CBM24AD99Q

{
  "slug": "cbm24ad99q",
  "version": "0.1.0",
  "type": "component",
  "description": "Corebai Microelectronics Analog To Digital Converters (ADC), TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "cbm24ad99q",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cbm24ad99q.kicad_sym",
    "cbm24ad99q.kicad_mod",
    "cbm24ad99q.glb",
    "cbm24ad99q.step",
    "cbm24ad99q.lbr",
    "docs/hero.png",
    "docs/cbm24ad99q-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cbm24ad99q-hero.glb",
    "cbm24ad99q-hero.overlay.json",
    "cbm24ad99q-etched.glb"
  ],
  "component": {
    "mpn": "CBM24AD99Q",
    "manufacturer": "Corebai Microelectronics",
    "package": "TQFP-64(10x10)",
    "pin_count": 64,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/29c09871f5d043e998ff2e697460de0c.pdf",
    "parts": {
      "symbol": "cbm24ad99q.kicad_sym",
      "footprint": "cbm24ad99q.kicad_mod",
      "model_3d": "cbm24ad99q-hero.glb",
      "model_3d_plain": "cbm24ad99q-etched.glb",
      "model_3d_step": "cbm24ad99q-etched.step",
      "model_3d_step_plain": "cbm24ad99q.step",
      "lbr": "cbm24ad99q.lbr"
    },
    "distributor_links": {
      "lcsc": "C23376608"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T09:41:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN8N",
        "type": "input",
        "description": "Differential analog negative input 8 (CBM24AD99Q only); connect unused analog inputs directly to AVDD."
      },
      {
        "number": "2",
        "name": "IN8P",
        "type": "input",
        "description": "Differential analog positive input 8 (CBM24AD99Q only); connect unused analog inputs directly to AVDD."
      },
      {
        "number": "3",
        "name": "IN7N",
        "type": "input",
        "description": "Differential analog negative input 7 (CBM24AD99Q only); connect unused analog inputs directly to AVDD."
      },
      {
        "number": "4",
        "name": "IN7P",
        "type": "input",
        "description": "Differential analog positive input 7 (CBM24AD99Q only); connect unused analog inputs directly to AVDD."
      },
      {
        "number": "5",
        "name": "IN6N",
        "type": "input",
        "description": "Differential analog negative input 6 (CBM24AD99Q-6 and CBM24AD99Q only); connect unused analog inputs directly to AVDD."
      },
      {
        "number": "6",
        "name": "IN6P",
        "type": "input",
        "description": "Differential analog positive input 6 (CBM24AD99Q-6 and CBM24AD99Q only); connect unused analog inputs directly to AVDD."
      },
      {
        "number": "7",
        "name": "IN5N",
        "type": "input",
        "description": "Differential analog negative input 5 (CBM24AD99Q-6 and CBM24AD99Q only); connect unused analog inputs directly to AVDD."
      },
      {
        "number": "8",
        "name": "IN5P",
        "type": "input",
        "description": "Differential analog positive input 5 (CBM24AD99Q-6 and CBM24AD99Q only); connect unused analog inputs directly to AVDD."
      },
      {
        "number": "9",
        "name": "IN4N",
        "type": "input",
        "description": "Differential analog negative input 4; connect unused analog inputs directly to AVDD."
      },
      {
        "number": "10",
        "name": "IN4P",
        "type": "input",
        "description": "Differential analog positive input 4; connect unused analog inputs directly to AVDD."
      },
      {
        "number": "11",
        "name": "IN3N",
        "type": "input",
        "description": "Differential analog negative input 3; connect unused analog inputs directly to AVDD."
      },
      {
        "number": "12",
        "name": "IN3P",
        "type": "input",
        "description": "Differential analog positive input 3; connect unused analog inputs directly to AVDD."
      },
      {
        "number": "13",
        "name": "IN2N",
        "type": "input",
        "description": "Differential analog negative input 2; connect unused analog inputs directly to AVDD."
      },
      {
        "number": "14",
        "name": "IN2P",
        "type": "input",
        "description": "Differential analog positive input 2; connect unused analog inputs directly to AVDD."
      },
      {
        "number": "15",
        "name": "IN1N",
        "type": "input",
        "description": "Differential analog negative input 1; connect unused analog inputs directly to AVDD."
      },
      {
        "number": "16",
        "name": "IN1P",
        "type": "input",
        "description": "Differential analog positive input 1; connect unused analog inputs directly to AVDD."
      },
      {
        "number": "17",
        "name": "SRB1",
        "type": "bidirectional",
        "description": "Stimulus, reference and bias signal 1, routable to the inverting inputs of all channels."
      },
      {
        "number": "18",
        "name": "SRB2",
        "type": "bidirectional",
        "description": "Stimulus, reference and bias signal 2, routable to the positive input of selected channels."
      },
      {
        "number": "19",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply; connect a 1 µF capacitor to AVSS."
      },
      {
        "number": "20",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "21",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply; connect a 1 µF capacitor to AVSS."
      },
      {
        "number": "22",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply; connect a 1 µF capacitor to AVSS."
      },
      {
        "number": "23",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "24",
        "name": "VREFP",
        "type": "bidirectional",
        "description": "Positive analog reference voltage; connect a minimum 10 µF capacitor to VREFN."
      },
      {
        "number": "25",
        "name": "VREFN",
        "type": "input",
        "description": "Negative analog reference voltage; connect to AVSS when using the internal reference."
      },
      {
        "number": "26",
        "name": "VCAP4",
        "type": "passive",
        "description": "Analog bypass capacitor pin; connect a 1 µF capacitor to AVSS."
