LMK1D2108RGZR

{
  "slug": "lmk1d2108rgzr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Clock Buffers, Drivers, Distributors, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock-timing",
    "lmk1d2108rgzr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lmk1d2108rgzr.kicad_sym",
    "lmk1d2108rgzr.kicad_mod",
    "lmk1d2108rgzr.glb",
    "lmk1d2108rgzr.step",
    "lmk1d2108rgzr.lbr",
    "docs/hero.png",
    "docs/lmk1d2108rgzr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lmk1d2108rgzr-hero.glb",
    "lmk1d2108rgzr-hero.overlay.json"
  ],
  "component": {
    "mpn": "LMK1D2108RGZR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-48-EP(7x7)",
    "pin_count": 49,
    "category": "Clock/Timing",
    "subcategory": "Clock Buffers, Drivers, Distributors",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lmk1d2106",
    "parts": {
      "symbol": "lmk1d2108rgzr.kicad_sym",
      "footprint": "lmk1d2108rgzr.kicad_mod",
      "model_3d": "lmk1d2108rgzr-hero.glb",
      "model_3d_plain": "lmk1d2108rgzr.glb",
      "model_3d_step": "lmk1d2108rgzr-etched.step",
      "model_3d_step_plain": "lmk1d2108rgzr.step",
      "lbr": "lmk1d2108rgzr.lbr"
    },
    "distributor_links": {
      "lcsc": "C3613629",
      "digikey": "296-LMK1D2108RGZRTR-ND",
      "mouser": "595-LMK1D2108RGZR"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T01:35:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LMK1D2108RGZRTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-LMK1D2108RGZR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground"
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Output bank enable/disable with internal 500-kΩ pullup and 320-kΩ pulldown"
      },
      {
        "number": "3",
        "name": "IN1_P",
        "type": "input",
        "description": "Secondary differential clock input pair (positive), or single-ended input"
      },
      {
        "number": "4",
        "name": "IN1_N",
        "type": "input",
        "description": "Secondary differential clock input pair (negative), or single-ended input"
      },
      {
        "number": "5",
        "name": "VAC_REF1",
        "type": "output",
        "description": "Bias voltage output for capacitive coupled inputs; TI recommends 0.1-µF capacitor to GND"
      },
      {
        "number": "6",
        "name": "VDDB",
        "type": "power_in",
        "description": "Device power supply (1.8V, 2.5V, or 3.3V) for Bank 1"
      },
      {
        "number": "7",
        "name": "VDDA",
        "type": "power_in",
        "description": "Device power supply (1.8V, 2.5V, or 3.3V) for Bank 0"
      },
      {
        "number": "8",
        "name": "VAC_REF0",
        "type": "output",
        "description": "Bias voltage output for capacitive coupled inputs; TI recommends 0.1-µF capacitor to GND"
      },
      {
        "number": "9",
        "name": "IN0_P",
        "type": "input",
        "description": "Primary differential clock input pair (positive), or single-ended input"
      },
      {
        "number": "10",
        "name": "IN0_N",
        "type": "input",
        "description": "Primary differential clock input pair (negative), or single-ended input"
      },
      {
        "number": "11",
        "name": "AMP_SEL",
        "type": "input",
        "description": "Output amplitude swing select with internal 500-kΩ pullup and 320-kΩ pulldown"
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground"
      },
      {
        "number": "13",
        "name": "VDDA",
        "type": "power_in",
        "description": "Device power supply (1.8V, 2.5V, or 3.3V) for Bank 0"
      },
      {
        "number": "14",
        "name": "OUT0_P",
        "type": "output",
        "description": "Differential LVDS output pair 0 (positive)"
      },
      {
        "number": "15",
        "name": "OUT0_N",
        "type": "output",
        "description": "Differential LVDS output pair 0 (negative)"
      },
      {
        "number": "16",
        "name": "OUT1_P",
        "type": "output",
        "description": "Differential LVDS output pair 1 (positive)"
      },
      {
        "number": "17",
        "name": "OUT1_N",
        "type": "output",
        "description": "Differential LVDS output pair 1 (negative)"
      },
      {
        "number": "18",
        "name": "OUT2_P",
        "type": "output",
        "description": "Differential LVDS output pair 2 (positive)"
      },
      {
        "number": "19",
        "name": "OUT2_N",
        "type": "output",
        "description": "Differential LVDS output pair 2 (negative)"
      },
      {
        "number": "20",
        "name": "OUT3_P",
        "type": "output",
        "description": "Differential LVDS output pair 3 (positive)"
      },
      {
        "number": "21",
        "name": "OUT3_N",
        "type": "output",
        "description": "Differential LVDS output pair 3 (negative)"
      },
      {
        "number": "22",
        "name": "OUT4_P",
