
        "type": "bidirectional",
        "description": "Serial clock, high-voltage side. Open-drain I2C bus I/O; connect to VREF2 through a pull-up resistor."
      },
      {
        "number": "7",
        "name": "VREF2",
        "type": "power_in",
        "description": "High-voltage side reference supply voltage for SCL2 and SDA2. Operating range 0V to 5V; typical 1.8V to 5.5V."
      },
      {
        "number": "8",
        "name": "EN",
        "type": "input",
        "description": "Switch enable input. When HIGH the translator is on and the SCL1/SDA1 pins are connected to SCL2/SDA2; when LOW all channels are high-impedance. Connect to VREF2 and pull up through a high-value resistor."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2301091530_Union-Semiconductor-UM3212M8_C5349381.pdf",
        "pages": 13,
        "sha256": "2a269d25929ecc53",
        "source_tier": "lcsc"
      },
      "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Union Semiconductor",
      "Package": "MSOP-8",
      "Category": "Logic",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "um3212m8"
  ],
  "discovery_pitch": "UM3212M8 (Union Semiconductor) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "um3212m8.kicad_sym",
    "um3212m8.kicad_mod",
    "um3212m8.glb",
    "um3212m8.step",
    "um3212m8-etched.step",
    "um3212m8.lbr",
    "docs/hero.png",
    "docs/um3212m8-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "UM3212M8",
      "kind": "packaging"
    },
    {
      "mpn": "UM3212DA",
      "kind": "unknown"
    },
    {
      "mpn": "UM3212V8",
      "kind": "unknown"
    }
  ],
  "updated_at": "2026-09-25T13:46:39.974Z"
}