TUSB8042ARGCT

{
  "slug": "tusb8042argct",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments USB Converters, QFN-64-EP(9x9). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "tusb8042argct",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tusb8042argct.kicad_sym",
    "tusb8042argct.kicad_mod",
    "tusb8042argct.glb",
    "tusb8042argct.step",
    "tusb8042argct.lbr",
    "docs/hero.png",
    "docs/tusb8042argct-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tusb8042argct-hero.glb",
    "tusb8042argct-hero.overlay.json"
  ],
  "component": {
    "mpn": "TUSB8042ARGCT",
    "manufacturer": "Texas Instruments",
    "package": "QFN-64-EP(9x9)",
    "pin_count": 65,
    "category": "Interface",
    "subcategory": "USB Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tusb8042a",
    "parts": {
      "symbol": "tusb8042argct.kicad_sym",
      "footprint": "tusb8042argct.kicad_mod",
      "model_3d": "tusb8042argct-hero.glb",
      "model_3d_plain": "tusb8042argct.glb",
      "model_3d_step": "tusb8042argct-etched.step",
      "model_3d_step_plain": "tusb8042argct.step",
      "lbr": "tusb8042argct.lbr"
    },
    "distributor_links": {
      "lcsc": "C2678051",
      "digikey": "296-TUSB8042ARGTR-ND",
      "mouser": "595-TUSB8042ARGCT"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T03:39:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TUSB8042ARGTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TUSB8042ARGCT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "USB_DP_DN1",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, positive side, for downstream port 1."
      },
      {
        "number": "2",
        "name": "USB_DM_DN1",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, negative side, for downstream port 1."
      },
      {
        "number": "3",
        "name": "USB_SSTXP_DN1",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, positive side, for downstream port 1."
      },
      {
        "number": "4",
        "name": "USB_SSTXM_DN1",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, negative side, for downstream port 1."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1 V core supply rail (recommended 0.99 V to 1.26 V, nominal 1.1 V); VDD and VDD33 are to be implemented as a single power plane."
      },
      {
        "number": "6",
        "name": "USB_SSRXP_DN1",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, positive side, for downstream port 1."
      },
      {
        "number": "7",
        "name": "USB_SSRXM_DN1",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, negative side, for downstream port 1."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1 V core supply rail (recommended 0.99 V to 1.26 V, nominal 1.1 V)."
      },
      {
        "number": "9",
        "name": "USB_DP_DN2",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, positive side, for downstream port 2."
      },
      {
        "number": "10",
        "name": "USB_DM_DN2",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, negative side, for downstream port 2."
      },
      {
        "number": "11",
        "name": "USB_SSTXP_DN2",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, positive side, for downstream port 2."
      },
      {
        "number": "12",
        "name": "USB_SSTXM_DN2",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, negative side, for downstream port 2."
      },
      {
        "number": "13",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1 V core supply rail (recommended 0.99 V to 1.26 V, nominal 1.1 V)."
      },
      {
        "number": "14",
        "name": "USB_SSRXP_DN2",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, positive side, for downstream port 2."
      },
      {
        "number": "15",
        "name": "USB_SSRXM_DN2",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, negative side, for downstream port 2."
      },
      {
        "number": "16",
        "name": "VDD33",
        "type": "power_in",
        "description": "3.3 V I/O supply rail (recommended 3.0 V to 3.6 V, nominal 3.3 V)."
      },
      {
        "number": "17",
        "name": "USB_DP_DN3",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, positive side, for downstream port 3."
      },
      {
        "number": "18",
        "name": "USB_DM_DN3",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, negative side, for downstream port 3."
      },
      {
        "number": "19",
        "name": "USB_SSTXP_DN3",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, positive side, for downstream port 3."
      },
      {
        "number": "20",
        "name": "USB_SSTXM_DN3",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, negative side, for downstream port 3."
      },
      {
        "number": "21",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1 V core supply rail (recommended 0.99 V to 1.26 V, nominal 1.1 V)."
      },
      {
        "number": "22",
        "name": "USB_SSRXP_DN3",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, positive side, for downstream port 3."
      },
      {
        "number": "23",
        "name": "USB_SSRXM_DN3",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, negative side, for downstream port 3."
      },
      {
        "number": "24",
        "name": "USB_DP_DN4",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, positive side, for downstream port 4."
      },
      {
        "number": "25",
        "name": "USB_DM_DN4",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, negative side, for downstream port 4."
