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LMK1D2108RGZR
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Texas Instruments Clock Buffers, Drivers, Distributors, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+86@@ -0,0 +1,86 @@+# LMK1D2108RGZR++**Texas Instruments** · Clock Buffers, Drivers, Distributors · VQFN-48-EP(7x7)++LMK1D2108RGZR from Texas Instruments, in a VQFN-48-EP(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | GND | power_in | Ground |+| 2 | EN | input | Output bank enable/disable with internal 500-kΩ pullup and 320-kΩ pulldown |+| 3 | IN1_P | input | Secondary differential clock input pair (positive), or single-ended input |+| 4 | IN1_N | input | Secondary differential clock input pair (negative), or single-ended input |+| 5 | VAC_REF1 | output | Bias voltage output for capacitive coupled inputs; TI recommends 0.1-µF capacitor to GND |+| 6 | VDDB | power_in | Device power supply (1.8V, 2.5V, or 3.3V) for Bank 1 |+| 7 | VDDA | power_in | Device power supply (1.8V, 2.5V, or 3.3V) for Bank 0 |+| 8 | VAC_REF0 | output | Bias voltage output for capacitive coupled inputs; TI recommends 0.1-µF capacitor to GND |+| 9 | IN0_P | input | Primary differential clock input pair (positive), or single-ended input |+| 10 | IN0_N | input | Primary differential clock input pair (negative), or single-ended input |+| 11 | AMP_SEL | input | Output amplitude swing select with internal 500-kΩ pullup and 320-kΩ pulldown |+| 12 | GND | power_in | Ground |+| 13 | VDDA | power_in | Device power supply (1.8V, 2.5V, or 3.3V) for Bank 0 |+| 14 | OUT0_P | output | Differential LVDS output pair 0 (positive) |+| 15 | OUT0_N | output | Differential LVDS output pair 0 (negative) |+| 16 | OUT1_P | output | Differential LVDS output pair 1 (positive) |+| 17 | OUT1_N | output | Differential LVDS output pair 1 (negative) |+| 18 | OUT2_P | output | Differential LVDS output pair 2 (positive) |+| 19 | OUT2_N | output | Differential LVDS output pair 2 (negative) |+| 20 | OUT3_P | output | Differential LVDS output pair 3 (positive) |+| 21 | OUT3_N | output | Differential LVDS output pair 3 (negative) |+| 22 | OUT4_P | output | Differential LVDS output pair 4 (positive) |+| 23 | OUT4_N | output | Differential LVDS output pair 4 (negative) |+| 24 | VDDA | power_in | Device power supply (1.8V, 2.5V, or 3.3V) for Bank 0 |+| 25 | OUT5_P | output | Differential LVDS output pair 5 (positive) |+| 26 | OUT5_N | output | Differential LVDS output pair 5 (negative) |+| 27 | OUT6_P | output | Differential LVDS output pair 6 (positive) |+| 28 | OUT6_N | output | Differential LVDS output pair 6 (negative) |+| 29 | OUT7_P | output | Differential LVDS output pair 7 (positive) |+| 30 | OUT7_N | output | Differential LVDS output pair 7 (negative) |+| 31 | OUT8_P | output | Differential LVDS output pair 8 (positive) |+| 32 | OUT8_N | output | Differential LVDS output pair 8 (negative) |+| 33 | OUT9_P | output | Differential LVDS output pair 9 (positive) |+| 34 | OUT9_N | output | Differential LVDS output pair 9 (negative) |+| 35 | OUT10_P | output | Differential LVDS output pair 10 (positive) |+| 36 | OUT10_N | output | Differential LVDS output pair 10 (negative) |+| 37 | VDDB | power_in | Device power supply (1.8V, 2.5V, or 3.3V) for Bank 1 |+| 38 | OUT11_P | output | Differential LVDS output pair 11 (positive) |+| 39 | OUT11_N | output | Differential LVDS output pair 11 (negative) |+| 40 | OUT12_P | output | Differential LVDS output pair 12 (positive) |+| 41 | OUT12_N | output | Differential LVDS output pair 12 (negative) |+| 42 | OUT13_P | output | Differential LVDS output pair 13 (positive) |+| 43 | OUT13_N | output | Differential LVDS output pair 13 (negative) |+| 44 | OUT14_P | output | Differential LVDS output pair 14 (positive) |+| 45 | OUT14_N | output | Differential LVDS output pair 14 (negative) |+| 46 | OUT15_P | output | Differential LVDS output pair 15 (positive) |+| 47 | OUT15_N | output | Differential LVDS output pair 15 (negative) |+| 48 | VDDB | power_in | Device power supply (1.8V, 2.5V, or 3.3V) for Bank 1 |+| 49 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-48-EP(7x7) |+| Category | Clock/Timing |+| Pins | 49 |++## CAD (KiCad official)++- Symbol: `LMK1D2108RGZR`+- Footprint: `Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm`+- 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)+- 3D model files: `lmk1d2108rgzr-etched.step` / `lmk1d2108rgzr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lmk1d2108rgzr.step` / `lmk1d2108rgzr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/lmk1d2106) (43 pp, sha256 `5faeb5c6531c9194`, retrieved 2026-10-07, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/lmk1d2108rgzr-datasheet.pdf)
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"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,+ 7,+ 0.77+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 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,+ 7,+ 0.77+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "b81538995658122bf1f74405738cff09248c8242d59e2715d6acb4481152679a",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}