TUSB2551ARGTR

{
  "slug": "tusb2551argtr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments USB Converters, VQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "tusb2551argtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tusb2551argtr.kicad_sym",
    "tusb2551argtr.kicad_mod",
    "tusb2551argtr.glb",
    "tusb2551argtr.step",
    "tusb2551argtr.lbr",
    "docs/hero.png",
    "docs/tusb2551argtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tusb2551argtr-hero.glb",
    "tusb2551argtr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TUSB2551ARGTR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Interface",
    "subcategory": "USB Converters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tusb2551a.pdf",
    "parts": {
      "symbol": "tusb2551argtr.kicad_sym",
      "footprint": "tusb2551argtr.kicad_mod",
      "model_3d": "tusb2551argtr-hero.glb",
      "model_3d_plain": "tusb2551argtr.glb",
      "model_3d_step": "tusb2551argtr-etched.step",
      "model_3d_step_plain": "tusb2551argtr.step",
      "lbr": "tusb2551argtr.lbr"
    },
    "distributor_links": {
      "lcsc": 2671263,
      "digikey": "296-24834-2-ND",
      "mouser": "595-TUSB2551ARGTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T08:43:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-24834-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TUSB2551ARGTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SPEED",
        "type": "input",
        "description": "Edge-rate control input; logic HIGH for full-speed (12-Mbit/s) operation, logic LOW for low-speed (1.5-Mbit/s) operation."
      },
      {
        "number": "2",
        "name": "RCV",
        "type": "output",
        "description": "Receive data output for USB differential data."
      },
      {
        "number": "3",
        "name": "VP",
        "type": "bidirectional",
        "description": "Differential transceiver line; receiver output (+) when OE = 1, driver input (+) when OE = 0."
      },
      {
        "number": "4",
        "name": "VM",
        "type": "bidirectional",
        "description": "Differential transceiver line; receiver output (-) when OE = 1, driver input (-) when OE = 0."
      },
      {
        "number": "5",
        "name": "SOFTCON",
        "type": "input",
        "description": "Soft connect input; controls VPU(3.3) output state."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "7",
        "name": "SUSPEND",
        "type": "input",
        "description": "Suspend input, active high; turns off internal circuits to reduce supply current."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "9",
        "name": "OE",
        "type": "input",
        "description": "Output enable input, active low; enables transceiver to transmit data onto bus, placed in receive mode when inactive."
      },
      {
        "number": "10",
        "name": "D–",
        "type": "bidirectional",
        "description": "Differential data line (-) conforming to USB standard."
      },
      {
        "number": "11",
        "name": "D+",
        "type": "bidirectional",
        "description": "Differential data line (+) conforming to USB standard."
      },
      {
        "number": "12",
        "name": "Vreg(3.3)",
        "type": "power_out",
        "description": "3.3-V reference supply output; requires minimum 0.1-µF decoupling capacitor for stability, 1-µF capacitor recommended."
      },
      {
        "number": "13",
        "name": "VPU(3.3)",
        "type": "power_out",
        "description": "Pullup supply voltage output; used to connect 1.5-kΩ pullup speed detect resistor; outputs 3.3 V when SOFTCON = 0, high impedance when SOFTCON = 1."
      },
      {
        "number": "14",
        "name": "VCC(5.0)",
        "type": "power_in",
        "description": "USB bus supply voltage input; supplies power to USB transceiver and internal circuitry."
      },
      {
        "number": "15",
        "name": "VCC(I/O)",
        "type": "power_in",
        "description": "System interface supply voltage input; provides reference voltage for system I/O interface signaling."
      },
      {
        "number": "16",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "17",
        "name": "GND",
        "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: Exposed thermal pad is shown in package outline diagrams (pages 16-18) and referenced in board layou",
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 19,
        "cost_usd": 0.1256,
        "at": "2026-10-03T08:43:23"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tusb2551a.pdf",
        "pages": 19,
        "sha256": "4d4951865a074c70",
        "source_tier": "mfr"
      },
      "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"
    }
  }
}