DS90C189TWRTDTQ1

{
  "slug": "ds90c189twrtdtq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Serializers / Deserializers, VQFN-64-EP(9x9). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "communication interface chip-uart-485-232",
    "ds90c189twrtdtq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ds90c189twrtdtq1.kicad_sym",
    "ds90c189twrtdtq1.kicad_mod",
    "ds90c189twrtdtq1.glb",
    "ds90c189twrtdtq1.step",
    "ds90c189twrtdtq1.lbr",
    "docs/hero.png",
    "docs/ds90c189twrtdtq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds90c189twrtdtq1-hero.glb",
    "ds90c189twrtdtq1-hero.overlay.json"
  ],
  "component": {
    "mpn": "DS90C189TWRTDTQ1",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-64-EP(9x9)",
    "pin_count": 65,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "Serializers / Deserializers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ds90c189-q1",
    "parts": {
      "symbol": "ds90c189twrtdtq1.kicad_sym",
      "footprint": "ds90c189twrtdtq1.kicad_mod",
      "model_3d": "ds90c189twrtdtq1-hero.glb",
      "model_3d_plain": "ds90c189twrtdtq1.glb",
      "model_3d_step": "ds90c189twrtdtq1-etched.step",
      "model_3d_step_plain": "ds90c189twrtdtq1.step",
      "lbr": "ds90c189twrtdtq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2672691",
      "digikey": "296-DS90C189TWRTDTQ1TR-ND",
      "mouser": "595-DS90C189TWRTDTQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T04:35:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-DS90C189TWRTDTQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-DS90C189TWRTDTQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN_9",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[13:9] group; includes pull-down."
      },
      {
        "number": "2",
        "name": "IN_10",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[13:9] group; includes pull-down."
      },
      {
        "number": "3",
        "name": "IN_11",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[13:9] group; includes pull-down."
      },
      {
        "number": "4",
        "name": "IN_12",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[13:9] group; includes pull-down."
      },
      {
        "number": "5",
        "name": "IN_13",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[13:9] group; includes pull-down."
      },
      {
        "number": "6",
        "name": "IN_CLK",
        "type": "input",
        "description": "1.8-V LVCMOS pixel input clock; includes pull-down."
      },
      {
        "number": "7",
        "name": "IN_14",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[17:14] group; includes pull-down."
      },
      {
        "number": "8",
        "name": "IN_15",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[17:14] group; includes pull-down."
      },
      {
        "number": "9",
        "name": "IN_16",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[17:14] group; includes pull-down."
      },
      {
        "number": "10",
        "name": "IN_17",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[17:14] group; includes pull-down."
      },
      {
        "number": "11",
        "name": "RSVD",
        "type": "input",
        "description": "Reserved pin; tie to ground."
      },
      {
        "number": "12",
        "name": "HS/VS/DE",
        "type": "input",
        "description": "1.8-V LVCMOS video control signal input (HS = horizontal sync, VS = vertical sync, DE = data enable); the per-pin assignment is not stated."
      },
      {
        "number": "13",
        "name": "HS/VS/DE",
        "type": "input",
        "description": "1.8-V LVCMOS video control signal input (HS = horizontal sync, VS = vertical sync, DE = data enable); the per-pin assignment is not stated."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin; leave open."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin; leave open."
      },
      {
        "number": "16",
        "name": "VDDP",
        "type": "power_in",
        "description": "PLL power supply pin, 1.8 V."
      },
      {
        "number": "17",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin; leave open."
      },
      {
        "number": "18",
        "name": "HS/VS/DE",
        "type": "input",
        "description": "1.8-V LVCMOS video control signal input (HS = horizontal sync, VS = vertical sync, DE = data enable); the per-pin assignment is not stated."
      },
      {
        "number": "19",
        "name": "IN_21",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[27:21] group; includes pull-down."
      },
      {
        "number": "20",
        "name": "IN_22",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[27:21] group; includes pull-down."
      },
      {
        "number": "21",
        "name": "IN_23",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[27:21] group; includes pull-down."
      },
      {
        "number": "22",
        "name": "IN_24",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[27:21] group; includes pull-down."
      },
      {
        "number": "23",
        "name": "IN_25",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[27:21] group; includes pull-down."
      },
      {
        "number": "24",
        "name": "IN_26",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[27:21] group; includes pull-down."
      },
      {
        "number": "25",
        "name": "IN_27",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[27:21] group; includes pull-down."
      },
      {
        "number": "26",
        "name": "RFB",
        "type": "input",
        "description": "Rising/falling clock edge select input: 0 = falling edge, 1 = rising edge; includes pull-down."
      },
      {
        "number": "27",
        "name": "MODE0",
        "type": "input",
        "description": "Mode control input: 0 = single in / single out, 1 = single in / dual out; includes pull-down."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Core power supply pin, 1.8 V."
      },
      {
        "number": "29",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin; leave open."
      },
      {
        "number": "30",
        "name": "OB_3+",
        "type": "output",
        "description": "Channel B LVDS output data (true); expects 100 Ω termination."
      },
      {
        "number": "31",
        "name": "VDDTX",
        "type": "power_in",
        "description": "Power supply for LVDS drivers, 1.8 V."
      },
      {
        "number": "32",
        "name": "OB_3-",
        "type": "output",
        "description": "Channel B LVDS output data (complement); expects 100 Ω termination."
