TLV320AIC29IRGZR

{
  "slug": "tlv320aic29irgzr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Audio Interface ICs, VQFN-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "tlv320aic29irgzr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tlv320aic29irgzr.kicad_sym",
    "tlv320aic29irgzr.kicad_mod",
    "tlv320aic29irgzr.glb",
    "tlv320aic29irgzr.step",
    "tlv320aic29irgzr.lbr",
    "docs/hero.png",
    "docs/tlv320aic29irgzr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tlv320aic29irgzr-hero.glb",
    "tlv320aic29irgzr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TLV320AIC29IRGZR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-48(7x7)",
    "pin_count": 49,
    "category": "Interface",
    "subcategory": "Audio Interface ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tlv320aic29",
    "parts": {
      "symbol": "tlv320aic29irgzr.kicad_sym",
      "footprint": "tlv320aic29irgzr.kicad_mod",
      "model_3d": "tlv320aic29irgzr-hero.glb",
      "model_3d_plain": "tlv320aic29irgzr.glb",
      "model_3d_step": "tlv320aic29irgzr-etched.step",
      "model_3d_step_plain": "tlv320aic29irgzr.step",
      "lbr": "tlv320aic29irgzr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2151238",
      "digikey": "TLV320AIC29IRGZR-ND",
      "mouser": "595-TLV320AIC29IRGZR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T15:35:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TLV320AIC29IRGZR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TLV320AIC29IRGZR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IOVDD",
        "type": "power_in",
        "description": "IO supply for the digital interface; absolute maximum IOVDD to DVSS is -0.3 V to 3.9 V."
      },
      {
        "number": "2",
        "name": "PWR_DN",
        "type": "input",
        "description": "Hardware power-down input for the device."
      },
      {
        "number": "3",
        "name": "RESET",
        "type": "input",
        "description": "Hardware reset input for the device."
      },
      {
        "number": "4",
        "name": "GPIO2",
        "type": "bidirectional",
        "description": "General-purpose I/O; can also be used for headset detection interrupt or CLKOUT, per the register descriptions."
      },
      {
        "number": "5",
        "name": "GPIO1",
        "type": "bidirectional",
        "description": "General-purpose I/O; can also be used for button press detect interrupt or ADC word-select (ADWS), per the register descriptions."
      },
      {
        "number": "6",
        "name": "AVDD2",
        "type": "power_in",
        "description": "PLL analog power supply; absolute maximum AVDD1/2 to AVSS1/2 is -0.3 V to 3.9 V."
      },
      {
        "number": "7",
        "name": "AVSS2",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "8",
        "name": "AVDD1",
        "type": "power_in",
        "description": "Analog power supply for audio ADC, DAC, reference and SAR ADC; absolute maximum AVDD1/2 to AVSS1/2 is -0.3 V to 3.9 V."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin, listed as NC in the terminal functions table."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin, listed as NC in the terminal functions table."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin, listed as NC in the terminal functions table."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin, listed as NC in the terminal functions table."
      },
      {
        "number": "13",
        "name": "AVSS1",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "14",
        "name": "VREF",
        "type": "power_in",
        "description": "Reference voltage for the SAR ADC; the internal reference (1.25 V or 2.5 V) can be used, or an external reference applied, per the operation section."
      },
      {
        "number": "15",
        "name": "VBAT",
        "type": "power_in",
        "description": "Battery monitor input for direct battery measurement; input voltage limit to AVSS1/2 is -0.3 V to 6 V."
      },
      {
        "number": "16",
        "name": "AUX2",
        "type": "input",
        "description": "Secondary auxiliary analog input to the SAR ADC."
      },
      {
        "number": "17",
        "name": "AUX1",
        "type": "input",
        "description": "First auxiliary analog input to the SAR ADC."
      },
      {
        "number": "18",
        "name": "BUZZ_IN/CP_INN",
        "type": "input",
        "description": "Buzzer input from the cell phone module, or inverting input from the cell phone module in differential mode."
      },
      {
        "number": "19",
        "name": "CP_OUTP",
        "type": "output",
        "description": "Non-inverted output to the cell phone module."
      },
      {
        "number": "20",
        "name": "CP_INP",
        "type": "input",
        "description": "Non-inverting input from the cell phone module."
      },
      {
        "number": "21",
        "name": "MICIN_HND",
        "type": "input",
        "description": "Handset microphone input."