      },
      {
        "number": "27",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; leave open."
      },
      {
        "number": "28",
        "name": "VCAP1",
        "type": "passive",
        "description": "Analog bypass capacitor pin; connect a 100 µF capacitor to AVSS."
      },
      {
        "number": "29",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; leave open."
      },
      {
        "number": "30",
        "name": "VCAP2",
        "type": "passive",
        "description": "Analog bypass capacitor pin; connect a 1 µF capacitor to AVSS."
      },
      {
        "number": "31",
        "name": "RESV1",
        "type": "input",
        "description": "Reserved for future use; connect directly to DGND."
      },
      {
        "number": "32",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "33",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "34",
        "name": "DIN",
        "type": "input",
        "description": "Serial data input."
      },
      {
        "number": "35",
        "name": "PWDN",
        "type": "input",
        "description": "Power-down, active low (PWDN_)."
      },
      {
        "number": "36",
        "name": "RESET",
        "type": "input",
        "description": "System reset, active low (RESET_)."
      },
      {
        "number": "37",
        "name": "CLK",
        "type": "input",
        "description": "Master clock input (external clock 1.5 to 2.25 MHz, typically 2.048 MHz, when CLKSEL = 0)."
      },
      {
        "number": "38",
        "name": "START",
        "type": "input",
        "description": "Synchronization signal to start or restart conversions."
      },
      {
        "number": "39",
        "name": "CS",
        "type": "input",
        "description": "Chip select, active low (CS_)."
      },
      {
        "number": "40",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input."
      },
      {
        "number": "41",
        "name": "DAISY_IN",
        "type": "input",
        "description": "Daisy-chain input."
      },
      {
        "number": "42",
        "name": "GPIO1",
        "type": "bidirectional",
        "description": "General-purpose I/O pin 1; if unused, connect to DGND with a resistor of at least 10 kΩ."
      },
      {
        "number": "43",
        "name": "DOUT",
        "type": "tri_state",
        "description": "Serial data output (high impedance when CS_ is high)."
      },
      {
        "number": "44",
        "name": "GPIO2",
        "type": "bidirectional",
        "description": "General-purpose I/O pin 2; if unused, connect to DGND with a resistor of at least 10 kΩ."
      },
      {
        "number": "45",
        "name": "GPIO3",
        "type": "bidirectional",
        "description": "General-purpose I/O pin 3; if unused, connect to DGND with a resistor of at least 10 kΩ."
      },
      {
        "number": "46",
        "name": "GPIO4",
        "type": "bidirectional",
        "description": "General-purpose I/O pin 4; if unused, connect to DGND with a resistor of at least 10 kΩ."
      },
      {
        "number": "47",
        "name": "DRDY",
        "type": "output",
        "description": "Data ready, active low (DRDY_)."
      },
      {
        "number": "48",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital supply; connect a 1 µF capacitor to DGND."
      },
      {
        "number": "49",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "50",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital supply; connect a 1 µF capacitor to DGND."
      },
      {
        "number": "51",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "52",
        "name": "CLKSEL",
        "type": "input",
        "description": "Master clock select (0 = external clock, 1 = internal oscillator); tie high to DVDD or low to DGND through a resistor of at least 10 kΩ."
      },
      {
        "number": "53",
        "name": "AVSS1",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "54",
        "name": "AVDD1",
        "type": "power_in",
        "description": "Analog supply; connect a 1 µF capacitor to AVSS1."
      },
      {
        "number": "55",
        "name": "VCAP3",
        "type": "passive",
        "description": "Analog bypass capacitor pin; connect a parallel combination of 1 µF and 0.1 µF capacitors to AVSS."
      },
      {
        "number": "56",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply; connect a 1 µF capacitor to AVSS."
      },
      {
        "number": "57",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "58",
        "name": "AVSS",
        "type": "power_in",
        "description": "Charge-pump analog ground."
      },
      {
        "number": "59",
        "name": "AVDD",
        "type": "power_in",
        "description": "Charge-pump analog supply; connect a 1 µF capacitor to AVSS (pin 58)."
      },
      {
        "number": "60",
        "name": "BIASREF",
        "type": "input",
        "description": "Bias drive non-inverting input."
      },
      {
        "number": "61",
        "name": "BIASINV",
        "type": "bidirectional",
        "description": "Bias drive inverting input."
      },
      {
        "number": "62",
        "name": "BIASIN",
        "type": "input",
        "description": "Bias drive input to the MUX."
      },
      {
        "number": "63",
        "name": "BIASOUT",
        "type": "output",
        "description": "Bias drive output."
      },
      {
        "number": "64",
        "name": "Reserved",
        "type": "unconnected",
        "description": "Reserved for future use (analog output); leave open."
      }
    ],
    "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: The pin table lists AVDD at 19,21,22,56,59 and then a separate row for pin 59 as charge-pump supply.; The pin figure (6.1) is an image and is not in the text. The pin numbers come only from the table. T; Pin types were inferred. VCAP1-4 are marked passive because they are bypass-capacitor pins. Pin 64 i"
        ],
        "pages_sent": 32,
        "cost_usd": 0.3503,
        "at": "2026-10-27T09:40:55"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/29c09871f5d043e998ff2e697460de0c.pdf",
        "pages": 42,
        "sha256": "7724ef787ba0b234",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cbm24ad99q.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "60567e81b0770b6c519104183a7a05ba52dddc11146b5fbe21434fbb5801696c",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cbm24ad99q-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "98534827382f98a51800f89fc30c40688c18f33069cb3d1760ec3943058e01a0",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}