SN65C3222EPWR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn65c3222epwr",
  "title": "SN65C3222EPWR",
  "brief": "Texas Instruments Pre-ordered Chips, TSSOP-20. 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",
    "interface ics",
    "sn65c3222epwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN65C3222EPWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn65c3222e.pdf",
    "parts": {
      "symbol": "sn65c3222epwr.kicad_sym",
      "footprint": "sn65c3222epwr.kicad_mod",
      "model_3d": "sn65c3222epwr-hero.glb",
      "model_3d_plain": "sn65c3222epwr-etched.glb",
      "model_3d_step": "sn65c3222epwr-etched.step",
      "model_3d_step_plain": "sn65c3222epwr.step",
      "lbr": "sn65c3222epwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2671731",
      "digikey": "296-20995-2-ND",
      "mouser": "595-SN65C3222EPWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T00:13:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-20995-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN65C3222EPWR",
        "status": "found",
        "lifecycle": "Not Recommended for New Designs"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Receiver enable, active low; when EN is held high the receiver outputs ROUT go to high impedance (Z)."
      },
      {
        "number": "2",
        "name": "C1+",
        "type": "passive",
        "description": "Charge pump capacitor pin for the C1 flying-capacitor connection."
      },
      {
        "number": "3",
        "name": "V+",
        "type": "power_in",
        "description": "Charge pump capacitor pin for the positive-output supply node V+, which is lowered to VCC when the device is powered down."
      },
      {
        "number": "4",
        "name": "C1-",
        "type": "passive",
        "description": "Charge pump capacitor pin for the C1 flying-capacitor connection."
      },
      {
        "number": "5",
        "name": "C2+",
        "type": "passive",
        "description": "Charge pump capacitor pin for the C2 flying-capacitor connection."
      },
      {
        "number": "6",
        "name": "C2-",
        "type": "passive",
        "description": "Charge pump capacitor pin for the C2 flying-capacitor connection."
      },
      {
        "number": "7",
        "name": "V-",
        "type": "power_in",
        "description": "Charge pump capacitor pin for the negative-output supply node V-, which is raised toward GND when the device is powered down."
      },
      {
        "number": "8",
        "name": "DOUT2",
        "type": "output",
        "description": "RS-232 driver output; placed in high impedance when PWRDOWN is low, with output voltage limited to ±13.2 V (absolute maximum)."
      },
      {
        "number": "9",
        "name": "RIN2",
        "type": "input",
        "description": "RS-232 receiver input; input voltage range ±25 V with input resistance of 3 kΩ to 7 kΩ."
      },
      {
        "number": "10",
        "name": "ROUT2",
        "type": "output",
        "description": "Receiver logic output; goes to high impedance when EN is high."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "12",
        "name": "DIN2",
        "type": "input",
        "description": "Driver logic input; input voltage range is 0 V to 5.5 V, allowing 5-V logic with a 3.3-V supply."
      },
      {
        "number": "13",
        "name": "DIN1",
        "type": "input",
        "description": "Driver logic input; input voltage range is 0 V to 5.5 V, allowing 5-V logic with a 3.3-V supply."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "15",
        "name": "ROUT1",
        "type": "output",
        "description": "Receiver logic output; goes to high impedance when EN is high."
      },
      {
        "number": "16",
        "name": "RIN1",
        "type": "input",
        "description": "RS-232 receiver input; input voltage range ±25 V with input resistance of 3 kΩ to 7 kΩ."
      },
      {
        "number": "17",
        "name": "DOUT1",
        "type": "output",
        "description": "RS-232 driver output; placed in high impedance when PWRDOWN is low, with output voltage limited to ±13.2 V (absolute maximum)."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; all device voltages are referenced to network GND."
      },
      {
        "number": "19",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; recommended operating range 3 V to 5.5 V with an absolute maximum of 6 V."
      },
      {
        "number": "20",
        "name": "PWRDOWN",
        "type": "input",
        "description": "Driver disable, active low; when low the drivers go to high impedance, the charge pump is disabled, and the supply draws about 1 µA."
