MAX202EIN

{
  "schema_version": 1,
  "type": "component",
  "slug": "max202ein",
  "title": "MAX202EIN",
  "brief": "HGSEMI RS232 ICs, DIP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "max202ein"
  ],
  "component": {
    "mpn": "MAX202EIN",
    "manufacturer": "HGSEMI",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2405210917_HGSEMI-MAX202EIN_C7432296.pdf",
    "parts": {
      "symbol": "max202ein.kicad_sym",
      "footprint": "max202ein.kicad_mod",
      "model_3d": "max202ein-etched.glb",
      "model_3d_plain": "max202ein.glb",
      "model_3d_step": "max202ein-etched.step",
      "model_3d_step_plain": "max202ein.step",
      "lbr": "max202ein.lbr"
    },
    "distributor_links": {
      "lcsc": "C7432296"
    },
    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of charge-pump flying capacitor C1 (0.1 µF, 16 V). Connect to pin 3 (C1-) with a ceramic capacitor."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_out",
        "description": "Positive charge-pump output, nominally +10 V (VCC-0.3 V to 14 V absolute max). Bypass to GND with a 0.1-µF capacitor (6.3 V or higher)."
      },
      {
        "number": "3",
        "name": "C1-",
        "type": "passive",
        "description": "Negative terminal of charge-pump flying capacitor C1 (0.1 µF). Connect to pin 1 (C1+)."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of charge-pump flying capacitor C2 (0.1 µF, 16 V). Connect to pin 5 (C2-)."
      },
      {
        "number": "5",
        "name": "C2-",
        "type": "passive",
        "description": "Negative terminal of charge-pump flying capacitor C2 (0.1 µF). Connect to pin 4 (C2+)."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_out",
        "description": "Negative charge-pump output, nominally -10 V (-14 V to 0.3 V absolute max). Bypass to GND with a 0.1-µF capacitor (16 V)."
      },
      {
        "number": "7",
        "name": "DOUT2",
        "type": "output",
        "description": "RS-232 driver 2 output. Inverted TTL/CMOS input from DIN2; swings between V+ and V- (nominally ±10 V) with ≥30-V/µs slew rate. ±15-kV HBM ESD-protected RS-232 bus pin."
      },
      {
        "number": "8",
        "name": "RIN2",
        "type": "input",
        "description": "RS-232 receiver 2 input. Accepts ±30-V RS-232 levels with ~5-kΩ input resistance and hysteresis (VIT+ typ 1.7 V, VIT- typ 1.2 V). ±15-kV HBM ESD-protected RS-232 bus pin."
      },
      {
        "number": "9",
        "name": "ROUT2",
        "type": "output",
        "description": "TTL/CMOS receiver 2 output (inverted from RIN2). Swings from GND to near VCC; drives host UART RX."
      },
      {
        "number": "10",
        "name": "DIN2",
        "type": "input",
        "description": "TTL/CMOS driver 2 input. VIH ≥ 2 V, VIL ≤ 0.8 V; drives DOUT2 (inverted) to RS-232 levels."
      },
      {
        "number": "11",
        "name": "DIN1",
        "type": "input",
        "description": "TTL/CMOS driver 1 input. VIH ≥ 2 V, VIL ≤ 0.8 V; drives DOUT1 (inverted) to RS-232 levels."
      },
      {
        "number": "12",
        "name": "ROUT1",
        "type": "output",
        "description": "TTL/CMOS receiver 1 output (inverted from RIN1). Swings from GND to near VCC; drives host UART RX."
      },
      {
        "number": "13",
        "name": "RIN1",
        "type": "input",
        "description": "RS-232 receiver 1 input. Accepts ±30-V RS-232 levels with ~5-kΩ input resistance and hysteresis (VIT+ typ 1.7 V, VIT- typ 1.2 V). ±15-kV HBM ESD-protected RS-232 bus pin."
      },
      {
        "number": "14",
        "name": "DOUT1",
        "type": "output",
        "description": "RS-232 driver 1 output. Inverted TTL/CMOS input from DIN1; swings between V+ and V- (nominally ±10 V) with ≥30-V/µs slew rate. ±15-kV HBM ESD-protected RS-232 bus pin."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground / signal reference for all voltages."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "+5-V supply input (recommended 4.5 V to 5.5 V, absolute max 6 V). Typical ICC ≈ 8 mA (no load, 15 mA max). Bypass to GND with at least 0.1 µF."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2405210917_HGSEMI-MAX202EIN_C7432296.pdf",
        "pages": 13,
        "sha256": "d669a5a448fb5d49",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        0,
        0
      ],
      "corner": "bottom-right",
      "source": "fab-chamfer",
      "derived_from": "DIP-16_W7.62mm@sha256:d9f5f5a3dbebef05",
      "mark": "synthesised"
    },
    "models_3d": [
      {
        "file": "max202ein.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "max202ein-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "08cc419f97b42951b7b77a6ccefcdb7c0160b172a91569adac4b344d63cc89af",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "DIP-16",
      "Category": "Interface",
      "Pins": "16"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "max202ein"
  ],
  "discovery_pitch": "MAX202EIN (HGSEMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "max202ein.kicad_sym",
    "max202ein.kicad_mod",
    "max202ein.glb",
    "max202ein.step",
    "max202ein-etched.step",
    "max202ein.lbr",
    "docs/hero.png",
    "docs/max202ein-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "MAX202EIN",
      "kind": "packaging"
    },
    {
      "mpn": "MAX202ECN",
      "kind": "unknown"
    },
    {
      "mpn": "MAX202EIM/TR",
      "kind": "unknown"
    },
    {
      "mpn": "MAX202ECM/TR",
      "kind": "unknown"
    },
    {
      "mpn": "MAX202EIMT/TR",
      "kind": "unknown"
    },
    {
      "mpn": "MAX202ECMT/TR",
      "kind": "unknown"
    }
  ],
  "updated_at": "2026-09-28T18:26:56.773Z"
}