TUSB1105RTZR

{
  "slug": "tusb1105rtzr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments USB Converters, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "tusb1105rtzr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tusb1105rtzr.kicad_sym",
    "tusb1105rtzr.kicad_mod",
    "tusb1105rtzr.glb",
    "tusb1105rtzr.step",
    "tusb1105rtzr.lbr",
    "docs/hero.png",
    "docs/tusb1105rtzr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tusb1105rtzr-hero.glb",
    "tusb1105rtzr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TUSB1105RTZR",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Interface",
    "subcategory": "USB Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tusb1106",
    "parts": {
      "symbol": "tusb1105rtzr.kicad_sym",
      "footprint": "tusb1105rtzr.kicad_mod",
      "model_3d": "tusb1105rtzr-hero.glb",
      "model_3d_plain": "tusb1105rtzr.glb",
      "model_3d_step": "tusb1105rtzr-etched.step",
      "model_3d_step_plain": "tusb1105rtzr.step",
      "lbr": "tusb1105rtzr.lbr"
    },
    "distributor_links": {
      "lcsc": 882401,
      "digikey": "296-21922-2-ND",
      "mouser": "595-TUSB1105RTZR"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T22:49:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-21922-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TUSB1105RTZR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "Output enable (active LOW, CMOS level with respect to VCC(I/O)); enables transceiver to transmit data on USB bus, push pull, CMOS."
      },
      {
        "number": "2",
        "name": "RCV",
        "type": "output",
        "description": "Differential data receiver output (CMOS level with respect to VCC(I/O)); driven LOW when SUSPND is HIGH, 4-mA output drive, stable during SE0 condition, push pull, CMOS."
      },
      {
        "number": "3",
        "name": "VP",
        "type": "output",
        "description": "Single-ended D+ receiver output (CMOS level with respect to VCC(I/O)); for external detection of SE0, error conditions, and connected device speed, driven HIGH when no supply voltage on VCC(5.0) and Vreg(3.3), 4-mA output drive, push pull, CMOS."
      },
      {
        "number": "4",
        "name": "VM",
        "type": "output",
        "description": "Single-ended D- receiver output (CMOS level with respect to VCC(I/O)); for external detection of SE0, error conditions, and connected device speed, driven HIGH when no supply voltage on VCC(5.0) and Vreg(3.3), 4-mA output drive, push pull, CMOS."
      },
      {
        "number": "5",
        "name": "SUSPND",
        "type": "input",
        "description": "Suspend input (CMOS level with respect to VCC(I/O), active HIGH); HIGH level enables low-power state while USB bus is inactive and drives RCV output to LOW, push pull, CMOS."
      },
      {
        "number": "6",
        "name": "MODE",
        "type": "input",
        "description": "Mode selection input (CMOS level with respect to VCC(I/O)); HIGH enables differential input mode (VPO, VMO), LOW enables single-ended input mode (VO, FSE0), push pull, CMOS."
      },
      {
        "number": "7",
        "name": "VCC(I/O)",
        "type": "power_in",
        "description": "Supply voltage for digital I/O pins (1.65 V to 3.6 V); independent of VCC(5.0) and Vreg(3.3), must never exceed Vreg(3.3) voltage."
      },
      {
        "number": "8",
        "name": "SPEED",
        "type": "input",
        "description": "Speed selection input (CMOS level with respect to VCC(I/O)); adjusts slew rate of D+ and D- differential outputs according to transmission speed: LOW = 1.5 Mbit/s (low-speed), HIGH = 12 Mbit/s (full-speed), push pull, CMOS."
      },
      {
        "number": "9",
        "name": "D–",
        "type": "bidirectional",
        "description": "Negative USB data bus connection (analog, differential); for low-speed mode, connect to Vpu(3.3) via 1.5-kΩ resistor."
      },
      {
        "number": "10",
        "name": "D+",
        "type": "bidirectional",
        "description": "Positive USB data bus connection (analog, differential); for full-speed mode, connect to Vpu(3.3) via 1.5-kΩ resistor."
      },
      {
        "number": "11",
        "name": "VPO/VO",
        "type": "input",
        "description": "Driver data input (CMOS level with respect to VCC(I/O), Schmitt trigger); used for differential input data interface (MODE = HIGH) and single-ended input data interface (MODE = LOW), push pull, CMOS."
      },
      {
        "number": "12",
        "name": "VMO/FSE0",
        "type": "input",
        "description": "Driver data input (CMOS level with respect to VCC(I/O), Schmitt trigger); used for differential input data interface (MODE = HIGH) and single-ended input data interface (MODE = LOW), push pull, CMOS."
      },
      {
        "number": "13",
        "name": "Vreg(3.3)",
        "type": "power_out",
        "description": "Internal regulator option; regulated supply-voltage output (3 V to 3.6 V) during 5-V operation, requires at least 0.1 µF decoupling capacitor, or used as supply-voltage input for 3.3 V ± 10% operation in regulator bypass mode."
      },
      {
        "number": "14",
        "name": "VCC(5.0)",
        "type": "power_in",
        "description": "Supply-voltage input (4 V to 5.5 V); can be connected directly to USB supply VBUS for internal regulator mode, or connected to Vreg(3.3) for regulator bypass mode."
      },
      {
        "number": "15",
        "name": "Vpu(3.3)",
        "type": "power_out",
        "description": "Pullup supply voltage (3.3 V ± 10%); pin function controlled by SOFTCON input: LOW = floating (high impedance, zero pullup current), HIGH = 3.3 V internally connected to Vreg(3.3); connect external 1.5-kΩ resistor to D+ for full-speed or D- for low-speed."
      },
      {
        "number": "16",
        "name": "SOFTCON",
        "type": "input",
        "description": "Software-controlled USB connection input (CMOS level with respect to VCC(I/O)); HIGH level applies 3.3 V to Vpu(3.3) for USB connect/disconnect signaling, push pull, CMOS."
      },
      {
        "number": "17",
        "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-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Vreg(3.3) pin (13) has dual function: primary function is regulated supply output (power_out), but c",
          "exposed pad 17 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 9,
        "cost_usd": 0.1465,
        "at": "2026-10-05T22:49:14"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tusb1106",
        "pages": 36,
        "sha256": "82d46206cda20726",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  }
}