main
Ray Set visibility: public 53a0fff 8d ago
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  "slug": "max232cse-t",
  "title": "MAX232CSE+T",
  "brief": "Analog Devices Inc Maxim Integrated RS232 ICs, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "mpn": "MAX232CSE+T",
    "manufacturer": "Analog Devices Inc Maxim Integrated",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586177460061294592",
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      "model_3d_step_plain": "max232cse-t.step",
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    "distributor_links": {
      "lcsc": "C45119",
      "digikey": "MAX232CSE+TTR-ND",
      "mouser": "700-MAX232CSET"
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    "distributor_check": {
      "checked_at": "2026-10-19T06:58:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MAX232CSE+TTR-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
        "pn": "700-MAX232CSET",
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    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of charge-pump capacitor C1, which is 1.0µF for the MAX232 in the datasheet capacitor table."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_out",
        "description": "Doubler charge-pump output at nominally +10V unloaded; it is not regulated and must not be loaded so far that the RS-232 driver output falls below the ±5V EIA/TIA-232E minimum."
      },
      {
        "number": "3",
        "name": "C1-",
        "type": "passive",
        "description": "Negative terminal of charge-pump capacitor C1, which is 1.0µF for the MAX232 in the datasheet capacitor table."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of charge-pump capacitor C2, which is 1.0µF for the MAX232 in the datasheet capacitor table."
      },
      {
        "number": "5",
        "name": "C2-",
        "type": "passive",
        "description": "Negative terminal of charge-pump capacitor C2, which is 1.0µF for the MAX232 in the datasheet capacitor table."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_out",
        "description": "Inverter charge-pump output at nominally -10V unloaded; it is not regulated and must not be loaded so far that the RS-232 driver output falls below the ±5V EIA/TIA-232E minimum."
      },
      {
        "number": "7",
        "name": "T2OUT",
        "type": "output",
        "description": "RS-232 driver 2 output, typically ±8V with a 5kΩ load and VCC = +5V, guaranteed to ±5V minimum with a 3kΩ load, and can be driven to ±15V."
      },
      {
        "number": "8",
        "name": "R2IN",
        "type": "input",
        "description": "RS-232 receiver 2 input with an internal nominal 5kΩ terminating resistor, withstanding input voltages up to ±30V on devices other than the MAX220."
      },
      {
        "number": "9",
        "name": "R2OUT",
        "type": "output",
        "description": "TTL/CMOS receiver 2 output; the receiver inverts, and the output is limited to -0.3V to (VCC + 0.3V)."
      },
      {
        "number": "10",
        "name": "T2IN",
        "type": "input",
        "description": "TTL/CMOS-compatible driver 2 input with a built-in 400kΩ pullup to VCC; leave unused driver inputs unconnected or tie them high, since the pullup forces the unused driver output low."
      },
      {
        "number": "11",
        "name": "T1IN",
        "type": "input",
        "description": "TTL/CMOS-compatible driver 1 input with a built-in 400kΩ pullup to VCC; leave unused driver inputs unconnected or tie them high, since the pullup forces the unused driver output low."
      },
      {
        "number": "12",
        "name": "R1OUT",
        "type": "output",
        "description": "TTL/CMOS receiver 1 output; the receiver inverts, and the output is limited to -0.3V to (VCC + 0.3V)."
      },
      {
        "number": "13",
        "name": "R1IN",
        "type": "input",
        "description": "RS-232 receiver 1 input with an internal nominal 5kΩ terminating resistor, withstanding input voltages up to ±30V on devices other than the MAX220."
      },
      {
        "number": "14",
        "name": "T1OUT",
        "type": "output",
        "description": "RS-232 driver 1 output, typically ±8V with a 5kΩ load and VCC = +5V, guaranteed to ±5V minimum with a 3kΩ load, and can be driven to ±15V."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0V) for all device voltages."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply input at +5V ±10% per the electrical characteristics, with absolute maximum rating of -0.3V to +6V."
      }
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "described": 16,
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      "Manufacturer": "Analog Devices Inc Maxim Integrated",
      "Package": "SOIC-16",
      "Category": "Interface",
      "Pins": "16"
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        {
          "name": "TTL/CMOS Output Leakage Current",
          "symbol": "",
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          "unit": "µA",
          "min": -10,
          "typ": 0.05,
          "max": 10,
          "conditions": "0V ≤ ROUT ≤ VCC",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Transmitter Output Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": 300,
          "typ": null,
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          "conditions": "VCC = V+ = V- = 0V, VOUT = ±2V",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Transmitter Output Short-Circuit Current",
          "symbol": "",
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          "name": "Transition Region Slew Rate",
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          "conditions": "TA = +25°C, VCC = +5V, RL = 3kΩ to 7kΩ, CL = 50pF to 2500pF, measured from +3V to -3V or -3V to +3V",
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          "conditions": "All other lead(Pb)-free packages (SE+ suffix)",
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          "min": 0,
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          "conditions": "MAX232C, MAX2__C__ grade",
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          "name": "External charge-pump capacitors C1–C4",
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          "min": null,
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          "conditions": "MAX232 typical operating circuit / Electrical Characteristics header",
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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