SP3232EBEY-L

{
  "schema_version": 1,
  "type": "component",
  "slug": "sp3232ebey-l",
  "title": "SP3232EBEY-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": [
    "component",
    "interface",
    "sp3232ebey-l"
  ],
  "component": {
    "mpn": "SP3232EBEY-L",
    "manufacturer": "MaxLinear",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/f7b2886da0f0578327cfc7df9ce571df.pdf",
    "parts": {
      "symbol": "sp3232ebey-l.kicad_sym",
      "footprint": "sp3232ebey-l.kicad_mod",
      "model_3d": "sp3232ebey-l-etched.glb",
      "model_3d_plain": "sp3232ebey-l.glb",
      "model_3d_step": "sp3232ebey-l-etched.step",
      "model_3d_step_plain": "sp3232ebey-l.step",
      "lbr": "sp3232ebey-l.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of the voltage-doubler charge-pump capacitor C1 (0.1µF between C1+ and C1-)."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_out",
        "description": "+5.5V charge-pump output. Bypass to GND with a 0.1µF capacitor (C3)."
      },
      {
        "number": "3",
        "name": "C1-",
        "type": "passive",
        "description": "Negative terminal of the voltage-doubler charge-pump capacitor C1."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of the inverting charge-pump capacitor C2 (0.1µF between C2+ and C2-)."
      },
      {
        "number": "5",
        "name": "C2-",
        "type": "passive",
        "description": "Negative terminal of the inverting charge-pump capacitor C2."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_out",
        "description": "-5.5V charge-pump output. Bypass to GND with a 0.1µF capacitor (C4)."
      },
      {
        "number": "7",
        "name": "T2OUT",
        "type": "output",
        "description": "RS-232 driver #2 output. Typical ±5.4V no-load swing, ±5.0V loaded with 3kΩ to GND; internally slew-rate limited to ≤30V/µs; short-circuit protected."
      },
      {
        "number": "8",
        "name": "R2IN",
        "type": "input",
        "description": "RS-232 receiver #2 input. ±15V input range (±25V absolute max); 3-7kΩ input impedance with internal 5kΩ pulldown to GND so an unconnected input drives the receiver output HIGH."
      },
      {
        "number": "9",
        "name": "R2OUT",
        "type": "output",
        "description": "TTL/CMOS receiver #2 output (inverted from R2IN). VOL≤0.4V @ 1.6mA sink; VOH≥VCC-0.6V @ 1.0mA source."
      },
      {
        "number": "10",
        "name": "T2IN",
        "type": "input",
        "description": "TTL/CMOS driver #2 input. Logic-LOW ≤0.8V; logic-HIGH ≥2.0V (VCC=3.3V) or ≥2.4V (VCC=5.0V); ~250mV hysteresis. No internal pull-up - tie unused inputs to VCC or GND."
      },
      {
        "number": "11",
        "name": "T1IN",
        "type": "input",
        "description": "TTL/CMOS driver #1 input. Logic-LOW ≤0.8V; logic-HIGH ≥2.0V (VCC=3.3V) or ≥2.4V (VCC=5.0V); ~250mV hysteresis. No internal pull-up - tie unused inputs to VCC or GND."
      },
      {
        "number": "12",
        "name": "R1OUT",
        "type": "output",
        "description": "TTL/CMOS receiver #1 output (inverted from R1IN). VOL≤0.4V @ 1.6mA sink; VOH≥VCC-0.6V @ 1.0mA source."
      },
      {
        "number": "13",
        "name": "R1IN",
        "type": "input",
        "description": "RS-232 receiver #1 input. ±15V input range (±25V absolute max); 3-7kΩ input impedance with internal 5kΩ pulldown to GND so an unconnected input drives the receiver output HIGH."
      },
      {
        "number": "14",
        "name": "T1OUT",
        "type": "output",
        "description": "RS-232 driver #1 output. Typical ±5.4V no-load swing, ±5.0V loaded with 3kΩ to GND; internally slew-rate limited to ≤30V/µs; short-circuit protected."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference. Common return for logic side, charge pump, and RS-232 loads."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "+3.0V to +5.5V main supply. Bypass to GND with a 0.1µF ceramic capacitor (C5) placed close to the pin; on noise-sensitive rails match C5 to C1's value."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/f7b2886da0f0578327cfc7df9ce571df.pdf",
        "pages": 23,
        "sha256": "ead6ac08cdfd4a83",
        "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": "sp3232ebey-l.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          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": "sp3232ebey-l-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "bcfe6107cf35b5bb84c0f98e0d309e4833bcc6bc92c717f7ebe512573dfcdb9b",
        "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"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sp3232ebey-l"
  ],
  "discovery_pitch": "SP3232EBEY-L (MaxLinear) 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",
    "sp3232ebey-l.kicad_sym",
    "sp3232ebey-l.kicad_mod",
    "sp3232ebey-l.glb",
    "sp3232ebey-l.step",
    "sp3232ebey-l.lbr",
    "docs/hero.png",
    "docs/sp3232ebey-l-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sp3232ebey-l-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "SP3232EBEY-L",
      "kind": "packaging"
    },
    {
      "mpn": "SP3232EBEY-LCY",
      "kind": "packaging"
    },
    {
      "mpn": "SP3232EBEY-LET",
      "kind": "packaging"
    },
    {
      "mpn": "SP3232EBEY-LWY",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T07:56:53.727Z"
}