MAX3318EIPWR

{
  "slug": "max3318eipwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RS232 ICs, TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "max3318eipwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "max3318eipwr.kicad_sym",
    "max3318eipwr.kicad_mod",
    "max3318eipwr.glb",
    "max3318eipwr.step",
    "max3318eipwr.lbr",
    "docs/hero.png",
    "docs/max3318eipwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "max3318eipwr-hero.glb",
    "max3318eipwr-hero.overlay.json",
    "max3318eipwr-etched.glb"
  ],
  "component": {
    "mpn": "MAX3318EIPWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Interface ICs",
    "subcategory": "RS232 ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/max3318ei.pdf",
    "parts": {
      "symbol": "max3318eipwr.kicad_sym",
      "footprint": "max3318eipwr.kicad_mod",
      "model_3d": "max3318eipwr-hero.glb",
      "model_3d_plain": "max3318eipwr-etched.glb",
      "model_3d_step": "max3318eipwr-etched.step",
      "model_3d_step_plain": "max3318eipwr.step",
      "lbr": "max3318eipwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2671388",
      "digikey": "296-19847-2-ND",
      "mouser": "595-MAX3318EIPWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T22:49:23Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-19847-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-MAX3318EIPWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "READY",
        "type": "output",
        "description": "Ready to transmit output, active high; READY goes high when V- falls below -3.5 V and the device is ready to transmit."
      },
      {
        "number": "2",
        "name": "C1+",
        "type": "passive",
        "description": "Positive voltage-doubler charge-pump capacitor terminal."
      },
      {
        "number": "3",
        "name": "V+",
        "type": "power_out",
        "description": "2 × VCC generated by the charge pump."
      },
      {
        "number": "4",
        "name": "C1−",
        "type": "passive",
        "description": "Negative voltage-doubler charge-pump capacitor terminal."
      },
      {
        "number": "5",
        "name": "C2+",
        "type": "passive",
        "description": "Positive inverting charge-pump capacitor terminal."
      },
      {
        "number": "6",
        "name": "C2−",
        "type": "passive",
        "description": "Negative inverting charge-pump capacitor terminal."
      },
      {
        "number": "7",
        "name": "V−",
        "type": "power_out",
        "description": "-2 × VCC generated by the charge pump."
      },
      {
        "number": "8",
        "name": "DOUT2",
        "type": "output",
        "description": "RS-232 driver output 2; DOUT to GND is limited to ±13.2 V and the output is short-circuit protected for continuous duration to GND."
      },
      {
        "number": "9",
        "name": "RIN2",
        "type": "input",
        "description": "RS-232 receiver input 2; receiver input voltage range is -25 V to 25 V."
      },
      {
        "number": "10",
        "name": "ROUT2",
        "type": "output",
        "description": "CMOS receiver output 2."
      },
      {
        "number": "11",
        "name": "INVALID",
        "type": "output",
        "description": "Valid signal detector output, active low; a logic high indicates a valid RS-232 level is present on a receiver input."
      },
      {
        "number": "12",
        "name": "DIN2",
        "type": "input",
        "description": "CMOS driver input 2; high-level input must be at least 0.7 × VCC and low-level input at most 0.3 × VCC for VCC = 2.5 V to 3 V."
      },
      {
        "number": "13",
        "name": "DIN1",
        "type": "input",
        "description": "CMOS driver input 1; high-level input must be at least 0.7 × VCC and low-level input at most 0.3 × VCC for VCC = 2.5 V to 3 V."
      },
      {
        "number": "14",
        "name": "FORCEON",
        "type": "input",
        "description": "Force-on input, active high; drive high to override auto power down, keeping transmitters on (FORCEOFF must be high)."
      },
      {
        "number": "15",
        "name": "ROUT1",
        "type": "output",
        "description": "CMOS receiver output 1."
      },
      {
        "number": "16",
        "name": "RIN1",
        "type": "input",
        "description": "RS-232 receiver input 1; receiver input voltage range is -25 V to 25 V."
      },
      {
        "number": "17",
        "name": "DOUT1",
        "type": "output",
        "description": "RS-232 driver output 1; DOUT to GND is limited to ±13.2 V and the output is short-circuit protected for continuous duration to GND."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "19",
        "name": "VCC",
        "type": "power_in",
        "description": "Single-supply voltage of 2.25 V to 3 V."
      },
      {
        "number": "20",
        "name": "FORCEOFF",
        "type": "input",
        "description": "Force-off input, active low; drive low to power down transmitters and charge pump, overriding auto power down and FORCEON."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 20,
        "cost_usd": 0.0289,
        "at": "2026-10-30T22:49:13"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/max3318ei.pdf",
        "pages": 20,
        "sha256": "e01510f9142cd841",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-30",
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      },
      {
        "file": "max3318eipwr-etched.step",
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        "checked": "2026-10-30",
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  }
}