        "type": "output",
        "description": "Differential LVDS output pair 4 (positive)"
      },
      {
        "number": "23",
        "name": "OUT4_N",
        "type": "output",
        "description": "Differential LVDS output pair 4 (negative)"
      },
      {
        "number": "24",
        "name": "VDDA",
        "type": "power_in",
        "description": "Device power supply (1.8V, 2.5V, or 3.3V) for Bank 0"
      },
      {
        "number": "25",
        "name": "OUT5_P",
        "type": "output",
        "description": "Differential LVDS output pair 5 (positive)"
      },
      {
        "number": "26",
        "name": "OUT5_N",
        "type": "output",
        "description": "Differential LVDS output pair 5 (negative)"
      },
      {
        "number": "27",
        "name": "OUT6_P",
        "type": "output",
        "description": "Differential LVDS output pair 6 (positive)"
      },
      {
        "number": "28",
        "name": "OUT6_N",
        "type": "output",
        "description": "Differential LVDS output pair 6 (negative)"
      },
      {
        "number": "29",
        "name": "OUT7_P",
        "type": "output",
        "description": "Differential LVDS output pair 7 (positive)"
      },
      {
        "number": "30",
        "name": "OUT7_N",
        "type": "output",
        "description": "Differential LVDS output pair 7 (negative)"
      },
      {
        "number": "31",
        "name": "OUT8_P",
        "type": "output",
        "description": "Differential LVDS output pair 8 (positive)"
      },
      {
        "number": "32",
        "name": "OUT8_N",
        "type": "output",
        "description": "Differential LVDS output pair 8 (negative)"
      },
      {
        "number": "33",
        "name": "OUT9_P",
        "type": "output",
        "description": "Differential LVDS output pair 9 (positive)"
      },
      {
        "number": "34",
        "name": "OUT9_N",
        "type": "output",
        "description": "Differential LVDS output pair 9 (negative)"
      },
      {
        "number": "35",
        "name": "OUT10_P",
        "type": "output",
        "description": "Differential LVDS output pair 10 (positive)"
      },
      {
        "number": "36",
        "name": "OUT10_N",
        "type": "output",
        "description": "Differential LVDS output pair 10 (negative)"
      },
      {
        "number": "37",
        "name": "VDDB",
        "type": "power_in",
        "description": "Device power supply (1.8V, 2.5V, or 3.3V) for Bank 1"
      },
      {
        "number": "38",
        "name": "OUT11_P",
        "type": "output",
        "description": "Differential LVDS output pair 11 (positive)"
      },
      {
        "number": "39",
        "name": "OUT11_N",
        "type": "output",
        "description": "Differential LVDS output pair 11 (negative)"
      },
      {
        "number": "40",
        "name": "OUT12_P",
        "type": "output",
        "description": "Differential LVDS output pair 12 (positive)"
      },
      {
        "number": "41",
        "name": "OUT12_N",
        "type": "output",
        "description": "Differential LVDS output pair 12 (negative)"
      },
      {
        "number": "42",
        "name": "OUT13_P",
        "type": "output",
        "description": "Differential LVDS output pair 13 (positive)"
      },
      {
        "number": "43",
        "name": "OUT13_N",
        "type": "output",
        "description": "Differential LVDS output pair 13 (negative)"
      },
      {
        "number": "44",
        "name": "OUT14_P",
        "type": "output",
        "description": "Differential LVDS output pair 14 (positive)"
      },
      {
        "number": "45",
        "name": "OUT14_N",
        "type": "output",
        "description": "Differential LVDS output pair 14 (negative)"
      },
      {
        "number": "46",
        "name": "OUT15_P",
        "type": "output",
        "description": "Differential LVDS output pair 15 (positive)"
      },
      {
        "number": "47",
        "name": "OUT15_N",
        "type": "output",
        "description": "Differential LVDS output pair 15 (negative)"
      },
      {
        "number": "48",
        "name": "VDDB",
        "type": "power_in",
        "description": "Device power supply (1.8V, 2.5V, or 3.3V) for Bank 1"
      },
      {
        "number": "49",
        "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": [
          "exposed pad 49 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 9,
        "cost_usd": 0.1315,
        "at": "2026-10-07T01:34:48"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lmk1d2106",
        "pages": 43,
        "sha256": "5faeb5c6531c9194",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lmk1d2108rgzr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lmk1d2108rgzr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b81538995658122bf1f74405738cff09248c8242d59e2715d6acb4481152679a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}