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Ray Set visibility: public 2047208 7h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tcal6408pwr",
  "title": "TCAL6408PWR",
  "brief": "Texas Instruments I/O Expanders, TSSOP-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",
    "interface",
    "tcal6408pwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TCAL6408PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "I/O Expanders",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tcal6408.pdf",
    "parts": {
      "symbol": "tcal6408pwr.kicad_sym",
      "footprint": "tcal6408pwr.kicad_mod",
      "model_3d": "tcal6408pwr-hero.glb",
      "model_3d_plain": "tcal6408pwr-etched.glb",
      "model_3d_step": "tcal6408pwr-etched.step",
      "model_3d_step_plain": "tcal6408pwr.step",
      "lbr": "tcal6408pwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C35005483",
      "digikey": "296-TCAL6408PWRTR-ND",
      "mouser": "595-TCAL6408PWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T17:25:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TCAL6408PWRTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TCAL6408PWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCCI",
        "type": "power_in",
        "description": "Supply voltage of the I2C bus; connect directly to the supply voltage of the external I2C controller."
      },
      {
        "number": "2",
        "name": "ADDR",
        "type": "input",
        "description": "Address input; connect directly to VCCP or ground."
      },
      {
        "number": "3",
        "name": "RESET",
        "type": "input",
        "description": "Active-low reset input; connect to VCCI through a pull-up resistor if no active connection is used."
      },
      {
        "number": "4",
        "name": "P0",
        "type": "bidirectional",
        "description": "P-port input/output (push-pull design structure); at power on, P0 is configured as an input."
      },
      {
        "number": "5",
        "name": "P1",
        "type": "bidirectional",
        "description": "P-port input/output (push-pull design structure); at power on, P1 is configured as an input."
      },
      {
        "number": "6",
        "name": "P2",
        "type": "bidirectional",
        "description": "P-port input/output (push-pull design structure); at power on, P2 is configured as an input."
      },
      {
        "number": "7",
        "name": "P3",
        "type": "bidirectional",
        "description": "P-port input/output (push-pull design structure); at power on, P3 is configured as an input."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "9",
        "name": "P4",
        "type": "bidirectional",
        "description": "P-port input/output (push-pull design structure); at power on, P4 is configured as an input."
      },
      {
        "number": "10",
        "name": "P5",
        "type": "bidirectional",
        "description": "P-port input/output (push-pull design structure); at power on, P5 is configured as an input."
      },
      {
        "number": "11",
        "name": "P6",
        "type": "bidirectional",
        "description": "P-port input/output (push-pull design structure); at power on, P6 is configured as an input."
      },
      {
        "number": "12",
        "name": "P7",
        "type": "bidirectional",
        "description": "P-port input/output (push-pull design structure); at power on, P7 is configured as an input."
      },
      {
        "number": "13",
        "name": "INT",
        "type": "output",
        "description": "Interrupt output; connect to VCCI or VCCP through a pull-up resistor."
      },
      {
        "number": "14",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock bus; connect to VCCI through a pull-up resistor."
      },
      {
        "number": "15",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial data bus; connect to VCCI through a pull-up resistor."
      },
      {
        "number": "16",
        "name": "VCCP",
        "type": "power_in",
        "description": "Supply voltage of the TCAL6408 for the P-ports."
      }
    ],
    "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: Package mapping: the package addendum (page 39) lists TCAL6408PWR as TSSOP (PW), 16 pins, so the PW ; KiCad ERC types were assigned by me, not stated in the datasheet: the table gives I, O, I/O and P. V"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0455,
        "at": "2026-10-20T17:23:22"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tcal6408.pdf",
        "pages": 53,
        "sha256": "44125e1eb0b8d950",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tcal6408pwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tcal6408pwr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "deb0d3c944c442e54620040256634b5ac185a5773289a8a044577a930ba5e837",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-16",
      "Category": "Interface",
      "Pins": "16"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "44125e1eb0b8d95037762af2ec8fde3ac77a2c602e22342d1854f798c5b80332",
      "rows": [
        {
          "name": "Supply voltage (VCCI, VCCP)",
          "symbol": "VCCI, VCCP",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
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        },
        {
          "name": "Input clamp current",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": null,
          "conditions": "VI < 0",
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          "source": "datasheet"
        },
        {
          "name": "Output clamp current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": null,
          "conditions": "VO < 0",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input-output clamp current, P port",
          "symbol": "IIOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VO < 0 or VO > VCCP",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input-output clamp current, SDA",
          "symbol": "IIOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VO < 0 or VO > VCCI",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Continuous output low current, P port",
          "symbol": "IOL",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VO = 0 to VCCP",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Continuous output low current, SDA",
          "symbol": "IOL",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "VO = 0 to VCCI",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Continuous output high current, P port",
          "symbol": "IOH",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -50,
          "typ": null,
          "max": null,
          "conditions": "VO = 0 to VCCP",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Continuous current through GND",
          "symbol": "ICC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -200,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Continuous current through VCCP",
          "symbol": "ICC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Continuous current through VCCI",
          "symbol": "ICC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 130,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (VCCI, VCCP)",
          "symbol": "VCCI, VCCP",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.08,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage, SCL, SDA, RESET",
          "symbol": "VIH",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage, P0-P7, ADDR",
          "symbol": "VIH",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage, SCL, SDA, RESET",
          "symbol": "VIL",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage, P0-P7, ADDR",
          "symbol": "VIL",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output current, P0-P7",
          "symbol": "IOH",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output current, P0-P7",
          "symbol": "IOL",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "VOL ≤ 0.3 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ambient temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input diode clamp voltage",
          "symbol": "VIK",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.2,
          "conditions": "II = –18 mA; VCCP 1.08 V to 3.6 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Power-on reset voltage, VCC rising",
          "symbol": "VPORR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.85,
          "max": 1,
          "conditions": "VI = VCC or GND, IO = 0",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Power-on reset voltage, VCC falling",
          "symbol": "VPORF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.6,
          "max": 0.75,
          "conditions": "VI = VCC or GND, IO = 0",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port high-level output voltage, VCCP = 1.08 V",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": null,
          "conditions": "IOH = –8 mA; CC-XX = 11b",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port high-level output voltage, VCCP = 1.65 V",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
          "max": null,
          "conditions": "IOH = –8 mA; CC-XX = 11b",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port high-level output voltage, VCCP = 2.3 V",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.1,
          "typ": null,
          "max": null,
          "conditions": "IOH = –8 mA; CC-XX = 11b",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port high-level output voltage, VCCP = 3 V",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.8,
          "typ": null,
          "max": null,
          "conditions": "IOH = –8 mA; CC-XX = 11b",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port high-level output voltage, VCCP = 1.08 V",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.75,
          "typ": null,
          "max": null,
          "conditions": "IOH = –2.5 mA (CC-XX 00b), –5 mA (01b), –7.5 mA (10b), –10 mA (11b)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port low-level output voltage, VCCP = 1.08 V",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "IOL = 8 mA; CC-XX = 11b",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port low-level output voltage, VCCP = 1.65 V",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.15,
          "conditions": "IOL = 8 mA; CC-XX = 11b",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port low-level output voltage, VCCP = 2.3 V",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "IOL = 8 mA; CC-XX = 11b",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port low-level output voltage, VCCP = 3.0 V",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "IOL = 8 mA; CC-XX = 11b",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "P-port low-level output voltage, VCCP = 1.08 V",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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