      }
    ],
    "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": [
          "extractor flagged: The datasheet labels these pins only as 'Charge pump capacitor pin'. They are typed passive here. V+; Page 4 notes that for the PW package of SN65C3222E a minimum 1-µF capacitor between VCC and GND is r; Some pin descriptions use limits from pages 1, 4, 5, 7 and 10 (supply range, voltage ratings, receiv"
        ],
        "pages_sent": 27,
        "cost_usd": 0.0967,
        "at": "2026-10-31T00:13:26"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn65c3222e.pdf",
        "pages": 27,
        "sha256": "6c8b65f4984be376",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn65c3222epwr-etched.step",
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        "up": "Z",
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "PW0020A",
      "source_page": 18,
      "D": {
        "nom_mm": 6.5,
        "range_mm": [
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      },
      "E1": {
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        "range_mm": [
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      "E": {
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      "e": {
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      },
      "A": {
        "nom_mm": 1.2,
        "range_mm": [
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      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "sn65c3222epwr.step",
        "verdict": "PASS",
        "reasons": [
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      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-20",
      "Category": "Interface ICs",
      "Pins": "20"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6c8b65f4984be376cd97a10cef9a1cf930bb24d27b969c6bb75981e2e026ebf3",
      "rows": [
        {
          "name": "Supply voltage, VCC = 3.3 V",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "VCC = 3.3 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage, VCC = 5 V",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": 5,
          "max": 5.5,
          "conditions": "VCC = 5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Driver and control high-level input voltage (DIN, EN, PWRDOWN)",
          "symbol": "VIH",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "VCC = 3.3 V",
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          "name": "Driver and control high-level input voltage (DIN, EN, PWRDOWN)",
          "symbol": "VIH",
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          "min": 2.4,
          "typ": null,
          "max": null,
          "conditions": "VCC = 5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Driver and control low-level input voltage (DIN, EN, PWRDOWN)",
          "symbol": "VIL",
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        {
          "name": "Driver and control input voltage (DIN, EN, PWRDOWN)",
          "symbol": "VI",
          "kind": "recommended_operating",
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          "min": 0,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Receiver input voltage",
          "symbol": "VI",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "SN65C3222E",
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          "source": "datasheet"
        },
        {
          "name": "Supply voltage range",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Positive-output supply voltage range",
          "symbol": "V+",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Negative-output supply voltage range",
          "symbol": "V-",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -7,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage difference",
          "symbol": "V+ – V–",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 13,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range, driver (EN, PWRDOWN)",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
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        },
        {
          "name": "Input voltage range, receiver",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output voltage range, driver",
          "symbol": "VO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -13.2,
          "typ": null,
          "max": 13.2,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating virtual junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current (EN, PWRDOWN)",
          "symbol": "II",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": 0.01,
          "max": 1,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.3,
          "max": 1,
          "conditions": "No load, PWRDOWN at VCC",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply current (powered off)",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 1,
          "max": 10,
          "conditions": "No load, PWRDOWN at GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 5,
          "typ": 5.4,
          "max": null,
          "conditions": "DOUT at RL = 3 kΩ to GND, DIN = GND",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": -5,
          "typ": -5.4,
          "max": null,
          "conditions": "DOUT at RL = 3 kΩ to GND, DIN = VCC",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "High-level input current",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": 0.01,
          "max": 1,
          "conditions": "VI = VCC",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Low-level input current",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": 0.01,
          "max": 1,
          "conditions": "VI at GND",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit output current",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": -60,
          "typ": 35,
          "max": 60,
          "conditions": "VCC = 3.6 V, VO = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output resistance",
          "symbol": "ro",
          "kind": "electrical",
          "unit": "Ω",
          "min": 300,
          "typ": null,
          "max": null,
          "conditions": "VCC, V+, and V– = 0 V, VO = ±2 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output leakage current",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "μA",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "PWRDOWN = GND, VCC = 3 V to 3.6 V, VO = ±12 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "IOL = 1.6 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Positive-going input threshold voltage",
          "symbol": "VIT+",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 2.4,
          "conditions": "VCC = 3.3 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Positive-going input threshold voltage",
          "symbol": "VIT+",
          "kind": "electrical",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 2.4,
          "conditions": "VCC = 5 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Negative-going input threshold voltage",
          "symbol": "VIT–",
          "kind": "electrical",
          "unit": "V",
          "min": 0.6,
          "typ": null,
          "max": 1.2,
          "conditions": "VCC = 3.3 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Negative-going input threshold voltage",
          "symbol": "VIT–",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": 1.5,
          "conditions": "VCC = 5 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input hysteresis (VIT+ – VIT–)",
          "symbol": "Vhys",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output leakage current",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "μA",
          "min": -10,
          "typ": 0.05,
          "max": 10,
          "conditions": "EN = 1",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input resistance",
          "symbol": "ri",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 3,
          "typ": 5,
          "max": 7,
          "conditions": "VI = ±3 V to ±25 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Maximum data rate",
          "symbol": "",
          "kind": "timing",
          "unit": "kbit/s",
          "min": 250,
          "typ": null,
          "max": null,
          "conditions": "RL = 3 kΩ, One DOUT switching, CL = 1000 pF",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum data rate",
          "symbol": "",
          "kind": "timing",
          "unit": "kbit/s",
          "min": 1000,
          "typ": null,
          "max": null,
          "conditions": "CL = 250 pF, VCC = 3 V to 4.5 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Pulse skew",
          "symbol": "tsk(p)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "CL = 150 pF to 2500 pF, RL = 3 kΩ to 7 kΩ",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Slew rate, transition region",
          "symbol": "SR(tr)",
          "kind": "timing",
          "unit": "V/μs",
          "min": 8,
          "typ": null,
          "max": 90,
          "conditions": "RL = 7 kΩ, CL = 150 pF to 1000 pF",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Slew rate, transition region",
          "symbol": "SR(tr)",
          "kind": "timing",
          "unit": "V/μs",
          "min": 12,
          "typ": null,
          "max": 60,
          "conditions": "RL = 3 kΩ, CL = 1000 pF",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Slew rate, transition region",
          "symbol": "SR(tr)",
          "kind": "timing",
          "unit": "V/μs",
          "min": 24,
          "typ": null,
          "max": 150,
          "conditions": "RL = 3 kΩ, CL = 150 pF to 250 pF",
          "source_page": 6,
          "source": "datasheet"
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