SN65C3223DBR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn65c3223dbr",
  "title": "SN65C3223DBR",
  "brief": "Texas Instruments RS232 ICs, SSOP-20-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "sn65c3223dbr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN65C3223DBR",
    "manufacturer": "Texas Instruments",
    "package": "SSOP-20-208mil",
    "pin_count": 20,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/sn65c3223",
    "parts": {
      "symbol": "sn65c3223dbr.kicad_sym",
      "footprint": "sn65c3223dbr.kicad_mod",
      "model_3d": "sn65c3223dbr-hero.glb",
      "model_3d_plain": "sn65c3223dbr.glb",
      "model_3d_step": "sn65c3223dbr-etched.step",
      "model_3d_step_plain": "sn65c3223dbr.step",
      "lbr": "sn65c3223dbr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2671467",
      "digikey": "296-13486-2-ND",
      "mouser": "595-SN65C3223DBR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T09:06:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-13486-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-SN65C3223DBR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Receiver enable input; with EN high the receiver outputs ROUT are high-impedance, with EN low they are active (input range 0 to 5.5 V, VIL 0.8 V max)."
      },
      {
        "number": "2",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of charge-pump capacitor C1 (0.1 µF at VCC = 3.3 V ± 0.3 V, 0.047 µF at 5 V ± 0.5 V)."
      },
      {
        "number": "3",
        "name": "V+",
        "type": "power_out",
        "description": "Positive charge-pump output supply for RS-232 drivers, with absolute maximum of 7 V and a 0.1 µF capacitor to the supply rail."
      },
      {
        "number": "4",
        "name": "C1−",
        "type": "passive",
        "description": "Negative terminal of charge-pump capacitor C1."
      },
      {
        "number": "5",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of charge-pump capacitor C2 (0.1 µF at 3.3 V ± 0.3 V, 0.33 µF at 5 V ± 0.5 V)."
      },
      {
        "number": "6",
        "name": "C2−",
        "type": "passive",
        "description": "Negative terminal of charge-pump capacitor C2."
      },
      {
        "number": "7",
        "name": "V−",
        "type": "power_out",
        "description": "Negative charge-pump output supply for RS-232 drivers, with absolute maximum of −7 V and a capacitor to GND."
      },
      {
        "number": "8",
        "name": "DOUT2",
        "type": "output",
        "description": "RS-232 driver 2 output, swinging at least ±5 V into 3 kΩ with ±15 kV HBM ESD protection."
      },
      {
        "number": "9",
        "name": "RIN2",
        "type": "input",
        "description": "RS-232 receiver 2 input, accepting −25 V to 25 V with 5 kΩ nominal input resistance and ±15 kV HBM ESD protection."
      },
      {
        "number": "10",
        "name": "ROUT2",
        "type": "tri_state",
        "description": "Receiver 2 logic output, high-impedance when EN is high."
      },
      {
        "number": "11",
        "name": "INVALID",
        "type": "output",
        "description": "Valid-signal output that is high if any receiver input is above 2.7 V or below −2.7 V, and low if the inputs stay between −0.3 V and 0.3 V for more than 30 µs."
      },
      {
        "number": "12",
        "name": "DIN2",
        "type": "input",
        "description": "Driver 2 logic input, 0 to 5.5 V with VIL 0.8 V max."
      },
      {
        "number": "13",
        "name": "DIN1",
        "type": "input",
        "description": "Driver 1 logic input, 0 to 5.5 V with VIL 0.8 V max."
      },
      {
        "number": "14",
        "name": "FORCEON",
        "type": "input",
        "description": "Forces drivers on when high with FORCEOFF high, disabling auto-powerdown; low enables auto-powerdown."
      },
      {
        "number": "15",
        "name": "ROUT1",
        "type": "tri_state",
        "description": "Receiver 1 logic output, high-impedance when EN is high."
      },
      {
        "number": "16",
        "name": "RIN1",
        "type": "input",
        "description": "RS-232 receiver 1 input, accepting −25 V to 25 V with 5 kΩ nominal input resistance and ±15 kV HBM ESD protection."
      },
      {
        "number": "17",
        "name": "DOUT1",
        "type": "output",
        "description": "RS-232 driver 1 output, swinging at least ±5 V into 3 kΩ with ±15 kV HBM ESD protection."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all voltages, with ±15 kV HBM ESD protection."
      },
      {
        "number": "19",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage of 3 V to 5.5 V, bypassed with 0.1 µF."
      },
      {
        "number": "20",
        "name": "FORCEOFF",
        "type": "input",
        "description": "When low, shuts off drivers and receivers (supply current 1 µA typ); high allows normal or auto-powerdown operation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The text extraction does not preserve the pin-number-to-name pairing for the top-view drawing. Pins ; Signal-pin numbers come from the logic diagram's per-line pin labels. The top-view name list gives a; Descriptions for C1+/C1−/C2+/C2− capacitor values and the VCC/GND descriptions are summarized from n",
          "2/20 pins cited to the wrong page (name found elsewhere): ['8:RIN2@p5', '20:RIN1@p5']"
        ],
        "pages_sent": 24,
        "cost_usd": 0.1012,
        "at": "2026-10-11T09:06:27"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/sn65c3223",
        "pages": 24,
        "sha256": "e7cf2d2a015093c5",
        "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"
    },
    "models_3d": [
      {
        "file": "sn65c3223dbr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.8,
          7.2,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9a01a276d0b4d9561efd58f2fcee56f52c1b6ab464ea7a0380cab4e87a924e6",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn65c3223dbr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.8,
          7.2,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2a42dbb3c60981fd23351183f0303cc67cfbbc4c30b6961820c54e7bc6fe626b",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SSOP-20-208mil",
      "Category": "Interface",
      "Pins": "20"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sn65c3223dbr"
  ],
  "discovery_pitch": "SN65C3223DBR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn65c3223dbr.kicad_sym",
    "sn65c3223dbr.kicad_mod",
    "sn65c3223dbr.glb",
    "sn65c3223dbr.step",
    "sn65c3223dbr.lbr",
    "docs/hero.png",
    "docs/sn65c3223dbr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn65c3223dbr-hero.glb",
    "sn65c3223dbr-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}