      },
      {
        "number": "33",
        "name": "OB_C+",
        "type": "output",
        "description": "Channel B LVDS output clock (true); expects 100 Ω termination."
      },
      {
        "number": "34",
        "name": "OB_C-",
        "type": "output",
        "description": "Channel B LVDS output clock (complement); expects 100 Ω termination."
      },
      {
        "number": "35",
        "name": "OB_2+",
        "type": "output",
        "description": "Channel B LVDS output data (true); expects 100 Ω termination."
      },
      {
        "number": "36",
        "name": "OB_2-",
        "type": "output",
        "description": "Channel B LVDS output data (complement); expects 100 Ω termination."
      },
      {
        "number": "37",
        "name": "OB_1+",
        "type": "output",
        "description": "Channel B LVDS output data (true); expects 100 Ω termination."
      },
      {
        "number": "38",
        "name": "OB_1-",
        "type": "output",
        "description": "Channel B LVDS output data (complement); expects 100 Ω termination."
      },
      {
        "number": "39",
        "name": "OB_0+",
        "type": "output",
        "description": "Channel B LVDS output data (true); expects 100 Ω termination."
      },
      {
        "number": "40",
        "name": "OB_0-",
        "type": "output",
        "description": "Channel B LVDS output data (complement); expects 100 Ω termination."
      },
      {
        "number": "41",
        "name": "OA_3+",
        "type": "output",
        "description": "Channel A LVDS output data (true); expects 100 Ω termination."
      },
      {
        "number": "42",
        "name": "OA_3-",
        "type": "output",
        "description": "Channel A LVDS output data (complement); expects 100 Ω termination."
      },
      {
        "number": "43",
        "name": "OA_C+",
        "type": "output",
        "description": "Channel A LVDS output clock (true); expects 100 Ω termination."
      },
      {
        "number": "44",
        "name": "OA_C-",
        "type": "output",
        "description": "Channel A LVDS output clock (complement); expects 100 Ω termination."
      },
      {
        "number": "45",
        "name": "OA_2-",
        "type": "output",
        "description": "Channel A LVDS output data (complement); expects 100 Ω termination."
      },
      {
        "number": "46",
        "name": "OA_2+",
        "type": "output",
        "description": "Channel A LVDS output data (true); expects 100 Ω termination."
      },
      {
        "number": "47",
        "name": "OA_1-",
        "type": "output",
        "description": "Channel A LVDS output data (complement); expects 100 Ω termination."
      },
      {
        "number": "48",
        "name": "OA_1+",
        "type": "output",
        "description": "Channel A LVDS output data (true); expects 100 Ω termination."
      },
      {
        "number": "49",
        "name": "OA_0-",
        "type": "output",
        "description": "Channel A LVDS output data (complement); expects 100 Ω termination."
      },
      {
        "number": "50",
        "name": "OA_0+",
        "type": "output",
        "description": "Channel A LVDS output data (true); expects 100 Ω termination."
      },
      {
        "number": "51",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin; leave open."
      },
      {
        "number": "52",
        "name": "PDB",
        "type": "input",
        "description": "Power-down (sleep) control input: 0 = sleep (power-down mode), 1 = device active; includes pull-down."
      },
      {
        "number": "53",
        "name": "IN_0",
        "type": "input",
        "description": "1.8-V LVCMOS video data input (general-purpose or L/R control bit); includes pull-down."
      },
      {
        "number": "54",
        "name": "VODSEL",
        "type": "input",
        "description": "LVDS VOD level select input: 0 = low swing, 1 = normal swing; includes pull-down."
      },
      {
        "number": "55",
        "name": "IN_1",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[8:1] group; includes pull-down."
      },
      {
        "number": "56",
        "name": "IN_2",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[8:1] group; includes pull-down."
      },
      {
        "number": "57",
        "name": "IN_3",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[8:1] group; includes pull-down."
      },
      {
        "number": "58",
        "name": "IN_4",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[8:1] group; includes pull-down."
      },
      {
        "number": "59",
        "name": "IN_5",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[8:1] group; includes pull-down."
      },
      {
        "number": "60",
        "name": "IN_6",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[8:1] group; includes pull-down."
      },
      {
        "number": "61",
        "name": "IN_7",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[8:1] group; includes pull-down."
      },
      {
        "number": "62",
        "name": "IN_8",
        "type": "input",
        "description": "1.8-V LVCMOS video data input from the IN_[8:1] group; includes pull-down."
      },
      {
        "number": "63",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin; leave open."
      },
      {
        "number": "64",
        "name": "VDD",
        "type": "power_in",
        "description": "Core power supply pin, 1.8 V."
      },
      {
        "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 pin description table lists HS, VS and DE together on pins 12, 13 and 18 without stating which p; Pin numbers for the LVDS output pairs are taken from the grouped table, which lists the + and - pin ; Data input pins were mapped from the grouped ranges (for example, IN_[13:9] = pins 5-1) in name orde",
          "exposed pad 65 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 11,
        "cost_usd": 0.1046,
        "at": "2026-10-12T04:34:52"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ds90c189-q1",
        "pages": 35,
        "sha256": "9e4e2584fca427c9",
        "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": "ds90c189twrtdtq1.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": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds90c189twrtdtq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          9.0,
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "818edf99041396f3f5a99a1d4fe7f72051aebb8d1ade28a589b20cb0adbf9c4f",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}