LMK1D1204RGTT

{
  "slug": "lmk1d1204rgtt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Clock Buffers, Drivers, Distributors, VQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock-timing",
    "lmk1d1204rgtt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lmk1d1204rgtt.kicad_sym",
    "lmk1d1204rgtt.kicad_mod",
    "lmk1d1204rgtt.glb",
    "lmk1d1204rgtt.step",
    "lmk1d1204rgtt.lbr",
    "docs/hero.png",
    "docs/lmk1d1204rgtt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lmk1d1204rgtt-hero.glb",
    "lmk1d1204rgtt-hero.overlay.json",
    "lmk1d1204rgtt-etched.glb"
  ],
  "component": {
    "mpn": "LMK1D1204RGTT",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Clock/Timing",
    "subcategory": "Clock Buffers, Drivers, Distributors",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lmk1d1204",
    "parts": {
      "symbol": "lmk1d1204rgtt.kicad_sym",
      "footprint": "lmk1d1204rgtt.kicad_mod",
      "model_3d": "lmk1d1204rgtt-hero.glb",
      "model_3d_plain": "lmk1d1204rgtt-etched.glb",
      "model_3d_step": "lmk1d1204rgtt-etched.step",
      "model_3d_step_plain": "lmk1d1204rgtt.step",
      "lbr": "lmk1d1204rgtt.lbr"
    },
    "distributor_links": {
      "lcsc": "C3613594",
      "digikey": "296-LMK1D1204RGTTTR-ND",
      "mouser": "595-LMK1D1204RGTT"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T18:29:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LMK1D1204RGTTTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-LMK1D1204RGTT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection for the device; the exposed die attach pad must also be connected to the PCB ground plane for heat dissipation."
      },
      {
        "number": "2",
        "name": "IN_SEL",
        "type": "input",
        "description": "Input select: logic 0 selects IN0, logic 1 selects IN1, and an open pin disables the outputs (static logic low), with an internal 500 kΩ pull-up and 320 kΩ pull-down."
      },
      {
        "number": "3",
        "name": "IN1_P",
        "type": "input",
        "description": "Secondary clock input, positive side of a differential pair or single-ended input."
      },
      {
        "number": "4",
        "name": "IN1_N",
        "type": "input",
        "description": "Secondary clock input, negative side of a differential pair or single-ended input; when driven single-ended, the unused negative input must be biased as shown in Figure 8-6."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Device supply voltage of 1.8 V, 2.5 V or 3.3 V (1.71-1.89 V, 2.375-2.625 V or 3.135-3.465 V), with a monotonic ramp of 0.1 to 20 ms (10-90% of VDD)."
      },
      {
        "number": "6",
        "name": "IN0_P",
        "type": "input",
        "description": "Primary clock input, positive side of a differential pair or single-ended input."
      },
      {
        "number": "7",
        "name": "IN0_N",
        "type": "input",
        "description": "Primary clock input, negative side of a differential pair or single-ended input; when driven single-ended, the unused negative input must be biased as shown in Figure 8-6."
      },
      {
        "number": "8",
        "name": "VAC_REF0",
        "type": "output",
        "description": "Bias voltage output for capacitively coupled inputs; if used, TI recommends a 0.1 µF capacitor from this pin to GND."
      },
      {
        "number": "9",
        "name": "OUT0_P",
        "type": "output",
        "description": "Positive side of LVDS differential clock output pair 0."
      },
      {
        "number": "10",
        "name": "OUT0_N",
        "type": "output",
        "description": "Negative side of LVDS differential clock output pair 0."
      },
      {
        "number": "11",
        "name": "OUT1_P",
        "type": "output",
        "description": "Positive side of LVDS differential clock output pair 1."
      },
      {
        "number": "12",
        "name": "OUT1_N",
        "type": "output",
        "description": "Negative side of LVDS differential clock output pair 1."
      },
      {
        "number": "13",
        "name": "OUT2_P",
        "type": "output",
        "description": "Positive side of LVDS differential clock output pair 2."
      },
      {
        "number": "14",
        "name": "OUT2_N",
        "type": "output",
        "description": "Negative side of LVDS differential clock output pair 2."
      },
      {
        "number": "15",
        "name": "OUT3_P",
        "type": "output",
        "description": "Positive side of LVDS differential clock output pair 3."
      },
      {
        "number": "16",
        "name": "OUT3_N",
        "type": "output",
        "description": "Negative side of LVDS differential clock output pair 3."
      },
      {
        "number": "17",
        "name": "DAP",
        "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 exposed die attach pad (thermal pad, GND) is listed in Table 5-1 and the package drawing but has; Pin descriptions are translated from the Chinese datasheet (TI notes the translation may not be exac",
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 38,
        "cost_usd": 0.1379,
        "at": "2026-10-20T18:27:15"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lmk1d1204",
        "pages": 38,
        "sha256": "d94c1191598792aa",
        "source_tier": "lcsc"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "lmk1d1204rgtt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lmk1d1204rgtt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8527311b76dbd3c1500b4afc15b8325cdb3c05539686996bee7a7ea320abd6f1",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}