MS9122

{
  "slug": "ms9122",
  "version": "0.1.0",
  "type": "component",
  "description": "Macrosilicon Video Interface ICs, QFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "ms9122",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ms9122.kicad_sym",
    "ms9122.kicad_mod",
    "ms9122.glb",
    "ms9122.step",
    "ms9122.lbr",
    "docs/hero.png",
    "docs/ms9122-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ms9122-hero.glb",
    "ms9122-hero.overlay.json",
    "ms9122-etched.glb"
  ],
  "component": {
    "mpn": "MS9122",
    "manufacturer": "Macrosilicon",
    "package": "QFN-48-EP(7x7)",
    "pin_count": 49,
    "category": "Interface",
    "subcategory": "Video Interface ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4883329112aef910ca690ba817a4c1e4.pdf",
    "parts": {
      "symbol": "ms9122.kicad_sym",
      "footprint": "ms9122.kicad_mod",
      "model_3d": "ms9122-hero.glb",
      "model_3d_plain": "ms9122-etched.glb",
      "model_3d_step": "ms9122-etched.step",
      "model_3d_step_plain": "ms9122.step",
      "lbr": "ms9122.lbr"
    },
    "distributor_links": {
      "lcsc": "C42374503"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:48:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SPI_MOSI/I2C_SCL",
        "type": "bidirectional",
        "description": "SPI flash MOSI or EEPROM I2C SCL digital input/output"
      },
      {
        "number": "2",
        "name": "SPI_MISO",
        "type": "bidirectional",
        "description": "SPI flash MISO digital input/output"
      },
      {
        "number": "3",
        "name": "SPI_SCLK/I2C_SDA",
        "type": "bidirectional",
        "description": "SPI flash SCLK or EEPROM I2C SDA digital input/output"
      },
      {
        "number": "4",
        "name": "REV",
        "type": "unconnected",
        "description": "Reserved pin, no connection required"
      },
      {
        "number": "5",
        "name": "DVDD33",
        "type": "power_in",
        "description": "Digital 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "6",
        "name": "XTIN",
        "type": "output",
        "description": "24MHz crystal oscillator output (capacitor-free)"
      },
      {
        "number": "7",
        "name": "XTOUT",
        "type": "input",
        "description": "24MHz crystal oscillator input (capacitor-free)"
      },
      {
        "number": "8",
        "name": "AVDD12",
        "type": "power_in",
        "description": "Analog 1.2V power supply (1.14V to 1.26V nominal)"
      },
      {
        "number": "9",
        "name": "REXT",
        "type": "output",
        "description": "External resistor connection pin, connect 4.7k resistor to ground for reference voltage"
      },
      {
        "number": "10",
        "name": "USBDP",
        "type": "bidirectional",
        "description": "USB differential D+ signal line"
      },
      {
        "number": "11",
        "name": "USBDM",
        "type": "bidirectional",
        "description": "USB differential D- signal line"
      },
      {
        "number": "12",
        "name": "AVDD33",
        "type": "power_in",
        "description": "Analog 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "13",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground"
      },
      {
        "number": "14",
        "name": "DVDD12",
        "type": "power_in",
        "description": "Digital 1.2V power supply (1.14V to 1.26V nominal)"
      },
      {
        "number": "15",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground"
      },
      {
        "number": "16",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground"
      },
      {
        "number": "17",
        "name": "DVDD33",
        "type": "power_in",
        "description": "Digital 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "18",
        "name": "I2S_MCLK",
        "type": "output",
        "description": "I2S output master clock signal"
      },
      {
        "number": "19",
        "name": "I2S_SCLK",
        "type": "output",
        "description": "I2S output serial clock signal"
      },
      {
        "number": "20",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground"
      },
      {
        "number": "21",
        "name": "DVDD33",
        "type": "power_in",
        "description": "Digital 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "22",
        "name": "I2S_WS",
        "type": "output",
        "description": "I2S output word select signal"
      },
      {
        "number": "23",
        "name": "I2S_SD0",
        "type": "output",
        "description": "I2S output serial data signal"
      },
      {
        "number": "24",
        "name": "AVDD33",
        "type": "power_in",
        "description": "Analog 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "25",
        "name": "HDTXCN",
        "type": "output",
        "description": "HD transmitter clock differential negative signal"
      },
      {
        "number": "26",
        "name": "HDTXCP",
        "type": "output",
        "description": "HD transmitter clock differential positive signal"
      },
      {
        "number": "27",
        "name": "AVDD12",
        "type": "power_in",
        "description": "Analog 1.2V power supply (1.14V to 1.26V nominal)"
      },
      {
        "number": "28",
        "name": "HDTX0N",
        "type": "output",
        "description": "HD transmitter DATA0 differential negative signal"
      },
      {
        "number": "29",
        "name": "HDTX0P",
        "type": "output",
        "description": "HD transmitter DATA0 differential positive signal"
      },
      {
        "number": "30",
        "name": "HDTX1N",
        "type": "output",
        "description": "HD transmitter DATA1 differential negative signal"
      },
      {
        "number": "31",
        "name": "HDTX1P",
        "type": "output",
        "description": "HD transmitter DATA1 differential positive signal"
      },
      {
        "number": "32",
        "name": "AVDD12",
        "type": "power_in",
        "description": "Analog 1.2V power supply (1.14V to 1.26V nominal)"
      },
      {
        "number": "33",
        "name": "HDTX2N",
        "type": "output",
        "description": "HD transmitter DATA2 differential negative signal"
      },
      {
        "number": "34",
        "name": "HDTX2P",
        "type": "output",
        "description": "HD transmitter DATA2 differential positive signal"
      },
      {
        "number": "35",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground"
      },
      {
        "number": "36",
        "name": "AVDD33",
        "type": "power_in",
        "description": "Analog 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "37",
        "name": "DVDD12",
        "type": "power_in",
        "description": "Digital 1.2V power supply (1.14V to 1.26V nominal)"
      },
      {
        "number": "38",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground"
      },
      {
        "number": "39",
        "name": "DDCSCL",
        "type": "bidirectional",
        "description": "HD DDC (Display Data Channel) serial clock digital input/output"
      },
      {
        "number": "40",
        "name": "DDCSDA",
        "type": "bidirectional",
        "description": "HD DDC (Display Data Channel) serial data digital input/output"
      },
      {
        "number": "41",
        "name": "HPD",
        "type": "input",
        "description": "HD hot plug detect input signal"
      },
      {
        "number": "42",
        "name": "DVDD33",
        "type": "power_in",
        "description": "Digital 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "43",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground"
      },
      {
        "number": "44",
        "name": "DVDD33",
        "type": "power_in",
        "description": "Digital 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "45",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground"
      },
      {
        "number": "46",
        "name": "DVDD33",
        "type": "power_in",
        "description": "Digital 3.3V power supply (3.15V to 3.55V nominal)"
      },
      {
        "number": "47",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground"
      },
      {
        "number": "48",
        "name": "GPIO2/SPI_CS",
        "type": "bidirectional",
        "description": "SPI flash chip select or GPIO2 multiplexed digital input/output"
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: GND-PAD (exposed thermal pad) is not assigned a standard numeric pin number in the datasheet; design"
        ],
        "pages_sent": 18,
        "cost_usd": 0.463,
        "at": "2026-10-27T00:47:55"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/4883329112aef910ca690ba817a4c1e4.pdf",
        "pages": 18,
        "sha256": "dd0e81d9071502be",
        "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": "ms9122.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": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ms9122-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": "d63d7f2459d44999ec296383fa07de1ac2ae3b3ee7d5664b1713d97be8b3c244",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}