      },
      {
        "number": "26",
        "name": "USB_SSTXP_DN4",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, positive side, for downstream port 4."
      },
      {
        "number": "27",
        "name": "USB_SSTXM_DN4",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, negative side, for downstream port 4."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1 V core supply rail (recommended 0.99 V to 1.26 V, nominal 1.1 V)."
      },
      {
        "number": "29",
        "name": "USB_SSRXP_DN4",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, positive side, for downstream port 4."
      },
      {
        "number": "30",
        "name": "USB_SSRXM_DN4",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, negative side, for downstream port 4."
      },
      {
        "number": "31",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1 V core supply rail (recommended 0.99 V to 1.26 V, nominal 1.1 V)."
      },
      {
        "number": "32",
        "name": "PWRCTL4/BATEN4",
        "type": "bidirectional",
        "description": "Port 4 power-control output for the downstream VBUS power switch; sampled at reset release to set port 4 battery-charging support (0 = not supported, 1 = supported)."
      },
      {
        "number": "33",
        "name": "PWRCTL3/BATEN3",
        "type": "bidirectional",
        "description": "Port 3 power-control output for the downstream VBUS power switch; sampled at reset release to set port 3 battery-charging support (0 = not supported, 1 = supported)."
      },
      {
        "number": "34",
        "name": "VDD33",
        "type": "power_in",
        "description": "3.3 V I/O supply rail (recommended 3.0 V to 3.6 V, nominal 3.3 V)."
      },
      {
        "number": "35",
        "name": "PWRCTL2/BATEN2",
        "type": "bidirectional",
        "description": "Port 2 power-control output for the downstream VBUS power switch; sampled at reset release to set port 2 battery-charging support (0 = not supported, 1 = supported)."
      },
      {
        "number": "36",
        "name": "PWRCTL1/BATEN1",
        "type": "bidirectional",
        "description": "Port 1 power-control output for the downstream VBUS power switch; sampled at reset release to set port 1 battery-charging support (0 = not supported, 1 = supported)."
      },
      {
        "number": "37",
        "name": "SDA/SMBDAT",
        "type": "bidirectional",
        "description": "I2C data for the EEPROM interface 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": "38",
        "name": "SCL/SMBCLK",
        "type": "bidirectional",
        "description": "I2C clock for the EEPROM interface 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": "39",
        "name": "SMBUSz/SS_SUSPEND",
        "type": "bidirectional",
        "description": "Sampled at reset release to select I2C mode (1) or SMBus mode (0); after reset, indicates upstream SuperSpeed suspend state when stsOutputEn is enabled, where 1 means suspended."
      },
      {
        "number": "40",
        "name": "FULLPWRMGMTz/SMBA1/SS_UP",
        "type": "bidirectional",
        "description": "Sampled at reset release to enable full power management (0 = power-switch and overcurrent inputs supported, 1 = not supported); also SMBus address bit 1 in SMBus mode and upstream SuperSpeed connection status after reset."
      },
      {
        "number": "41",
        "name": "PWRCTL_POL",
        "type": "bidirectional",
        "description": "Sampled at reset release to set the PWRCTL[4:1] polarity (0 = active low, 1 = active high)."
      },
      {
        "number": "42",
        "name": "GANGED/SMBA2/HS_UP",
        "type": "bidirectional",
        "description": "Sampled at reset release to select individual (0) or ganged (1) power-switch control; also SMBus address bit 2 in SMBus mode and upstream high-speed connection status after reset."
      },
      {
        "number": "43",
        "name": "OVERCUR4z",
        "type": "input",
        "description": "Port 4 overcurrent input from the downstream power switch; 0 = overcurrent event occurred, 1 = no overcurrent event."
      },
      {
        "number": "44",
        "name": "OVERCUR3z",
        "type": "input",
        "description": "Port 3 overcurrent input from the downstream power switch; 0 = overcurrent event occurred, 1 = no overcurrent event."
      },
      {
        "number": "45",
        "name": "AUTOENz/HS_SUSPEND",
        "type": "bidirectional",
        "description": "Sampled at reset release to enable automatic charging mode (0 = enabled on battery-charging ports when hub is not connected, 1 = disabled); after reset, indicates upstream high-speed suspend state when stsOutputEn is enabled."
