MS2131

{
  "slug": "ms2131",
  "version": "0.1.0",
  "type": "component",
  "description": "Macrosilicon Video Interface ICs, LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "ms2131",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ms2131.kicad_sym",
    "ms2131.kicad_mod",
    "ms2131.glb",
    "ms2131.step",
    "ms2131.lbr",
    "docs/hero.png",
    "docs/ms2131-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ms2131-hero.glb",
    "ms2131-hero.overlay.json",
    "ms2131-etched.glb"
  ],
  "component": {
    "mpn": "MS2131",
    "manufacturer": "Macrosilicon",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Interface",
    "subcategory": "Video Interface ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604440453312376832",
    "parts": {
      "symbol": "ms2131.kicad_sym",
      "footprint": "ms2131.kicad_mod",
      "model_3d": "ms2131-hero.glb",
      "model_3d_plain": "ms2131-etched.glb",
      "model_3d_step": "ms2131-etched.step",
      "model_3d_step_plain": "ms2131.step",
      "lbr": "ms2131.lbr"
    },
    "distributor_links": {
      "lcsc": "C42374501"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T01:53:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DVSS_1",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "2",
        "name": "DVDD33_1",
        "type": "power_in",
        "description": "Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "3",
        "name": "AVDD33_USB1",
        "type": "power_in",
        "description": "USB module 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "4",
        "name": "AVSS_1",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "5",
        "name": "DM",
        "type": "bidirectional",
        "description": "USB 2.0 differential negative data line."
      },
      {
        "number": "6",
        "name": "AVSS_2",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "7",
        "name": "DP",
        "type": "bidirectional",
        "description": "USB 2.0 differential positive data line."
      },
      {
        "number": "8",
        "name": "AVDD33_USB2",
        "type": "power_in",
        "description": "USB module 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "9",
        "name": "AVDD11_USB1",
        "type": "power_in",
        "description": "USB module 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "10",
        "name": "USB_REXT",
        "type": "passive",
        "description": "Connect a 200 Ω resistor to ground."
      },
      {
        "number": "11",
        "name": "AVDD33_USB3",
        "type": "power_in",
        "description": "USB module 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "12",
        "name": "AVSS_3",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "13",
        "name": "SSTXM",
        "type": "output",
        "description": "USB 3.0 differential transmit negative output."
      },
      {
        "number": "14",
        "name": "AVDD11_USB2",
        "type": "power_in",
        "description": "USB module 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "15",
        "name": "SSTXP",
        "type": "output",
        "description": "USB 3.0 differential transmit positive output."
      },
      {
        "number": "16",
        "name": "AVSS_4",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "17",
        "name": "SSRXM",
        "type": "input",
        "description": "USB 3.0 differential receive negative input."
      },
      {
        "number": "18",
        "name": "AVDD11_USB3",
        "type": "power_in",
        "description": "USB module 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "19",
        "name": "SSRXP",
        "type": "input",
        "description": "USB 3.0 differential receive positive input."
      },
      {
        "number": "20",
        "name": "DVDD33_2",
        "type": "power_in",
        "description": "Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "21",
        "name": "DVSS_2",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "22",
        "name": "GPIO6",
        "type": "bidirectional",
        "description": "General-purpose digital I/O, software-definable function."
      },
      {
        "number": "23",
        "name": "GPIO7",
        "type": "bidirectional",
        "description": "General-purpose digital I/O, software-definable function."
      },
      {
        "number": "24",
        "name": "DVSS_3",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "25",
        "name": "DVDD11_1",
        "type": "power_in",
        "description": "Digital 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "26",
        "name": "AVSS_5",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "27",
        "name": "AVDD25_1",
        "type": "power_in",
        "description": "Analog 2.5 V supply; VDD25 range 2.375-2.625 V, absolute maximum 2.75 V."
      },
      {
        "number": "28",
        "name": "XTIN",
        "type": "input",
        "description": "Crystal oscillator input; connect a 24 MHz passive crystal."
      },
      {
        "number": "29",
        "name": "XTOUT",
        "type": "output",
        "description": "Crystal oscillator output; connect a 24 MHz passive crystal."
      },
      {
        "number": "30",
        "name": "AVDD25_2",
        "type": "power_in",
        "description": "Analog 2.5 V supply; VDD25 range 2.375-2.625 V, absolute maximum 2.75 V."
      },
      {
        "number": "31",
        "name": "AVDD11_1",
        "type": "power_in",
        "description": "Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "32",
        "name": "AVSS_6",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "33",
        "name": "HDTXCN",
        "type": "output",
        "description": "HD transmit differential clock output, negative."
      },
      {
        "number": "34",
        "name": "HDTXCP",
        "type": "output",
        "description": "HD transmit differential clock output, positive."
      },
      {
        "number": "35",
        "name": "HDTX0N",
        "type": "output",
        "description": "HD transmit differential channel 0 data output, negative."
