DS90UB901QSQE

{
  "schema_version": 1,
  "type": "component",
  "slug": "ds90ub901qsqe",
  "title": "DS90UB901QSQE",
  "brief": "Texas Instruments Serializers, Deserializers, WQFN-32(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "ds90ub901qsqe",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DS90UB901QSQE",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-32(5x5)",
    "pin_count": 33,
    "category": "Interface",
    "subcategory": "Serializers, Deserializers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ds90ub902q-q1",
    "parts": {
      "symbol": "ds90ub901qsqe.kicad_sym",
      "footprint": "ds90ub901qsqe.kicad_mod",
      "model_3d": "ds90ub901qsqe-hero.glb",
      "model_3d_plain": "ds90ub901qsqe.glb",
      "model_3d_step": "ds90ub901qsqe-etched.step",
      "model_3d_step_plain": "ds90ub901qsqe.step",
      "lbr": "ds90ub901qsqe.lbr"
    },
    "distributor_links": {
      "lcsc": "C3189324"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T23:45:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "HSYNC",
        "type": "input",
        "description": "Horizontal SYNC input, LVCMOS with pull down, powered from VDDIO."
      },
      {
        "number": "2",
        "name": "VSYNC",
        "type": "input",
        "description": "Vertical SYNC input, LVCMOS with pull down, powered from VDDIO."
      },
      {
        "number": "3",
        "name": "PCLK",
        "type": "input",
        "description": "Pixel clock input, LVCMOS with pull down; strobe edge set by TRFB control register."
      },
      {
        "number": "4",
        "name": "SCL",
        "type": "bidirectional",
        "description": "Open-drain clock line for the I2C-compatible bidirectional control bus; requires an external pull-up resistor to VDDIO."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Open-drain data line for the I2C-compatible bidirectional control bus; requires an external pull-up resistor to VDDIO."
      },
      {
        "number": "6",
        "name": "ID[x]",
        "type": "input",
        "description": "Analog device ID address select input; resistor to ground and 10 kΩ pull-up to the 1.8V rail (see Table 3)."
      },
      {
        "number": "7",
        "name": "RES",
        "type": "input",
        "description": "Reserved LVCMOS input with pull down; this pin MUST be tied LOW."
      },
      {
        "number": "8",
        "name": "MODE",
        "type": "input",
        "description": "I2C mode select, LVCMOS with pull down: L = master mode (default), H = slave mode that accepts SCL clock input."
      },
      {
        "number": "9",
        "name": "PDB",
        "type": "input",
        "description": "Power-down input, LVCMOS with pull down: H = serializer on, L = power down (PLL shut down, IDD minimized, control registers reset to defaults)."
      },
      {
        "number": "10",
        "name": "VDDPLL",
        "type": "power_in",
        "description": "Analog PLL power, 1.8V ±5%."
      },
      {
        "number": "11",
        "name": "VDDT",
        "type": "power_in",
        "description": "Analog Tx power, 1.8V ±5%."
      },
      {
        "number": "12",
        "name": "DOUT-",
        "type": "bidirectional",
        "description": "Inverting CML differential output and bidirectional control channel input; interconnect must be AC coupled with a 100 nF capacitor."
      },
      {
        "number": "13",
        "name": "DOUT+",
        "type": "bidirectional",
        "description": "Non-inverting CML differential output and bidirectional control channel input; interconnect must be AC coupled with a 100 nF capacitor."
      },
      {
        "number": "14",
        "name": "VDDCML",
        "type": "power_in",
        "description": "CML and bidirectional channel driver analog power, 1.8V ±5%."
      },
      {
        "number": "15",
        "name": "GPIO[0]",
        "type": "bidirectional",
        "description": "LVCMOS general-purpose pin configurable as input or output, used to control and respond to various commands."
      },
      {
        "number": "16",
        "name": "GPIO[1]",
        "type": "bidirectional",
        "description": "LVCMOS general-purpose pin configurable as input or output, used to control and respond to various commands."
      },
      {
        "number": "17",
        "name": "DIN[0]/GPIO[2]",
        "type": "bidirectional",
        "description": "Parallel data input 0 (LVCMOS with pull down) that can be configured as GPIO[2] input or output."
