TUSB8041IPAPRQ1

{
  "slug": "tusb8041ipaprq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments USB Converters, TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "tusb8041ipaprq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tusb8041ipaprq1.kicad_sym",
    "tusb8041ipaprq1.kicad_mod",
    "tusb8041ipaprq1.glb",
    "tusb8041ipaprq1.step",
    "tusb8041ipaprq1.lbr",
    "docs/hero.png",
    "docs/tusb8041ipaprq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tusb8041ipaprq1-hero.glb",
    "tusb8041ipaprq1-hero.overlay.json"
  ],
  "component": {
    "mpn": "TUSB8041IPAPRQ1",
    "manufacturer": "Texas Instruments",
    "package": "TQFP-64(10x10)",
    "pin_count": 64,
    "category": "Interface",
    "subcategory": "USB Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tusb8041-q1",
    "parts": {
      "symbol": "tusb8041ipaprq1.kicad_sym",
      "footprint": "tusb8041ipaprq1.kicad_mod",
      "model_3d": "tusb8041ipaprq1-hero.glb",
      "model_3d_plain": "tusb8041ipaprq1.glb",
      "model_3d_step": "tusb8041ipaprq1-etched.step",
      "model_3d_step_plain": "tusb8041ipaprq1.step",
      "lbr": "tusb8041ipaprq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2678037",
      "digikey": "296-41026-2-ND",
      "mouser": "595-TUSB8041IPAPRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T23:07:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-41026-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TUSB8041IPAPRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PWRCTL3/BATEN3",
        "type": "bidirectional",
        "description": "USB Port 3 power on control for downstream power/battery charging enable; the value sampled at reset de-assertion sets Port 3 battery charging support (0 = not supported, 1 = supported)."
      },
      {
        "number": "2",
        "name": "VDD33",
        "type": "power_in",
        "description": "3.3-V power rail; recommended supply 3 V to 3.6 V (3.3 V nominal)."
      },
      {
        "number": "3",
        "name": "PWRCTL2/BATEN2",
        "type": "bidirectional",
        "description": "USB Port 2 power on control for downstream power/battery charging enable; the value sampled at reset de-assertion sets Port 2 battery charging support (0 = not supported, 1 = supported)."
      },
      {
        "number": "4",
        "name": "PWRCTL1/BATEN1",
        "type": "bidirectional",
        "description": "USB Port 1 power on control for downstream power/battery charging enable; the value sampled at reset de-assertion sets Port 1 battery charging support (0 = not supported, 1 = supported)."
      },
      {
        "number": "5",
        "name": "SDA/SMBDAT",
        "type": "bidirectional",
        "description": "I2C data (serial data for an I2C EEPROM when SMBUSz = 1) or SMBus data (for an SMBus host when SMBUSz = 0); may be left unconnected if the external interface is not implemented."
      },
      {
        "number": "6",
        "name": "SCL/SMBCLK",
        "type": "bidirectional",
        "description": "I2C clock (serial clock for an I2C EEPROM when SMBUSz = 1) or SMBus clock (for an SMBus host when SMBUSz = 0); may be left unconnected if the external interface is not implemented."
      },
      {
        "number": "7",
        "name": "SMBUSz/SS_SUSPEND",
        "type": "bidirectional",
        "description": "I2C/SMBus mode select sampled at reset (1 = I2C mode, 0 = SMBus mode); after reset it indicates the SuperSpeed USB suspend status of the upstream port when enabled (1 = suspended)."
      },
      {
        "number": "8",
        "name": "FULLPWRMGMTz/SMBA1/SS_UP",
        "type": "bidirectional",
        "description": "Full power management enable sampled at reset (0 = power switching and over-current inputs supported, 1 = not supported); SMBus address bit 1 in SMBus mode; after reset it indicates SuperSpeed upstream connection status when enabled. Power switching must be supported for battery charging applications."
      },
      {
        "number": "9",
        "name": "PWRCTL_POL",
        "type": "bidirectional",
        "description": "Power control polarity sampled at reset de-assertion to set the polarity of PWRCTL[4:1] (0 = active low, 1 = active high)."
      },
      {
        "number": "10",
        "name": "GANGED/SMBA2/HS_UP",
        "type": "bidirectional",
        "description": "Ganged operation enable sampled at reset (0 = individual power control, 1 = power control gangs) when power switching is enabled; SMBus address bit 2 in SMBus mode; after reset it indicates the high-speed upstream connection status when enabled. Individual power control must be enabled for battery charging applications."