      },
      {
        "number": "36",
        "name": "HDTX0P",
        "type": "output",
        "description": "HD transmit differential channel 0 data output, positive."
      },
      {
        "number": "37",
        "name": "HDTX1N",
        "type": "output",
        "description": "HD transmit differential channel 1 data output, negative."
      },
      {
        "number": "38",
        "name": "HDTX1P",
        "type": "output",
        "description": "HD transmit differential channel 1 data output, positive."
      },
      {
        "number": "39",
        "name": "HDTX2N",
        "type": "output",
        "description": "HD transmit differential channel 2 data output, negative."
      },
      {
        "number": "40",
        "name": "HDTX2P",
        "type": "output",
        "description": "HD transmit differential channel 2 data output, positive."
      },
      {
        "number": "41",
        "name": "AVSS_7",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "42",
        "name": "AVDD11_2",
        "type": "power_in",
        "description": "Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "43",
        "name": "AVDD25_3",
        "type": "power_in",
        "description": "Analog 2.5 V supply; VDD25 range 2.375-2.625 V, absolute maximum 2.75 V."
      },
      {
        "number": "44",
        "name": "HDTX_REXT",
        "type": "passive",
        "description": "Connect a 1.6 kΩ resistor to ground."
      },
      {
        "number": "45",
        "name": "HDTXHPD",
        "type": "input",
        "description": "HD transmit hot-plug signal; 5 V tolerant I/O."
      },
      {
        "number": "46",
        "name": "RXDDCSCL",
        "type": "input",
        "description": "HD receive display data channel serial clock; 5 V tolerant."
      },
      {
        "number": "47",
        "name": "HDRXDET",
        "type": "input",
        "description": "HD receive 5 V input detect; 5 V tolerant."
      },
      {
        "number": "48",
        "name": "RXDDCSDA",
        "type": "bidirectional",
        "description": "HD receive display data channel serial data; 5 V tolerant."
      },
      {
        "number": "49",
        "name": "HDRXHPD",
        "type": "output",
        "description": "HD receive hot-plug signal output; 5 V tolerant."
      },
      {
        "number": "50",
        "name": "DVSS_4",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "51",
        "name": "DVDD33_3",
        "type": "power_in",
        "description": "Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "52",
        "name": "TXDDCSCL",
        "type": "output",
        "description": "HD transmit display data channel serial clock; 5 V tolerant."
      },
      {
        "number": "53",
        "name": "TXDDCSDA",
        "type": "bidirectional",
        "description": "HD transmit display data channel serial data; 5 V tolerant."
      },
      {
        "number": "54",
        "name": "DVSS_5",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "55",
        "name": "DVDD33_4",
        "type": "power_in",
        "description": "Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "56",
        "name": "DVSS_6",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "57",
        "name": "GPIO4/SPIMOSI/SCL",
        "type": "bidirectional",
        "description": "General-purpose digital I/O multiplexed with SPI Master MOSI and I2C Master SCL; set to SPIMOSI automatically at power-up when an SPI flash is attached."
      },
      {
        "number": "58",
        "name": "GPIO3/SPISCLK/URRX/SDA",
        "type": "bidirectional",
        "description": "General-purpose digital I/O multiplexed with SPI Master SCLK, UART RX and I2C Master SDA; set to SPISCLK automatically at power-up when an SPI flash is attached."
      },
      {
        "number": "59",
        "name": "GPIO5/SPIMISO",
        "type": "bidirectional",
        "description": "General-purpose digital I/O multiplexed with SPI Master MISO; set to SPIMISO automatically at power-up when an SPI flash is attached."
      },
      {
        "number": "60",
        "name": "GPIO2/SPICS/URTX",
        "type": "bidirectional",
        "description": "General-purpose digital I/O multiplexed with SPI Master CS and UART TX; set to SPICS automatically at power-up when an SPI flash is attached."
      },
      {
        "number": "61",
        "name": "DVDD33_5",
        "type": "power_in",
        "description": "Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "62",
        "name": "I2SIN_SD1",
        "type": "input",
        "description": "Second I2S digital audio data input."
      },
      {
        "number": "63",
        "name": "I2SIN_WS",
        "type": "bidirectional",
        "description": "I2S input word-select; master (output) by default, software-configurable to slave mode."
      },
      {
        "number": "64",
        "name": "I2SIN_SCLK",
        "type": "bidirectional",
        "description": "I2S input bit clock; master (output) by default, software-configurable to slave mode."
      },
      {
        "number": "65",
        "name": "I2SIN_SD0",
        "type": "input",
        "description": "First I2S digital audio data input."
      },
      {
        "number": "66",
        "name": "I2S_MCLKOUT",
        "type": "output",
        "description": "Provides a 12.288 MHz clock output."
      },
      {
        "number": "67",
        "name": "DVDD11_2",
        "type": "power_in",
        "description": "Digital 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "68",
        "name": "DVSS_7",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "69",
        "name": "I2SOUT_WS",
        "type": "bidirectional",
        "description": "I2S output word-select; master (output) by default, software-configurable to slave mode."
