component
MAX232CSE+T
Public Made by Adomby adom
Analog Devices Inc Maxim Integrated RS232 ICs, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"package": "SOIC-16",
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"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."
},
{
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"name": "C2-",
"type": "passive",
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},
{
"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",
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},
{
"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",
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},
{
"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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"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet's pin-label text extraction is scrambled. Pin numbers were assigned from the MAX232 DI; The datasheet covers the MAX232 and MAX232A in one document. Capacitor values for the MAX232 (1.0µF ; The ordering table lists MAX232CSE+ (Narrow SO, 16-pin), not the +T tape-and-reel variant. The pinou"
],
"pages_sent": 31,
"cost_usd": 0.175,
"at": "2026-10-19T06:56:45"
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"pages": 39,
"sha256": "7a7236d36525c324",
"source_tier": "lcsc"
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"cad": "KiCad official (CC-BY-SA 4.0)",
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