MAX232CSE

{
  "slug": "max232cse",
  "version": "0.1.0",
  "type": "component",
  "description": "UMW RS232 ICs, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "max232cse",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "max232cse.kicad_sym",
    "max232cse.kicad_mod",
    "max232cse.glb",
    "max232cse.step",
    "max232cse.lbr",
    "docs/hero.png",
    "docs/max232cse-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "max232cse-hero.glb",
    "max232cse-hero.overlay.json",
    "max232cse-etched.glb"
  ],
  "component": {
    "mpn": "MAX232CSE",
    "manufacturer": "UMW",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757270698542936064",
    "parts": {
      "symbol": "max232cse.kicad_sym",
      "footprint": "max232cse.kicad_mod",
      "model_3d": "max232cse-hero.glb",
      "model_3d_plain": "max232cse-etched.glb",
      "model_3d_step": "max232cse-etched.step",
      "model_3d_step_plain": "max232cse.step",
      "lbr": "max232cse.lbr"
    },
    "distributor_links": {
      "lcsc": "C5721294"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T16:34:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of the first charge-pump capacitor (C1), connected between C1+ and C1-."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_out",
        "description": "Positive charge-pump output, generated at about +2 VCC for the RS-232 driver supply."
      },
      {
        "number": "3",
        "name": "C1-",
        "type": "passive",
        "description": "Negative terminal of the first charge-pump capacitor (C1), connected between C1+ and C1-."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of the second charge-pump capacitor (C2), connected between C2+ and C2-."
      },
      {
        "number": "5",
        "name": "C2-",
        "type": "passive",
        "description": "Negative terminal of the second charge-pump capacitor (C2), connected between C2+ and C2-."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_out",
        "description": "Negative charge-pump output, generated at about -2 VCC for the RS-232 driver supply."
      },
      {
        "number": "7",
        "name": "T2OUT",
        "type": "output",
        "description": "RS-232 driver 2 output, which drives the RS-232 line; the absolute maximum transmitter output voltage is listed as V- to V+ in the ratings table."
      },
      {
        "number": "8",
        "name": "R2IN",
        "type": "input",
        "description": "RS-232 receiver 2 input, accepting RS-232 levels with the receiver input voltage range of ±30 V in the ratings table."
      },
      {
        "number": "9",
        "name": "R2OUT",
        "type": "output",
        "description": "RS-232 receiver 2 output, providing TTL/CMOS logic levels to the controller."
      },
      {
        "number": "10",
        "name": "T2IN",
        "type": "input",
        "description": "TTL/CMOS input to RS-232 driver 2, which is referenced to VCC and sets the T2OUT state."
      },
      {
        "number": "11",
        "name": "T1IN",
        "type": "input",
        "description": "TTL/CMOS input to RS-232 driver 1, which is referenced to VCC and sets the T1OUT state."
      },
      {
        "number": "12",
        "name": "R1OUT",
        "type": "output",
        "description": "RS-232 receiver 1 output, providing TTL/CMOS logic levels to the controller."
      },
      {
        "number": "13",
        "name": "R1IN",
        "type": "input",
        "description": "RS-232 receiver 1 input, accepting RS-232 levels with the receiver input voltage range of ±30 V in the ratings table."
      },
      {
        "number": "14",
        "name": "T1OUT",
        "type": "output",
        "description": "RS-232 driver 1 output, which drives the RS-232 line; the absolute maximum transmitter output voltage is listed as V- to V+ in the ratings table."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input, 4.5 V to 5.5 V (5 V nominal)."
      }
    ],
    "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: Page 2 pin table lists pin number, symbol and function in separate columns, and the function list is; The text for the V- symbol is garbled in the extraction ('V￾'); it is read as V- from the pinout tab; Pin types are assigned from KiCad ERC classes based on function, not stated in the datasheet. V+ and"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0484,
        "at": "2026-10-18T16:32:25"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757270698542936064",
        "pages": 11,
        "sha256": "137c61d3d2b354b8",
        "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": [
      {
        "file": "max232cse.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "max232cse-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "fc348d5dd9fba2130b71d14fa6b3fefcc77e2fccf890a68e98f3cdae7a439f10",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}