MAX3232EUE-MS

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  "title": "MAX3232EUE-MS",
  "brief": "MSKSEMI RS232 ICs, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "MAX3232EUE-MS",
    "manufacturer": "MSKSEMI",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590907607836143616",
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    "distributor_links": {
      "lcsc": "C7434437"
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      "checked_at": "2026-10-18T10:00:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
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      "mouser": {
        "pn": null,
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    },
    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of the first charge-pump capacitor; the datasheet specifies 1 µF external capacitors for the charge pump (typical application uses 0.1 µF)."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_out",
        "description": "Doubled voltage output of the charge pump, nominally +5.5 V, with absolute maximum VCC-0.3 to +7 V and a storage capacitor (C3) to ground."
      },
      {
        "number": "3",
        "name": "C1-",
        "type": "passive",
        "description": "Negative terminal of the first charge-pump capacitor; the datasheet specifies 1 µF external capacitors for the charge pump (typical application uses 0.1 µF)."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of the second charge-pump capacitor; the datasheet specifies 1 µF external capacitors for the charge pump (typical application uses 0.1 µF)."
      },
      {
        "number": "5",
        "name": "C2-",
        "type": "passive",
        "description": "Negative terminal of the second charge-pump capacitor; the datasheet specifies 1 µF external capacitors for the charge pump (typical application uses 0.1 µF)."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_out",
        "description": "Inverted voltage output of the charge pump, nominally -5.5 V, with absolute limit +0.3 to -7 V as printed in the limiting values table."
      },
      {
        "number": "7",
        "name": "T2OUT",
        "type": "output",
        "description": "Second RS-232 transmitter output, swing typically ±5 V into a 3 kΩ load, with absolute maximum range ±13.2 V and short-circuit current 60 mA."
      },
      {
        "number": "8",
        "name": "R2IN",
        "type": "input",
        "description": "Second RS-232 receiver input with a ±25 V input range and 3 kΩ to 7 kΩ input impedance."
      },
      {
        "number": "9",
        "name": "R2OUT",
        "type": "output",
        "description": "Second CMOS receiver output with absolute range -0.3 V to VCC+0.3 V, logic-low at most 0.4 V at 1.6 mA and logic-high at least VCC-0.6 V at -0.5 mA."
      },
      {
        "number": "10",
        "name": "T2IN",
        "type": "input",
        "description": "Second TTL/CMOS transmitter input with logic-low up to 0.8 V and logic-high from 2 V, no internal pull-up, and may be tied to GND or VCC if unused."
      },
      {
        "number": "11",
        "name": "T1IN",
        "type": "input",
        "description": "First TTL/CMOS transmitter input with logic-low up to 0.8 V and logic-high from 2 V, no internal pull-up, and may be tied to GND or VCC if unused."
      },
      {
        "number": "12",
        "name": "R1OUT",
        "type": "output",
        "description": "First CMOS receiver output with absolute range -0.3 V to VCC+0.3 V, logic-low at most 0.4 V at 1.6 mA and logic-high at least VCC-0.6 V at -0.5 mA."
      },
      {
        "number": "13",
        "name": "R1IN",
        "type": "input",
        "description": "First RS-232 receiver input with a ±25 V input range and 3 kΩ to 7 kΩ input impedance."
      },
      {
        "number": "14",
        "name": "T1OUT",
        "type": "output",
        "description": "First RS-232 transmitter output, swing typically ±5 V into a 3 kΩ load, with absolute maximum range ±13.2 V and short-circuit current 60 mA."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all device voltages."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage of 3 V to 5.5 V, with absolute maximum range -0.3 V to +6 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pinning table prints the symbol for pin 6 as '-'. The name V- is inferred from its description (; The datasheet says the charge pump needs four 1 µF external capacitors, but its typical application ; The datasheet gives one 16-pin pinning table that is not tied to a package drawing. It applies to TS"
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        "at": "2026-10-18T09:58:10"
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        "total": 16,
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    "specs": {
      "Manufacturer": "MSKSEMI",
      "Package": "TSSOP-16",
      "Category": "Interface",
      "Pins": "16"
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        {
          "name": "Doubled voltage terminal",
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          "name": "Inverted voltage terminal",
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          "name": "V+ + |V-|",
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          "name": "Transmitter input voltage range",
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          "name": "Receiver input voltage range",
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        {
          "name": "Transmitter output voltage range",
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          "unit": "V",
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          "name": "Receiver output voltage range",
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        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
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        {
          "name": "Storage temperature",
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          "min": -60,
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        {
          "name": "Soldering temperature",
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          "min": null,
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        {
          "name": "Continuous power",
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          "unit": "mW",
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          "max": 760,
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        {
          "name": "Input logic current",
          "symbol": "ITIN",
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          "min": -1,
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        {
          "name": "Receiver input range",
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        {
          "name": "Receiver input impedance",
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          "min": 3,
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        {
          "name": "Transmitter slew rate",
          "symbol": "SR",
          "kind": "timing",
          "unit": "V/μs",
          "min": 4,
          "typ": null,
          "max": 30,
          "conditions": "RL=3kΩ~7kΩ, CL=150pF~1000F, from -3.0V~3.0V or 3.0V~-3.0V, see figures 2 and 3",
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        {
          "name": "ESD HBM",
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          "conditions": "R1IN,R2IN,T1OUT,T2OUT",
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        {
          "name": "ESD air discharge",
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          "unit": "KV",
          "min": -15,
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          "conditions": "R1IN,R2IN,T1OUT,T2OUT",
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        {
          "name": "ESD contact discharge",
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          "min": -8,
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