UM3208UK

{
  "schema_version": 1,
  "type": "component",
  "slug": "um3208uk",
  "title": "UM3208UK",
  "brief": "Union Semiconductor Translators / Level Shifters, TSSOP-20. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "um3208uk"
  ],
  "component": {
    "mpn": "UM3208UK",
    "manufacturer": "Union Semiconductor",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Translators / Level Shifters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3db2b7086c434b68e68ad2daf91bdc2e.pdf",
    "parts": {
      "symbol": "um3208uk.kicad_sym",
      "footprint": "um3208uk.kicad_mod",
      "model_3d": "um3208uk-etched.glb",
      "model_3d_plain": "um3208uk.glb",
      "model_3d_step": "um3208uk-etched.step",
      "model_3d_step_plain": "um3208uk.step",
      "lbr": "um3208uk.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "A1",
        "type": "bidirectional",
        "description": "Input/Output 1 on the A port. Referenced to VCCA (1.65V to 3.6V). Bidirectional level-translation channel paired with B1."
      },
      {
        "number": "2",
        "name": "VCCA",
        "type": "power_in",
        "description": "A-port supply voltage. Range: 1.65V to 3.6V, and must satisfy VCCA <= VCCB. Sets the logic level on the A side."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "bidirectional",
        "description": "Input/Output 2 on the A port. Referenced to VCCA. Bidirectional level-translation channel paired with B2."
      },
      {
        "number": "4",
        "name": "A3",
        "type": "bidirectional",
        "description": "Input/Output 3 on the A port. Referenced to VCCA. Bidirectional level-translation channel paired with B3."
      },
      {
        "number": "5",
        "name": "A4",
        "type": "bidirectional",
        "description": "Input/Output 4 on the A port. Referenced to VCCA. Bidirectional level-translation channel paired with B4."
      },
      {
        "number": "6",
        "name": "A5",
        "type": "bidirectional",
        "description": "Input/Output 5 on the A port. Referenced to VCCA. Bidirectional level-translation channel paired with B5."
      },
      {
        "number": "7",
        "name": "A6",
        "type": "bidirectional",
        "description": "Input/Output 6 on the A port. Referenced to VCCA. Bidirectional level-translation channel paired with B6."
      },
      {
        "number": "8",
        "name": "A7",
        "type": "bidirectional",
        "description": "Input/Output 7 on the A port. Referenced to VCCA. Bidirectional level-translation channel paired with B7."
      },
      {
        "number": "9",
        "name": "A8",
        "type": "bidirectional",
        "description": "Input/Output 8 on the A port. Referenced to VCCA. Bidirectional level-translation channel paired with B8."
      },
      {
        "number": "10",
        "name": "OE",
        "type": "input",
        "description": "3-state output enable, referenced to VCCA. Drive OE low to place all A- and B-port outputs into high-impedance (3-state) mode, reducing supply current. VIH = VCCA*0.65 min; VIL = VCCA*0.35 max."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "12",
        "name": "B8",
        "type": "bidirectional",
        "description": "Input/Output 8 on the B port. Referenced to VCCB (2.3V to 5.5V). ±6kV ESD protected."
      },
      {
        "number": "13",
        "name": "B7",
        "type": "bidirectional",
        "description": "Input/Output 7 on the B port. Referenced to VCCB. ±6kV ESD protected."
      },
      {
        "number": "14",
        "name": "B6",
        "type": "bidirectional",
        "description": "Input/Output 6 on the B port. Referenced to VCCB. ±6kV ESD protected."
      },
      {
        "number": "15",
        "name": "B5",
        "type": "bidirectional",
        "description": "Input/Output 5 on the B port. Referenced to VCCB. ±6kV ESD protected."
      },
      {
        "number": "16",
        "name": "B4",
        "type": "bidirectional",
        "description": "Input/Output 4 on the B port. Referenced to VCCB. ±6kV ESD protected."
      },
      {
        "number": "17",
        "name": "B3",
        "type": "bidirectional",
        "description": "Input/Output 3 on the B port. Referenced to VCCB. ±6kV ESD protected."
      },
      {
        "number": "18",
        "name": "B2",
        "type": "bidirectional",
        "description": "Input/Output 2 on the B port. Referenced to VCCB. ±6kV ESD protected."
      },
      {
        "number": "19",
        "name": "VCCB",
        "type": "power_in",
        "description": "B-port supply voltage. Range: 2.3V to 5.5V, and must be greater than or equal to VCCA. Sets the logic level on the B side."
      },
      {
        "number": "20",
        "name": "B1",
        "type": "bidirectional",
        "description": "Input/Output 1 on the B port. Referenced to VCCB. ±6kV ESD protected."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3db2b7086c434b68e68ad2daf91bdc2e.pdf",
        "pages": 15,
        "sha256": "83f6388f7e438b32",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Union Semiconductor",
      "Package": "TSSOP-20",
      "Category": "Logic",
      "Pins": "20"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "um3208uk"
  ],
  "discovery_pitch": "UM3208UK (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",
    "um3208uk.kicad_sym",
    "um3208uk.kicad_mod",
    "um3208uk.glb",
    "um3208uk.step",
    "um3208uk.lbr",
    "docs/hero.png",
    "docs/um3208uk-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "um3208uk-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "UM3208UK",
      "kind": "packaging"
    },
    {
      "mpn": "UM3208UKH",
      "kind": "packaging"
    },
    {
      "mpn": "UM3208UKQA",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T13:46:31.489Z"
}