SP3232EUEY-L

{
  "schema_version": 1,
  "type": "component",
  "slug": "sp3232euey-l",
  "title": "SP3232EUEY-L",
  "brief": "MaxLinear RS232 ICs, TSSOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "interface",
    "sp3232euey-l"
  ],
  "component": {
    "mpn": "SP3232EUEY-L",
    "manufacturer": "MaxLinear",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2106081204_MaxLinear-SP3232EUEY-L-TR_C2671803.pdf",
    "parts": {
      "symbol": "sp3232euey-l.kicad_sym",
      "footprint": "sp3232euey-l.kicad_mod",
      "model_3d": "sp3232euey-l-etched.glb",
      "model_3d_plain": "sp3232euey-l.glb",
      "model_3d_step": "sp3232euey-l-etched.step",
      "model_3d_step_plain": "sp3232euey-l.step",
      "lbr": "sp3232euey-l.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of the voltage doubler charge-pump capacitor (C1, typ 0.1µF). Connect between C1+ and C1-."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_out",
        "description": "+5.5V output generated by the internal charge pump. Bypass to GND with a 0.1µF capacitor."
      },
      {
        "number": "3",
        "name": "C1-",
        "type": "passive",
        "description": "Negative terminal of the voltage doubler charge-pump capacitor (C1, typ 0.1µF)."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of the inverting charge-pump capacitor (C2, typ 0.1µF). Connect between C2+ and C2-."
      },
      {
        "number": "5",
        "name": "C2-",
        "type": "passive",
        "description": "Negative terminal of the inverting charge-pump capacitor (C2, typ 0.1µF)."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_out",
        "description": "-5.5V output generated by the internal inverting charge pump. Bypass to GND with a 0.1µF capacitor."
      },
      {
        "number": "7",
        "name": "T2OUT",
        "type": "output",
        "description": "RS-232 driver #2 output. Typical output swing ±5.4V into a 3kΩ load; ±15kV ESD protected."
      },
      {
        "number": "8",
        "name": "R2IN",
        "type": "input",
        "description": "RS-232 receiver #2 input. Accepts ±15V RS-232 signals; input resistance 3-7kΩ (typ 5kΩ)."
      },
      {
        "number": "9",
        "name": "R2OUT",
        "type": "output",
        "description": "TTL/CMOS receiver #2 output. Drives VOL ≤ 0.4V @ 1.6mA and VOH ≥ VCC-0.6V @ -1mA."
      },
      {
        "number": "10",
        "name": "T2IN",
        "type": "input",
        "description": "TTL/CMOS driver #2 input. Logic threshold LOW ≤ 0.8V, HIGH ≥ 2.0V at VCC=3.3V; typ 250mV input hysteresis."
      },
      {
        "number": "11",
        "name": "T1IN",
        "type": "input",
        "description": "TTL/CMOS driver #1 input. Logic threshold LOW ≤ 0.8V, HIGH ≥ 2.0V at VCC=3.3V; typ 250mV input hysteresis."
      },
      {
        "number": "12",
        "name": "R1OUT",
        "type": "output",
        "description": "TTL/CMOS receiver #1 output. Drives VOL ≤ 0.4V @ 1.6mA and VOH ≥ VCC-0.6V @ -1mA."
      },
      {
        "number": "13",
        "name": "R1IN",
        "type": "input",
        "description": "RS-232 receiver #1 input. Accepts ±15V RS-232 signals; input resistance 3-7kΩ (typ 5kΩ)."
      },
      {
        "number": "14",
        "name": "T1OUT",
        "type": "output",
        "description": "RS-232 driver #1 output. Typical output swing ±5.4V into a 3kΩ load; ±15kV ESD protected."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, +3.0V to +5.5V. Bypass to GND with a 0.1µF capacitor. Absolute max +6.0V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2106081204_MaxLinear-SP3232EUEY-L-TR_C2671803.pdf",
        "pages": 20,
        "sha256": "69636e7f4c5d9299",
        "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": [
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        "file": "sp3232euey-l.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
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          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sp3232euey-l-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MaxLinear",
      "Package": "TSSOP-16",
      "Category": "Interface",
      "Pins": "16"
    }
  },
  "variants": [
    {
      "mpn": "SP3232EUEY-LEUCY-L/TR",
      "kind": "packaging"
    },
    {
      "mpn": "SP3232EUEY-L/TR",
      "kind": "packaging"
    },
    {
      "mpn": "SP3232EUEY-LEUCN-L",
      "kind": "packaging"
    },
    {
      "mpn": "SP3232EUEY-LEUCN-L/TR",
      "kind": "packaging"
    },
    {
      "mpn": "SP3232EUEY-LEUEA-L",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sp3232euey-l"
  ],
  "discovery_pitch": "SP3232EUEY-L (MaxLinear) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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  "files": [
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    "sp3232euey-l.kicad_sym",
    "sp3232euey-l.kicad_mod",
    "sp3232euey-l.glb",
    "sp3232euey-l.step",
    "sp3232euey-l.lbr",
    "docs/hero.png",
    "docs/sp3232euey-l-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T07:57:51.087Z"
}