MAX3238EIDB

{
  "slug": "max3238eidb",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RS232 ICs, SSOP-28-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "max3238eidb",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "max3238eidb.kicad_sym",
    "max3238eidb.kicad_mod",
    "max3238eidb.glb",
    "max3238eidb.step",
    "max3238eidb.lbr",
    "docs/hero.png",
    "docs/max3238eidb-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "max3238eidb-hero.glb",
    "max3238eidb-hero.overlay.json"
  ],
  "component": {
    "mpn": "MAX3238EIDB",
    "manufacturer": "Texas Instruments",
    "package": "SSOP-28-208mil",
    "pin_count": 28,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/max3238e",
    "parts": {
      "symbol": "max3238eidb.kicad_sym",
      "footprint": "max3238eidb.kicad_mod",
      "model_3d": "max3238eidb-hero.glb",
      "model_3d_plain": "max3238eidb.glb",
      "model_3d_step": "max3238eidb-etched.step",
      "model_3d_step_plain": "max3238eidb.step",
      "lbr": "max3238eidb.lbr"
    },
    "distributor_links": {
      "lcsc": "C206215",
      "digikey": "296-33395-5-ND",
      "mouser": "595-MAX3238EIDB"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T20:27:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-33395-5-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "595-MAX3238EIDB",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of charge-pump capacitor C2 (external capacitor between C2+ and C2−)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; all device voltages are specified with respect to network GND."
      },
      {
        "number": "3",
        "name": "C2−",
        "type": "passive",
        "description": "Negative terminal of charge-pump capacitor C2 (external capacitor between C2+ and C2−)."
      },
      {
        "number": "4",
        "name": "V−",
        "type": "power_out",
        "description": "Negative charge-pump output supply, with an external capacitor C4; absolute maximum range is 0.3 to −7 V."
      },
      {
        "number": "5",
        "name": "DOUT1",
        "type": "output",
        "description": "RS-232 driver 1 output with ±15-kV HBM ESD protection; high impedance when powered off."
      },
      {
        "number": "6",
        "name": "DOUT2",
        "type": "output",
        "description": "RS-232 driver 2 output with ±15-kV HBM ESD protection; high impedance when powered off."
      },
      {
        "number": "7",
        "name": "DOUT3",
        "type": "output",
        "description": "RS-232 driver 3 output with ±15-kV HBM ESD protection; high impedance when powered off."
      },
      {
        "number": "8",
        "name": "RIN1",
        "type": "input",
        "description": "RS-232 receiver 1 input with ±15-kV HBM ESD protection; 3 kΩ to 7 kΩ input resistance, ±25 V input range."
      },
      {
        "number": "9",
        "name": "RIN2",
        "type": "input",
        "description": "RS-232 receiver 2 input with ±15-kV HBM ESD protection; 3 kΩ to 7 kΩ input resistance, ±25 V input range."
      },
      {
        "number": "10",
        "name": "DOUT4",
        "type": "output",
        "description": "RS-232 driver 4 output with ±15-kV HBM ESD protection; high impedance when powered off."
      },
      {
        "number": "11",
        "name": "RIN3",
        "type": "input",
        "description": "RS-232 receiver 3 input with ±15-kV HBM ESD protection; 3 kΩ to 7 kΩ input resistance, ±25 V input range."
      },
      {
        "number": "12",
        "name": "DOUT5",
        "type": "output",
        "description": "RS-232 driver 5 output with ±15-kV HBM ESD protection; high impedance when powered off."
      },
      {
        "number": "13",
        "name": "FORCEON",
        "type": "input",
        "description": "Logic input; high with FORCEOFF high disables auto-powerdown plus, low with FORCEOFF high enables it (VIH min 2 V at 3.3 V, 2.4 V at 5 V; VIL max 0.8 V)."
      },
      {
        "number": "14",
        "name": "FORCEOFF",
        "type": "input",
        "description": "Logic input; low powers off the drivers and charge pump (ROUT1B stays active), high allows normal operation (VIL max 0.8 V)."
      },
      {
        "number": "15",
        "name": "INVALID",
        "type": "output",
        "description": "Output that is high if any receiver input is above 2.7 V or below −2.7 V, or has been within ±0.3 V for less than 30 µs; low when all receiver inputs stay between −0.3 V and 0.3 V for more than 30 µs."
      },
      {
        "number": "16",
        "name": "ROUT1B",
        "type": "output",
        "description": "Always-active noninverting receiver 1 output that remains active while the device is powered down (for ring-indicator use)."
      },
      {
        "number": "17",
        "name": "DIN5",
        "type": "input",
        "description": "Driver 5 logic input; accepts 5-V logic with a 3.3-V supply."
      },
      {
        "number": "18",
        "name": "ROUT3",
        "type": "output",
        "description": "Receiver 3 logic output; high impedance when FORCEOFF is low."
      },
      {
        "number": "19",
        "name": "DIN4",
        "type": "input",
        "description": "Driver 4 logic input; accepts 5-V logic with a 3.3-V supply."
      },
      {
        "number": "20",
        "name": "ROUT2",
        "type": "output",
        "description": "Receiver 2 logic output; high impedance when FORCEOFF is low."
      },
      {
        "number": "21",
        "name": "ROUT1",
        "type": "output",
        "description": "Receiver 1 logic output; high impedance when FORCEOFF is low."
      },
      {
        "number": "22",
        "name": "DIN3",
        "type": "input",
        "description": "Driver 3 logic input; accepts 5-V logic with a 3.3-V supply."
      },
      {
        "number": "23",
        "name": "DIN2",
        "type": "input",
        "description": "Driver 2 logic input; accepts 5-V logic with a 3.3-V supply."
      },
      {
        "number": "24",
        "name": "DIN1",
        "type": "input",
        "description": "Driver 1 logic input; accepts 5-V logic with a 3.3-V supply."
      },
      {
        "number": "25",
        "name": "C1−",
        "type": "passive",
        "description": "Negative terminal of charge-pump capacitor C1 (external capacitor between C1+ and C1−)."
      },
      {
        "number": "26",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input, 3 V to 5.5 V (absolute maximum 6 V), with a 0.1 µF bypass capacitor."
      },
      {
        "number": "27",
        "name": "V+",
        "type": "power_out",
        "description": "Positive charge-pump output supply, with an external capacitor C3; absolute maximum range is −0.3 to 7 V."
      },
      {
        "number": "28",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of charge-pump capacitor C1 (external capacitor between C1+ and C1−)."
      }
    ],
    "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 DB-package pin-number mapping was inferred from the page 1 top-view name order (pins 1–14 down t; Pin type for the charge-pump terminals (C1+, C1−, C2+, C2−) is set to passive because the datasheet ; Page 1 lists a second, different pin-name set for the RHB QFN package (32-pin, with NC pins). This o"
        ],
        "pages_sent": 23,
        "cost_usd": 0.1145,
        "at": "2026-10-08T20:26:25"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/max3238e",
        "pages": 23,
        "sha256": "1d519ae7a9e53f86",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 28,
        "described": 28,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.8,
          10.2,
          2.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7aa76979ae41da44bded1ed74115012868f2f3f5a757faf32bb9df4f92c1e313",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "max3238eidb-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          10.2,
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "0cea7d8b00fa503ba33cef6bc6c8c521bd1e09d02fc1a2f30f1e88e71c356aaf",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}