      },
      {
        "number": "46",
        "name": "OVERCUR1z",
        "type": "input",
        "description": "Port 1 overcurrent input from the downstream power switch; 0 = overcurrent event occurred, 1 = no overcurrent event."
      },
      {
        "number": "47",
        "name": "OVERCUR2z",
        "type": "input",
        "description": "Port 2 overcurrent input from the downstream power switch; 0 = overcurrent event occurred, 1 = no overcurrent event."
      },
      {
        "number": "48",
        "name": "USB_VBUS",
        "type": "input",
        "description": "Upstream port VBUS monitor input, which must be connected to VBUS through a 90.9 kΩ ±1% resistor and to ground through a 10 kΩ ±1% resistor; voltage at this terminal is 0 to 1.155 V."
      },
      {
        "number": "49",
        "name": "TEST",
        "type": "input",
        "description": "Reserved for factory test; in normal operation it requires an external resistor on the PCB to ground, with 10 kΩ or larger recommended."
      },
      {
        "number": "50",
        "name": "GRSTz",
        "type": "input",
        "description": "Global power reset that restores all internal registers to default; the device is completely nonfunctional while asserted, and reset must last at least 3 ms from supplies being in range to release."
      },
      {
        "number": "51",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1 V core supply rail (recommended 0.99 V to 1.26 V, nominal 1.1 V)."
      },
      {
        "number": "52",
        "name": "VDD33",
        "type": "power_in",
        "description": "3.3 V I/O supply rail (recommended 3.0 V to 3.6 V, nominal 3.3 V)."
      },
      {
        "number": "53",
        "name": "USB_DP_UP",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, positive side, for the upstream port."
      },
      {
        "number": "54",
        "name": "USB_DM_UP",
        "type": "bidirectional",
        "description": "USB 2.0 high-speed differential transceiver, negative side, for the upstream port."
      },
      {
        "number": "55",
        "name": "USB_SSTXP_UP",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, positive side, for the upstream port."
      },
      {
        "number": "56",
        "name": "USB_SSTXM_UP",
        "type": "output",
        "description": "USB SuperSpeed transmitter differential pair, negative side, for the upstream port."
      },
      {
        "number": "57",
        "name": "VDD",
        "type": "power_in",
        "description": "1.1 V core supply rail (recommended 0.99 V to 1.26 V, nominal 1.1 V)."
      },
      {
        "number": "58",
        "name": "USB_SSRXP_UP",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, positive side, for the upstream port."
      },
      {
        "number": "59",
        "name": "USB_SSRXM_UP",
        "type": "input",
        "description": "USB SuperSpeed receiver differential pair, negative side, for the upstream port."
      },
      {
        "number": "60",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; leave floating."
      },
      {
        "number": "61",
        "name": "XO",
        "type": "output",
        "description": "Crystal output of 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 a crystal is used."
      },
      {
        "number": "62",
        "name": "XI",
        "type": "input",
        "description": "Crystal input of the internal oscillator, which may alternatively be driven by an external oscillator output; a 1 MΩ feedback resistor is required between XI and XO when a crystal is used."
      },
      {
        "number": "63",
        "name": "VDD33",
        "type": "power_in",
        "description": "3.3 V I/O supply rail (recommended 3.0 V to 3.6 V, nominal 3.3 V)."
      },
      {
        "number": "64",
        "name": "USB_R1",
        "type": "input",
        "description": "Precision resistor reference; a 9.53 kΩ ±1% resistor must be connected between USB_R1 and GND."
      },
      {
        "number": "65",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 listed as VSS on page 9 but has no printed pin number; it is labeled 'EP'; Pin 60 is printed as NC (not connected) in the pin table; type set to unconnected.; Pin functions are given in Chinese in the source; descriptions here are English translations of the ",
          "exposed pad 65 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint",
          "1/65 pins cited to the wrong page (name found elsewhere): ['49:TEST@p9']"
        ],
        "pages_sent": 46,
        "cost_usd": 0.2763,
        "at": "2026-10-08T03:38:49"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tusb8042a",
        "pages": 64,
        "sha256": "02efcabe88f32138",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 65,
        "described": 65,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tusb8042argct.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          9.0,
          0.75
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dce07a86ec3fe3ca87eebdff13827f55e036ced5518fee01f85cec4a3f56366d",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tusb8042argct-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          9.0,
          0.75
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ca3234d85cd9aaa98d233f726e2c255b8153fe6bc635b8105726aaa8187516b3",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}