TS3USBCA420IRSVR

{
  "slug": "ts3usbca420irsvr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog Switches - Special Purpose, UQFN-16(1.8x2.6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "ts3usbca420irsvr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ts3usbca420irsvr.kicad_sym",
    "ts3usbca420irsvr.kicad_mod",
    "ts3usbca420irsvr.glb",
    "ts3usbca420irsvr.step",
    "ts3usbca420irsvr.lbr",
    "docs/hero.png",
    "docs/ts3usbca420irsvr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ts3usbca420irsvr-hero.glb",
    "ts3usbca420irsvr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TS3USBCA420IRSVR",
    "manufacturer": "Texas Instruments",
    "package": "UQFN-16(1.8x2.6)",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "Analog Switches - Special Purpose",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ts3usbca4",
    "parts": {
      "symbol": "ts3usbca420irsvr.kicad_sym",
      "footprint": "ts3usbca420irsvr.kicad_mod",
      "model_3d": "ts3usbca420irsvr-hero.glb",
      "model_3d_plain": "ts3usbca420irsvr.glb",
      "model_3d_step": "ts3usbca420irsvr-etched.step",
      "model_3d_step_plain": "ts3usbca420irsvr.step",
      "lbr": "ts3usbca420irsvr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2876798",
      "digikey": "TS3USBCA420IRSVR-ND",
      "mouser": "595-TS3USBCA420IRSVR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T13:02:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TS3USBCA420IRSVR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TS3USBCA420IRSVR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply; external decoupling capacitors are required close to this pin."
      },
      {
        "number": "2",
        "name": "MIC_GND1/Ln1",
        "type": "bidirectional",
        "description": "Analog audio MIC/AGND signal connection to the audio codec; this pin can also function as a general-purpose I/O."
      },
      {
        "number": "3",
        "name": "MIC_GND2/Ln2",
        "type": "bidirectional",
        "description": "Analog audio MIC/AGND signal connection to the audio codec; this pin can also function as a general-purpose I/O."
      },
      {
        "number": "4",
        "name": "OEn",
        "type": "input",
        "description": "Output enable: L selects normal operation, H selects standby mode with I2C registers reset (default); the pin has an internal weak pull-up."
      },
      {
        "number": "5",
        "name": "SEL1/SCL",
        "type": "input",
        "description": "In pin-configuration mode (I2C_EN = L) it is SEL1, used with SEL0 to select switch configurations, with an internal weak pull-down; in I2C mode (I2C_EN = M or H) it is the SCL clock, which must be pulled up to VI2C through 0.62 kΩ to 2.2 kΩ; the pin is failsafe."
      },
      {
        "number": "6",
        "name": "SEL0/SDA",
        "type": "bidirectional",
        "description": "In pin-configuration mode (I2C_EN = L) it is SEL0, used with SEL1 to select switch configurations, with an internal weak pull-down; in I2C mode (I2C_EN = M or H) it is the SDA data line, which must be pulled up to VI2C through 0.62 kΩ to 2.2 kΩ; the pin is failsafe."
      },
      {
        "number": "7",
        "name": "LnBp",
        "type": "bidirectional",
        "description": "Single-ended I/O or positive-polarity half of differential pair LnBp/LnBn, for generic signals such as DisplayPort AUX, PCI Express clock, I2C, UART, and debug interfaces."
      },
      {
        "number": "8",
        "name": "LnBn",
        "type": "bidirectional",
        "description": "Single-ended I/O or negative-polarity half of differential pair LnBp/LnBn, for generic signals such as DisplayPort AUX, PCI Express clock, I2C, UART, and debug interfaces."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Primary ground connection for the TS3USBCA4; must be connected to system ground."
      },
      {
        "number": "10",
        "name": "SBU2",
        "type": "bidirectional",
        "description": "Must be DC coupled to the SBU2 pin of the Type-C receptacle; the pin has an internal nominally 1.6 MΩ pull-down and is failsafe."
      },
      {
        "number": "11",
        "name": "SBU1",
        "type": "bidirectional",
        "description": "Must be DC coupled to the SBU1 pin of the Type-C receptacle; the pin has an internal nominally 1.6 MΩ pull-down and is failsafe."
      },
      {
        "number": "12",
        "name": "I2C_EN",
        "type": "input",
        "description": "Three-level input that selects pin-configuration mode (L, tied to GND or floating), I2C mode with ADDR0 (M, tied to VCC/2), or I2C mode with ADDR1 (H, tied to VCC); the pin has an internal weak pull-down."
      },
      {
        "number": "13",
        "name": "LnCn",
        "type": "bidirectional",
        "description": "Single-ended I/O or negative-polarity half of differential pair LnCp/LnCn, for generic signals such as DisplayPort AUX, PCI Express clock, I2C, UART, and debug interfaces."
      },
      {
        "number": "14",
        "name": "LnCp",
        "type": "bidirectional",
        "description": "Single-ended I/O or positive-polarity half of differential pair LnCp/LnCn, for generic signals such as DisplayPort AUX, PCI Express clock, I2C, UART, and debug interfaces."
      },
      {
        "number": "15",
        "name": "LnAn",
        "type": "bidirectional",
        "description": "Single-ended I/O or negative-polarity half of differential pair LnAp/LnAn; preferred for DisplayPort AUX, and also usable for PCI Express clock, I2C, UART, and debug interfaces."
      },
      {
        "number": "16",
        "name": "LnAp",
        "type": "bidirectional",
        "description": "Single-ended I/O or positive-polarity half of differential pair LnAp/LnAn; preferred for DisplayPort AUX, and also usable for PCI Express clock, I2C, UART, and debug interfaces."
      }
    ],
    "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 datasheet gives one pin table covering both TS3USBCA420 and TS3USBCA410. Pin 13 and pin 14 are L; Pins 5 and 6 are dual-function (SEL1/SCL and SEL0/SDA) depending on the I2C_EN level. Types are give; The FLIP function is not a pin on TS3USBCA420; the datasheet states flipping is available only throu"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0859,
        "at": "2026-10-11T13:02:20"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ts3usbca4",
        "pages": 45,
        "sha256": "28ce8be13d774aa3",
        "source_tier": "lcsc"
      },
      "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": "ts3usbca420irsvr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.82,
          2.62,
          0.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "50b35c6043481602aeb674a0c9aac58d7eb916edb67d99af47da62062b9c5ba4",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ts3usbca420irsvr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.82,
          2.62,
          0.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "935d5b3c570195ee740547075d52c21bd20a4f5e1380404aa21fe842dd54b9e6",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}