MAX232EIN

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  "type": "component",
  "slug": "max232ein",
  "title": "MAX232EIN",
  "brief": "Texas Instruments RS232 ICs, PDIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "communication interface chip-uart-485-232",
    "max232ein",
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  "component": {
    "mpn": "MAX232EIN",
    "manufacturer": "Texas Instruments",
    "package": "PDIP-16",
    "pin_count": 16,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "RS232 ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/max232ein.pdf",
    "parts": {
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      "lbr": "max232ein.lbr"
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    "distributor_links": {
      "lcsc": "C2860250",
      "digikey": "296-27963-5-ND",
      "mouser": "595-MAX232EIN"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T17:08:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-27963-5-ND",
        "status": "found",
        "lifecycle": "Active"
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        "pn": "595-MAX232EIN",
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    },
    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive lead of the C1 charge-pump capacitor, which is connected between C1+ and C1− (1-µF capacitors are specified)."
      },
      {
        "number": "2",
        "name": "VS+",
        "type": "power_out",
        "description": "Positive charge-pump output for the storage capacitor only, and it must not be used to supply external loads."
      },
      {
        "number": "3",
        "name": "C1−",
        "type": "passive",
        "description": "Negative lead of the C1 charge-pump capacitor."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive lead of the C2 charge-pump capacitor."
      },
      {
        "number": "5",
        "name": "C2−",
        "type": "passive",
        "description": "Negative lead of the C2 charge-pump capacitor."
      },
      {
        "number": "6",
        "name": "VS−",
        "type": "power_out",
        "description": "Negative charge-pump output for the storage capacitor only, with an absolute maximum of −15 V."
      },
      {
        "number": "7",
        "name": "DOUT2",
        "type": "output",
        "description": "RS-232 line data output to the remote RS-232 system, with unlimited short-circuit duration per the absolute maximum ratings."
      },
      {
        "number": "8",
        "name": "RIN2",
        "type": "input",
        "description": "RS-232 line data input from the remote RS-232 system, accepting receiver input voltages of ±3 V to ±30 V."
      },
      {
        "number": "9",
        "name": "ROUT2",
        "type": "output",
        "description": "Logic data output to the UART, with a high-level output voltage of at least 3.5 V at IOH = −1 mA."
      },
      {
        "number": "10",
        "name": "DIN2",
        "type": "input",
        "description": "Logic data input from the UART, with a high-level input of at least 2 V and a low-level input of at most 0.8 V."
      },
      {
        "number": "11",
        "name": "DIN1",
        "type": "input",
        "description": "Logic data input from the UART, with a high-level input of at least 2 V and a low-level input of at most 0.8 V."
      },
      {
        "number": "12",
        "name": "ROUT1",
        "type": "output",
        "description": "Logic data output to the UART, with a high-level output voltage of at least 3.5 V at IOH = −1 mA."
      },
      {
        "number": "13",
        "name": "RIN1",
        "type": "input",
        "description": "RS-232 line data input from the remote RS-232 system, accepting receiver input voltages of ±3 V to ±30 V."
      },
      {
        "number": "14",
        "name": "DOUT1",
        "type": "output",
        "description": "RS-232 line data output to the remote RS-232 system, with unlimited short-circuit duration per the absolute maximum ratings."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; all voltages are referenced to network GND."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, to be connected to an external 5-V supply, with a recommended range of 4.5 V to 5.5 V."
      }
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        "total": 16,
        "described": 16,
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "PDIP-16",
      "Category": "Communication Interface Chip/UART/485/232",
      "Pins": "16"
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          "name": "Operating free-air temperature",
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          "unit": "°C",
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        {
          "name": "Input voltage",
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        {
          "name": "Output voltage",
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        {
          "name": "Positive output supply voltage",
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          "name": "Negative output supply voltage",
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        {
          "name": "Operating virtual junction temperature",
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        {
          "name": "Storage temperature",
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        {
          "name": "Supply current",
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          "conditions": "VCC = 5.5 V; all outputs open; TA = 25°C",
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          "conditions": "DOUT RL = 3 kΩ to GND",
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          "name": "Short-circuit output current",
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          "conditions": "DOUT VCC = 5.5 V, VO = 0",
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        {
          "name": "Short-circuit input current",
          "symbol": "IIS",
          "kind": "electrical",
          "unit": "µA",
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          "name": "High-level output voltage (receiver)",
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          "name": "Low-level output voltage (receiver)",
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          "name": "Receiver positive-going input threshold voltage",
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          "name": "Receiver negative-going input threshold voltage",
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          "name": "Input hysteresis voltage",
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          "kind": "electrical",
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          "max": 1,
          "conditions": "RIN VCC = 5 V",
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          "name": "Receiver input resistance",
          "symbol": "ri",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 3,
          "typ": 5,
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          "conditions": "RIN VCC = 5 V TA = 25°C",
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          "name": "Driver slew rate",
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          "unit": "V/µs",
          "min": 30,
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          "conditions": "RL = 3 kΩ to 7 kΩ, see Figure 6",
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          "name": "Driver transition region slew rate",
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          "name": "Data rate",
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          "conditions": "One DOUT switching",
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          "name": "Receiver propagation delay time, low- to high-level output",
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