      },
      {
        "number": "11",
        "name": "OVERCUR4z",
        "type": "input",
        "description": "USB Port 4 over-current detection input from the downstream port power switch (0 = over-current event has occurred); may be left unconnected if power management is not implemented."
      },
      {
        "number": "12",
        "name": "OVERCUR3z",
        "type": "input",
        "description": "USB Port 3 over-current detection input from the downstream port power switch (0 = over-current event has occurred); may be left unconnected if power management is not implemented."
      },
      {
        "number": "13",
        "name": "AUTOENz/HS_SUSPEND",
        "type": "bidirectional",
        "description": "Automatic charge mode enable sampled at reset (0 = automatic mode enabled on battery-charging ports when the hub is unconnected, 1 = disabled); after reset it indicates the high-speed upstream suspend status when enabled."
      },
      {
        "number": "14",
        "name": "OVERCUR1z",
        "type": "input",
        "description": "USB Port 1 over-current detection input from the downstream port power switch (0 = over-current event has occurred); may be left unconnected if power management is not implemented."
      },
      {
        "number": "15",
        "name": "OVERCUR2z",
        "type": "input",
        "description": "USB Port 2 over-current detection input from the downstream port power switch (0 = over-current event has occurred); may be left unconnected if power management is not implemented."
      },
      {
        "number": "16",
        "name": "USB_VBUS",
        "type": "input",
        "description": "USB upstream port VBUS detection; must connect to VBUS through a 90.9 kΩ ±1% resistor and to ground through a 10 kΩ ±1% resistor (voltage divider), with 0 V to 1.155 V at the pad."
      },
      {
        "number": "17",
        "name": "TEST",
        "type": "input",
        "description": "Reserved for factory test."
      },
      {
        "number": "18",
        "name": "GRSTz",
        "type": "input",
        "description": "Global power reset that returns all internal registers to default states; when asserted the device is completely nonfunctional."
      },
      {
        "number": "19",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1-V power rail; recommended supply 0.99 V to 1.26 V (1.1 V nominal)."
      },
      {
        "number": "20",
        "name": "VDD33",
        "type": "power_in",
        "description": "3.3-V power rail; recommended supply 3 V to 3.6 V (3.3 V nominal)."
      },
      {
        "number": "21",
        "name": "USB_DP_UP",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (positive) for the upstream port."
      },
      {
        "number": "22",
        "name": "USB_DM_UP",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (negative) for the upstream port."
      },
      {
        "number": "23",
        "name": "USB_SSTXP_UP",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (positive) for the upstream port."
      },
      {
        "number": "24",
        "name": "USB_SSTXM_UP",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (negative) for the upstream port."
      },
      {
        "number": "25",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1-V power rail; recommended supply 0.99 V to 1.26 V (1.1 V nominal)."
      },
      {
        "number": "26",
        "name": "USB_SSRXP_UP",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (positive) for the upstream port."
      },
      {
        "number": "27",
        "name": "USB_SSRXM_UP",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (negative) for the upstream port."
      },
      {
        "number": "28",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; leave floating."
      },
      {
        "number": "29",
        "name": "XO",
        "type": "output",
        "description": "Crystal output for the internal oscillator; may be left unconnected if XI is driven by an external oscillator, and a 1-MΩ feedback resistor is required between XI and XO when using a crystal."
      },
      {
        "number": "30",
        "name": "XI",
        "type": "input",
        "description": "Crystal input for the internal oscillator, which may alternately be driven by an external oscillator; a 1-MΩ feedback resistor is required between XI and XO when using a crystal (single 24-MHz clock input per the features list)."
      },
      {
        "number": "31",
        "name": "VDD33",
        "type": "power_in",
        "description": "3.3-V power rail; recommended supply 3 V to 3.6 V (3.3 V nominal)."
      },
      {
        "number": "32",
        "name": "USB_R1",
        "type": "input",
        "description": "Precision resistor reference; a 9.53-kΩ ±1% resistor should be connected between USB_R1 and GND."
      },
      {
        "number": "33",
        "name": "USB_DP_DN1",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (positive) for downstream Port 1."
      },
      {
        "number": "34",
        "name": "USB_DM_DN1",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (negative) for downstream Port 1."
      },
      {
        "number": "35",
        "name": "USB_SSTXP_DN1",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (positive) for downstream Port 1."