      },
      {
        "number": "70",
        "name": "I2SOUT_SCLK",
        "type": "bidirectional",
        "description": "I2S output bit clock; master (output) by default, software-configurable to slave mode."
      },
      {
        "number": "71",
        "name": "I2SOUT_SD1",
        "type": "output",
        "description": "Second I2S digital audio data output."
      },
      {
        "number": "72",
        "name": "I2SOUT_SD0",
        "type": "output",
        "description": "First I2S digital audio data output."
      },
      {
        "number": "73",
        "name": "SPDIFOUT",
        "type": "output",
        "description": "SPDIF-format digital audio output."
      },
      {
        "number": "74",
        "name": "DVDD33_6",
        "type": "power_in",
        "description": "Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "75",
        "name": "DVSS_8",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "76",
        "name": "GPIO0",
        "type": "bidirectional",
        "description": "General-purpose digital I/O, software-definable function."
      },
      {
        "number": "77",
        "name": "GPIO1",
        "type": "bidirectional",
        "description": "General-purpose digital I/O, software-definable function."
      },
      {
        "number": "78",
        "name": "MCU_SEL",
        "type": "input",
        "description": "Debug pin; default state is floating."
      },
      {
        "number": "79",
        "name": "HDRX_REXT",
        "type": "passive",
        "description": "Connect a 1.6 kΩ resistor to ground."
      },
      {
        "number": "80",
        "name": "AVDD33_1",
        "type": "power_in",
        "description": "Analog 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "81",
        "name": "HDRXCN",
        "type": "input",
        "description": "HD receive differential clock input, negative."
      },
      {
        "number": "82",
        "name": "HDRXCP",
        "type": "input",
        "description": "HD receive differential clock input, positive."
      },
      {
        "number": "83",
        "name": "AVDD25_4",
        "type": "power_in",
        "description": "Analog 2.5 V supply; VDD25 range 2.375-2.625 V, absolute maximum 2.75 V."
      },
      {
        "number": "84",
        "name": "AVSS_8",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "85",
        "name": "AVDD11_3",
        "type": "power_in",
        "description": "Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "86",
        "name": "AVDD33_2",
        "type": "power_in",
        "description": "Analog 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "87",
        "name": "HDRX0N",
        "type": "input",
        "description": "HD receive differential channel 0 data input, negative."
      },
      {
        "number": "88",
        "name": "HDRX0P",
        "type": "input",
        "description": "HD receive differential channel 0 data input, positive."
      },
      {
        "number": "89",
        "name": "AVDD11_4",
        "type": "power_in",
        "description": "Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "90",
        "name": "AVDD33_3",
        "type": "power_in",
        "description": "Analog 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "91",
        "name": "HDRX1N",
        "type": "input",
        "description": "HD receive differential channel 1 data input, negative."
      },
      {
        "number": "92",
        "name": "HDRX1P",
        "type": "input",
        "description": "HD receive differential channel 1 data input, positive."
      },
      {
        "number": "93",
        "name": "AVSS_9",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "94",
        "name": "AVDD11_5",
        "type": "power_in",
        "description": "Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V."
      },
      {
        "number": "95",
        "name": "AVDD33_4",
        "type": "power_in",
        "description": "Analog 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      },
      {
        "number": "96",
        "name": "HDRX2N",
        "type": "input",
        "description": "HD receive differential channel 2 data input, negative."
      },
      {
        "number": "97",
        "name": "HDRX2P",
        "type": "input",
        "description": "HD receive differential channel 2 data input, positive."
      },
      {
        "number": "98",
        "name": "AVSS_10",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "99",
        "name": "DVSS_9",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "100",
        "name": "DVDD33_7",
        "type": "power_in",
        "description": "Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V."
      }
    ],
    "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 datasheet gives only one package (LQFP-100, 14 mm x 14 mm), which matches the requested package.; Pins 10, 44 and 79 are labelled 'analog output' in the datasheet, but they are resistor-to-ground re; Pin 45 HDTXHPD is typed as a 5 V tolerant digital input in Table 8.1, but its description calls it a",
          "37/100 pins cited to the wrong page (name found elsewhere): ['6:AVSS_2@p13', '8:AVDD33_USB2@p13', '11:AVDD33_USB3@p13', '12:AVSS_3@p13']"
        ],
        "pages_sent": 25,
        "cost_usd": 0.1452,
        "at": "2026-10-21T01:49:45"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604440453312376832",
        "pages": 25,
        "sha256": "b7d6cfb4675e46aa",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 100,
        "described": 100,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ms2131.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "51720097260ffba41c3062f85f67623721102fa535901c47cb555a1f444feeb3",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ms2131-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a47d0fe6a3bc38c47756128eeb4f115de768bd4dc4c810965c2cdd7814c400ec",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}