      },
      {
        "number": "18",
        "name": "DIN[1]/GPIO[3]",
        "type": "bidirectional",
        "description": "Parallel data input 1 (LVCMOS with pull down) that can be configured as GPIO[3] input or output."
      },
      {
        "number": "19",
        "name": "DIN[2]/GPIO[4]",
        "type": "bidirectional",
        "description": "Parallel data input 2 (LVCMOS with pull down) that can be configured as GPIO[4] input or output."
      },
      {
        "number": "20",
        "name": "DIN[3]/GPIO[5]",
        "type": "bidirectional",
        "description": "Parallel data input 3 (LVCMOS with pull down) that can be configured as GPIO[5] input or output."
      },
      {
        "number": "21",
        "name": "DIN[4]",
        "type": "input",
        "description": "Parallel data input 4, LVCMOS with pull down."
      },
      {
        "number": "22",
        "name": "DIN[5]",
        "type": "input",
        "description": "Parallel data input 5, LVCMOS with pull down."
      },
      {
        "number": "23",
        "name": "DIN[6]",
        "type": "input",
        "description": "Parallel data input 6, LVCMOS with pull down."
      },
      {
        "number": "24",
        "name": "DIN[7]",
        "type": "input",
        "description": "Parallel data input 7, LVCMOS with pull down."
      },
      {
        "number": "25",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Digital I/O stage power for single-ended inputs and SDA/SCL; connect to 1.8V ±5% or 3.3V ±10%."
      },
      {
        "number": "26",
        "name": "DIN[8]",
        "type": "input",
        "description": "Parallel data input 8, LVCMOS with pull down."
      },
      {
        "number": "27",
        "name": "DIN[9]",
        "type": "input",
        "description": "Parallel data input 9, LVCMOS with pull down."
      },
      {
        "number": "28",
        "name": "VDDD",
        "type": "power_in",
        "description": "Digital power, 1.8V ±5%."
      },
      {
        "number": "29",
        "name": "DIN[10]",
        "type": "input",
        "description": "Parallel data input 10, LVCMOS with pull down."
      },
      {
        "number": "30",
        "name": "DIN[11]",
        "type": "input",
        "description": "Parallel data input 11, LVCMOS with pull down."
      },
      {
        "number": "31",
        "name": "DIN[12]",
        "type": "input",
        "description": "Parallel data input 12, LVCMOS with pull down."
      },
      {
        "number": "32",
        "name": "DIN[13]",
        "type": "input",
        "description": "Parallel data input 13, LVCMOS with pull down."
      },
      {
        "number": "33",
        "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 datasheet covers two devices. The 32-pin WQFN pinout here is for the DS90UB901Q serializer (RTV0; The datasheet pin table gives the GPIO[1:0] pins as '16, 15' without an explicit per-pin mapping. GP; The DAP (exposed pad) is not a numbered pin on the package. It is listed as 'DAP' with the ground fu",
          "exposed pad 33 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 15,
        "cost_usd": 0.1126,
        "at": "2026-10-08T23:44:39"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ds90ub902q-q1",
        "pages": 52,
        "sha256": "4d9fc0b46baeeccf",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 33,
        "described": 33,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ds90ub901qsqe.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5,
          5,
          0.875
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5fa713ea46b36980895812ed853577889b7cb06d275041a39b99bc0be305dc79",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds90ub901qsqe-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5,
          5,
          0.875
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9aef0aab72af9a8c456f0e298fc4a5b75eb9abf4da079795d534016425239971",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "WQFN-32(5x5)",
      "Category": "Interface",
      "Pins": "33"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ds90ub901qsqe"
  ],
  "discovery_pitch": "DS90UB901QSQE (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ds90ub901qsqe.kicad_sym",
    "ds90ub901qsqe.kicad_mod",
    "ds90ub901qsqe.glb",
    "ds90ub901qsqe.step",
    "ds90ub901qsqe.lbr",
    "docs/hero.png",
    "docs/ds90ub901qsqe-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds90ub901qsqe-hero.glb",
    "ds90ub901qsqe-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}