ST202ECDR

{
  "slug": "st202ecdr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics RS232 ICs, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "st202ecdr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "st202ecdr.kicad_sym",
    "st202ecdr.kicad_mod",
    "st202ecdr.glb",
    "st202ecdr.step",
    "st202ecdr.lbr",
    "docs/hero.png",
    "docs/st202ecdr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "st202ecdr-hero.glb",
    "st202ecdr-hero.overlay.json"
  ],
  "component": {
    "mpn": "ST202ECDR",
    "manufacturer": "STMicroelectronics",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586192726488858624",
    "parts": {
      "symbol": "st202ecdr.kicad_sym",
      "footprint": "st202ecdr.kicad_mod",
      "model_3d": "st202ecdr-hero.glb",
      "model_3d_plain": "st202ecdr.glb",
      "model_3d_step": "st202ecdr-etched.step",
      "model_3d_step_plain": "st202ecdr.step",
      "lbr": "st202ecdr.lbr"
    },
    "distributor_links": {
      "lcsc": 6868,
      "digikey": "497-3727-2-ND",
      "mouser": "511-ST202ECDR"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T06:59:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-3727-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "511-ST202ECDR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal for first charge pump capacitor; connect 0.1 µF external capacitor for proper charge pump operation."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_out",
        "description": "Doubled voltage terminal generating positive supply voltage from (VCC-0.3) to 14V for transmitter output biasing."
      },
      {
        "number": "3",
        "name": "C1-",
        "type": "passive",
        "description": "Negative terminal for first charge pump capacitor; connect 0.1 µF external capacitor for proper charge pump operation."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal for second charge pump capacitor; connect 0.1 µF external capacitor for proper charge pump operation."
      },
      {
        "number": "5",
        "name": "C2-",
        "type": "passive",
        "description": "Negative terminal for second charge pump capacitor; connect 0.1 µF external capacitor for proper charge pump operation."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_out",
        "description": "Inverted voltage terminal generating negative supply voltage from -14 to 0.3V for transmitter output biasing."
      },
      {
        "number": "7",
        "name": "T2OUT",
        "type": "output",
        "description": "Second transmitter RS-232 output with voltage swing of ±5 to ±9V when loaded with 3 kΩ to GND, data rate up to 230 kbps."
      },
      {
        "number": "8",
        "name": "R2IN",
        "type": "input",
        "description": "Second receiver RS-232 input with operating voltage range from -30 to 30V and input resistance of 3 to 7 kΩ."
      },
      {
        "number": "9",
        "name": "R2OUT",
        "type": "output",
        "description": "Second receiver TTL/CMOS output with low voltage ≤0.4V at 3.2 mA and high voltage ≥VCC-0.4V at -1 mA."
      },
      {
        "number": "10",
        "name": "T2IN",
        "type": "input",
        "description": "Second transmitter TTL/CMOS input with logic threshold low of 0.8V and high of 2V, input leakage current ±10 µA."
      },
      {
        "number": "11",
        "name": "T1IN",
        "type": "input",
        "description": "First transmitter TTL/CMOS input with logic threshold low of 0.8V and high of 2V, input leakage current ±10 µA."
      },
      {
        "number": "12",
        "name": "R1OUT",
        "type": "output",
        "description": "First receiver TTL/CMOS output with low voltage ≤0.4V at 3.2 mA and high voltage ≥VCC-0.4V at -1 mA."
      },
      {
        "number": "13",
        "name": "R1IN",
        "type": "input",
        "description": "First receiver RS-232 input with operating voltage range from -30 to 30V and input resistance of 3 to 7 kΩ."
      },
      {
        "number": "14",
        "name": "T1OUT",
        "type": "output",
        "description": "First transmitter RS-232 output with voltage swing of ±5 to ±9V when loaded with 3 kΩ to GND, data rate up to 230 kbps."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0V reference) for all device circuitry."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage 5V ±10% with typical quiescent current of 10 mA at no load."
      }
    ],
    "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": [
          "8/16 pins cited to the wrong page (name found elsewhere): ['7:T2OUT@p6', '8:R2IN@p6', '9:R2OUT@p6', '10:T2IN@p6']"
        ],
        "pages_sent": 18,
        "cost_usd": 0.1027,
        "at": "2026-10-03T06:58:54"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586192726488858624",
        "pages": 18,
        "sha256": "fe41e6c8c1ca7890",
        "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"
    }
  }
}