      },
      {
        "number": "36",
        "name": "USB_SSTXM_DN1",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (negative) for downstream Port 1."
      },
      {
        "number": "37",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1-V power rail; recommended supply 0.99 V to 1.26 V (1.1 V nominal)."
      },
      {
        "number": "38",
        "name": "USB_SSRXP_DN1",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (positive) for downstream Port 1."
      },
      {
        "number": "39",
        "name": "USB_SSRXM_DN1",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (negative) for downstream Port 1."
      },
      {
        "number": "40",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; leave floating."
      },
      {
        "number": "41",
        "name": "USB_DP_DN2",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (positive) for downstream Port 2."
      },
      {
        "number": "42",
        "name": "USB_DM_DN2",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (negative) for downstream Port 2."
      },
      {
        "number": "43",
        "name": "USB_SSTXP_DN2",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (positive) for downstream Port 2."
      },
      {
        "number": "44",
        "name": "USB_SSTXM_DN2",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (negative) for downstream Port 2."
      },
      {
        "number": "45",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1-V power rail; recommended supply 0.99 V to 1.26 V (1.1 V nominal)."
      },
      {
        "number": "46",
        "name": "USB_SSRXP_DN2",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (positive) for downstream Port 2."
      },
      {
        "number": "47",
        "name": "USB_SSRXM_DN2",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (negative) for downstream Port 2."
      },
      {
        "number": "48",
        "name": "VDD33",
        "type": "power_in",
        "description": "3.3-V power rail; recommended supply 3 V to 3.6 V (3.3 V nominal)."
      },
      {
        "number": "49",
        "name": "USB_DP_DN3",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (positive) for downstream Port 3."
      },
      {
        "number": "50",
        "name": "USB_DM_DN3",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (negative) for downstream Port 3."
      },
      {
        "number": "51",
        "name": "USB_SSTXP_DN3",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (positive) for downstream Port 3."
      },
      {
        "number": "52",
        "name": "USB_SSTXM_DN3",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (negative) for downstream Port 3."
      },
      {
        "number": "53",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1-V power rail; recommended supply 0.99 V to 1.26 V (1.1 V nominal)."
      },
      {
        "number": "54",
        "name": "USB_SSRXP_DN3",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (positive) for downstream Port 3."
      },
      {
        "number": "55",
        "name": "USB_SSRXM_DN3",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (negative) for downstream Port 3."
      },
      {
        "number": "56",
        "name": "USB_DP_DN4",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (positive) for downstream Port 4."
      },
      {
        "number": "57",
        "name": "USB_DM_DN4",
        "type": "bidirectional",
        "description": "USB high-speed differential transceiver (negative) for downstream Port 4."
      },
      {
        "number": "58",
        "name": "USB_SSTXP_DN4",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (positive) for downstream Port 4."
      },
      {
        "number": "59",
        "name": "USB_SSTXM_DN4",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair (negative) for downstream Port 4."
      },
      {
        "number": "60",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1-V power rail; recommended supply 0.99 V to 1.26 V (1.1 V nominal)."
      },
      {
        "number": "61",
        "name": "USB_SSRXP_DN4",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (positive) for downstream Port 4."
      },
      {
        "number": "62",
        "name": "USB_SSRXM_DN4",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair (negative) for downstream Port 4."
      },
      {
        "number": "63",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1-V power rail; recommended supply 0.99 V to 1.26 V (1.1 V nominal)."
      },
      {
        "number": "64",
        "name": "PWRCTL4/BATEN4",
        "type": "bidirectional",
        "description": "USB Port 4 power on control for downstream power/battery charging enable; the value sampled at reset de-assertion sets Port 4 battery charging support (0 = not supported, 1 = supported)."
      }
    ],
    "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 exposed thermal pad is not a numbered pin on the package. It is listed as VSS THERMAL PAD and is; Pin types are mapped to KiCad ERC classes from the datasheet's I/O columns. The datasheet gives I/O,; The datasheet does not explicitly state the active level of GRSTz. Its description only says that as",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 17,
        "cost_usd": 0.1457,
        "at": "2026-10-08T23:06:12"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tusb8041-q1",
        "pages": 50,
        "sha256": "28023494da9dcbf2",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tusb8041ipaprq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "60567e81b0770b6c519104183a7a05ba52dddc11146b5fbe21434fbb5801696c",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tusb8041ipaprq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7f6f9fa7f2bcf7a3fee877446e11cc1cc1c48f5b3b7327ad784f9464e7f1a96b",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}