551MLFT

{
  "slug": "551mlft",
  "version": "0.1.0",
  "type": "component",
  "description": "RENESAS Clock Buffers, Drivers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock and timing",
    "551mlft",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "551mlft.kicad_sym",
    "551mlft.kicad_mod",
    "551mlft.glb",
    "551mlft.step",
    "551mlft.lbr",
    "docs/hero.png",
    "docs/551mlft-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "551mlft-hero.glb",
    "551mlft-hero.overlay.json",
    "551mlft-etched.glb"
  ],
  "component": {
    "mpn": "551MLFT",
    "manufacturer": "RENESAS",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Clock and Timing",
    "subcategory": "Clock Buffers, Drivers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/700444199638f2b8f51d6b38f33ba291.pdf",
    "parts": {
      "symbol": "551mlft.kicad_sym",
      "footprint": "551mlft.kicad_mod",
      "model_3d": "551mlft-hero.glb",
      "model_3d_plain": "551mlft-etched.glb",
      "model_3d_step": "551mlft-etched.step",
      "model_3d_step_plain": "551mlft.step",
      "lbr": "551mlft.lbr"
    },
    "distributor_links": {
      "lcsc": "C2649344",
      "digikey": "6690-551MLFTTR-ND",
      "mouser": "972-551MLFT"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T02:58:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "6690-551MLFTTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "972-551MLFT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ICLK",
        "type": "input",
        "description": "Clock input with an internal pull-up resistor; the datasheet gives VIH/VIL thresholds at VDD/2 ±0.7 V for 3.3 V operation and VDD/2 ±1 V for 5 V operation."
      },
      {
        "number": "2",
        "name": "Q1",
        "type": "output",
        "description": "Non-inverting clock output 1, with output-to-output skew of 250 ps maximum between outputs under equal loading."
      },
      {
        "number": "3",
        "name": "Q2",
        "type": "output",
        "description": "Non-inverting clock output 2, with output-to-output skew of 250 ps maximum between outputs under equal loading."
      },
      {
        "number": "4",
        "name": "Q3",
        "type": "output",
        "description": "Non-inverting clock output 3, with output-to-output skew of 250 ps maximum between outputs under equal loading."
      },
      {
        "number": "5",
        "name": "Q4",
        "type": "output",
        "description": "Non-inverting clock output 4, with output-to-output skew of 250 ps maximum between outputs under equal loading."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection; the datasheet recommends a 0.01 µF decoupling capacitor between VDD (pin 7) and this pin, placed as close to the device as possible."
      },
      {
        "number": "7",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply pin to be connected to 3.3 V or 5.0 V; operating range is 3.0 to 3.6 V at 3.3 V and 4.5 to 5.5 V at 5 V, with absolute maximum 7 V."
      },
      {
        "number": "8",
        "name": "OE",
        "type": "input",
        "description": "Output enable input with internal pull-up resistor that tri-states all clock outputs when driven low; VIH is 2 V minimum and VIL is 0.8 V maximum."
      }
    ],
    "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 551MLFT part number is listed on the Ordering Information page (page 8) as 8-pin SOIC, tape and ; The pin assignment figure on page 2 is garbled in the text extraction, so the pin-to-function mappin; The datasheet lists the OE pin type as 'Input' even though its function is to tri-state the outputs;"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0337,
        "at": "2026-10-29T02:58:32"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/700444199638f2b8f51d6b38f33ba291.pdf",
        "pages": 10,
        "sha256": "802e91a02e0502bd",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "551mlft.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "551mlft-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e96c45e1af0de7b4561668a76d7b1668052cd1d8e15ec881b5e82ee07b53c14c",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "8-pin SOIC (150 Mil. Narrow Body)",
      "source_page": 7,
      "D": {
        "nom_mm": 4.9,
        "range_mm": [
          4.8,
          5.0
        ]
      },
      "E1": {
        "nom_mm": 3.9,
        "range_mm": [
          3.8,
          4.0
        ]
      },
      "E": {
        "nom_mm": 6.0,
        "range_mm": [
          5.8,
          6.2
        ]
      },
      "e": {
        "nom_mm": 1.27,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.55,
        "range_mm": [
          1.35,
          1.75
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "551mlft.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}