CY8CMBR3108-LQXI

{
  "schema_version": 1,
  "type": "component",
  "slug": "cy8cmbr3108-lqxi",
  "title": "CY8CMBR3108-LQXI",
  "brief": "Cypress Semicon Touch Screen Controllers, QFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "data converters",
    "cy8cmbr3108-lqxi",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CY8CMBR3108-LQXI",
    "manufacturer": "Cypress Semicon",
    "package": "QFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Data Converters",
    "subcategory": "Touch Screen Controllers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/84bf84c5d972f25ef307ff42131728d5.pdf",
    "parts": {
      "symbol": "cy8cmbr3108-lqxi.kicad_sym",
      "footprint": "cy8cmbr3108-lqxi.kicad_mod",
      "model_3d": "cy8cmbr3108-lqxi-hero.glb",
      "model_3d_plain": "cy8cmbr3108-lqxi-etched.glb",
      "model_3d_step": "cy8cmbr3108-lqxi-etched.step",
      "model_3d_step_plain": "cy8cmbr3108-lqxi.step",
      "lbr": "cy8cmbr3108-lqxi.lbr"
    },
    "distributor_links": {
      "lcsc": "C511139",
      "digikey": "448-CY8CMBR3108-LQXI-ND",
      "mouser": "727-CY8CMBR3108-LQXI"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T09:23:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "448-CY8CMBR3108-LQXI-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "727-CY8CMBR3108-LQXI",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CS0/PS0",
        "type": "input",
        "description": "CapSense button / proximity sensor input that controls GPO0; connect to ground if unused."
      },
      {
        "number": "2",
        "name": "CS1/PS1",
        "type": "input",
        "description": "CapSense button / proximity sensor input that controls GPO1; connect to ground if unused."
      },
      {
        "number": "3",
        "name": "CMOD",
        "type": "passive",
        "description": "External modulator capacitor pin; connect a 2.2 nF/5 V/X7R or NPO capacitor."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal regulator output; connect a 0.1-µF decoupling capacitor if VDD > 1.8 V, or short to VDD if VDD is 1.71 V to 1.89 V."
      },
      {
        "number": "5",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Power for the I2C and HI lines; connect to VDD if unused."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input."
      },
      {
        "number": "7",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "8",
        "name": "CS4/GPO0",
        "type": "bidirectional",
        "description": "CapSense button / general purpose output (default GPO0); if unused connect to ground or see Unused GPO Pin Connection."
      },
      {
        "number": "9",
        "name": "CS5/GPO1",
        "type": "bidirectional",
        "description": "CapSense button / general purpose output (default GPO1); if unused connect to ground or see Unused GPO Pin Connection."
      },
      {
        "number": "10",
        "name": "CS6/GPO2",
        "type": "bidirectional",
        "description": "CapSense button / general purpose output (default GPO2); if unused connect to ground or see Unused GPO Pin Connection."
      },
      {
        "number": "11",
        "name": "CS7/GPO3/SH",
        "type": "bidirectional",
        "description": "CapSense button / GPO / shield electrode (SPO1 in the register map, default GPO3); see Unused SPO Pin Connection if unused."
      },
      {
        "number": "12",
        "name": "CS2/GUARD",
        "type": "input",
        "description": "CapSense button controlling GPO2 / guard sensor; functions as AXRES reset during boot-up so must not be grounded at power-up, connect to VDD if unused."
      },
      {
        "number": "13",
        "name": "CS3",
        "type": "input",
        "description": "CapSense button that controls GPO3; connect to ground if unused."
      },
      {
        "number": "14",
        "name": "I2C SDA",
        "type": "bidirectional",
        "description": "I2C data line; pull up if unused."
      },
      {
        "number": "15",
        "name": "I2C SCL",
        "type": "bidirectional",
        "description": "I2C clock line; pull up if unused."
      },
      {
        "number": "16",
        "name": "HI/BUZ",
        "type": "output",
        "description": "Host interrupt / buzzer output (SPO0 in the register map); supply for buzzer and HI pull-up should equal VDDIO."
      },
      {
        "number": "17",
        "name": "Center Pad",
        "type": "passive",
        "description": "Exposed pad; connect to VSS for best mechanical, thermal and electrical performance, otherwise leave floating and not connected to any other signal."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet gives no explicit electrical type for CS0/PS0, CS1/PS1, CS2/GUARD, CS3, CMOD; types inferr; Pin 17 exposed pad is numbered 17 in the datasheet table; package 3x3 inferred from features list (1; CS2/GUARD (pin 12) acts as AXRES reset during boot-up (footnote 6)."
        ],
        "pages_sent": 17,
        "cost_usd": 0.1977,
        "at": "2026-10-31T09:23:22"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/84bf84c5d972f25ef307ff42131728d5.pdf",
        "pages": 42,
        "sha256": "c922377abc0466b1",
        "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": "cy8cmbr3108-lqxi.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3,
          3,
          0.785
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cy8cmbr3108-lqxi-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3,
          3,
          0.785
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "a6ecb859fe97506d1b0a4afc092e705865b362daa7fbfb863663eeec025fcde1",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Cypress Semicon",
      "Package": "QFN-16-EP(3x3)",
      "Category": "Data Converters",
      "Pins": "17"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cy8cmbr3108-lqxi"
  ],
  "discovery_pitch": "CY8CMBR3108-LQXI (Cypress Semicon) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cy8cmbr3108-lqxi.kicad_sym",
    "cy8cmbr3108-lqxi.kicad_mod",
    "cy8cmbr3108-lqxi.glb",
    "cy8cmbr3108-lqxi.step",
    "cy8cmbr3108-lqxi.lbr",
    "docs/hero.png",
    "docs/cy8cmbr3108-lqxi-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cy8cmbr3108-lqxi-hero.glb",
    "cy8cmbr3108-lqxi-hero.overlay.json",
    "cy8cmbr3108-lqxi-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}