      },
      {
        "number": "22",
        "name": "MICBIAS_HND",
        "type": "power_out",
        "description": "Handset microphone bias voltage output."
      },
      {
        "number": "23",
        "name": "MICIN_HED",
        "type": "input",
        "description": "Headset microphone input."
      },
      {
        "number": "24",
        "name": "MICBIAS_HED",
        "type": "power_out",
        "description": "Headset microphone bias voltage output."
      },
      {
        "number": "25",
        "name": "MIC_DETECT_IN",
        "type": "input",
        "description": "Microphone detect input used for headset detection."
      },
      {
        "number": "26",
        "name": "OUT32N",
        "type": "output",
        "description": "Receiver (32-ohm differential earpiece) driver output."
      },
      {
        "number": "27",
        "name": "SPK1",
        "type": "output",
        "description": "Headset driver output or receiver driver output."
      },
      {
        "number": "28",
        "name": "SPK2",
        "type": "output",
        "description": "Headset driver output."
      },
      {
        "number": "29",
        "name": "DRVDD",
        "type": "power_in",
        "description": "Headphone driver power supply; absolute maximum DRVDD to DRVSS1/2 is -0.3 V to 3.9 V."
      },
      {
        "number": "30",
        "name": "SPKFC",
        "type": "input",
        "description": "Driver feedback and speaker detect input."
      },
      {
        "number": "31",
        "name": "VGND/CP_OUTN",
        "type": "output",
        "description": "Virtual ground for audio output, or inverted output to the cell phone module in differential mode."
      },
      {
        "number": "32",
        "name": "DRVSS1",
        "type": "power_in",
        "description": "Driver ground."
      },
      {
        "number": "33",
        "name": "OUT8N",
        "type": "output",
        "description": "Loudspeaker driver output (negative side of BTL pair)."
      },
      {
        "number": "34",
        "name": "BVDD",
        "type": "power_in",
        "description": "Battery power supply for the speaker driver; absolute maximum BVDD to DRVSS1/2 is -0.3 V to 4.5 V."
      },
      {
        "number": "35",
        "name": "OUT8P",
        "type": "output",
        "description": "Loudspeaker driver output (positive side of BTL pair)."
      },
      {
        "number": "36",
        "name": "DRVSS2",
        "type": "power_in",
        "description": "Driver ground."
      },
      {
        "number": "37",
        "name": "DAV",
        "type": "output",
        "description": "Auxiliary data available output."
      },
      {
        "number": "38",
        "name": "SS",
        "type": "input",
        "description": "SPI slave select input."
      },
      {
        "number": "39",
        "name": "MOSI",
        "type": "input",
        "description": "SPI serial data input."
      },
      {
        "number": "40",
        "name": "MISO",
        "type": "output",
        "description": "SPI serial data output."
      },
      {
        "number": "41",
        "name": "SCLK",
        "type": "input",
        "description": "SPI serial clock input."
      },
      {
        "number": "42",
        "name": "MCLK",
        "type": "input",
        "description": "Master clock input."
      },
      {
        "number": "43",
        "name": "SDOUT",
        "type": "output",
        "description": "Audio data output."
      },
      {
        "number": "44",
        "name": "SDIN",
        "type": "input",
        "description": "Audio data input."
      },
      {
        "number": "45",
        "name": "WCLK",
        "type": "bidirectional",
        "description": "Audio word clock; direction depends on master or slave mode."
      },
      {
        "number": "46",
        "name": "BCLK",
        "type": "bidirectional",
        "description": "Audio bit clock; direction depends on master or slave mode."
      },
      {
        "number": "47",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital core supply."
      },
      {
        "number": "48",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital core and IO ground."
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: Pin numbers and names were taken from the 'Terminal Functions' table on page 3. The top-view pin dia; Electrical types are inferred from the function descriptions, not from a stated electrical spec tabl; Only the 48-pin RGZ package (VQFN-48, 7x7) is described in this text, which matches the requested pa",
          "exposed pad 49 added from the footprint"
        ],
        "pages_sent": 13,
        "cost_usd": 0.107,
        "at": "2026-10-08T15:35:28"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tlv320aic29",
        "pages": 89,
        "sha256": "bf0db08cb73fc5c7",
        "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": "tlv320aic29irgzr.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": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tlv320aic29irgzr-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": "c55b1a79d02bbba78c50cbdd0a96745f44d5a9536bf8f41fcd1b290825f47ae9",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}