TLV320AIC1110PBSR

{
  "slug": "tlv320aic1110pbsr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Audio Interface ICs, TQFP-32(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "interface",
    "tlv320aic1110pbsr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "tlv320aic1110pbsr.step",
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  "component": {
    "mpn": "TLV320AIC1110PBSR",
    "manufacturer": "Texas Instruments",
    "package": "TQFP-32(5x5)",
    "pin_count": 32,
    "category": "Interface",
    "subcategory": "Audio Interface ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tlv320aic1110.pdf",
    "parts": {
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      "lbr": "tlv320aic1110pbsr.lbr"
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    "distributor_links": {
      "lcsc": "C2866185",
      "digikey": "TLV320AIC1110PBSR-ND",
      "mouser": "595-TLV320AIC1110PSR"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T22:56:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TLV320AIC1110PBSR-ND",
        "status": "found"
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      "mouser": {
        "pn": "595-TLV320AIC1110PSR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "MBIAS",
        "type": "output",
        "description": "Microphone bias supply output with no decoupling capacitors."
      },
      {
        "number": "2",
        "name": "MIC1P",
        "type": "input",
        "description": "MIC1 non-inverting (+) differential microphone input."
      },
      {
        "number": "3",
        "name": "MIC1N",
        "type": "input",
        "description": "MIC1 inverting (-) differential microphone input."
      },
      {
        "number": "4",
        "name": "MIC2P",
        "type": "input",
        "description": "MIC2 non-inverting (+) differential microphone input."
      },
      {
        "number": "5",
        "name": "MIC2N",
        "type": "input",
        "description": "MIC2 inverting (-) differential microphone input."
      },
      {
        "number": "6",
        "name": "REXT",
        "type": "bidirectional",
        "description": "Internal reference current setting terminal that requires a precision 100-kΩ resistor and no filtering capacitors."
      },
      {
        "number": "7",
        "name": "MUXIN",
        "type": "input",
        "description": "Analog MUX input to the 2-channel auxiliary analog switch."
      },
      {
        "number": "8",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog negative power supply, used as the ground connection."
      },
      {
        "number": "9",
        "name": "MUXOUT1",
        "type": "input",
        "description": "Analog MUX output of the auxiliary analog switch."
      },
      {
        "number": "10",
        "name": "MUXOUT2",
        "type": "input",
        "description": "Analog MUX output of the auxiliary analog switch."
      },
      {
        "number": "11",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C-bus serial address/data line, open-drain, requiring a pullup resistor to VDD (typically 10 kΩ for 100 kHz)."
      },
      {
        "number": "12",
        "name": "SCL",
        "type": "input",
        "description": "I2C-bus serial clock input used to synchronize data transfer to and from the PCM codec."
      },
      {
        "number": "13",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital positive power supply, 2.7 V to 3.3 V."
      },
      {
        "number": "14",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital negative power supply, used as ground."
      },
      {
        "number": "15",
        "name": "PCMI",
        "type": "input",
        "description": "Receive PCM data input."
      },
      {
        "number": "16",
        "name": "PCMO",
        "type": "output",
        "description": "Transmit PCM data output."
      },
      {
        "number": "17",
        "name": "PCMCLK",
        "type": "input",
        "description": "PCM data clock input."
      },
      {
        "number": "18",
        "name": "PCMSYN",
        "type": "input",
        "description": "PCM frame sync input."
      },
      {
        "number": "19",
        "name": "BUZZCON",
        "type": "output",
        "description": "Pulse-density modulated buzzer output to drive an external buzzer driver."
      },
      {
        "number": "20",
        "name": "PWRUPSEL",
        "type": "input",
        "description": "Selects the power-up default mode; tying it to VCC enables voice-mode-only general-purpose PCM codec operation."
      },
      {
        "number": "21",
        "name": "RESET",
        "type": "input",
        "description": "Active-low reset input."
      },
      {
        "number": "22",
        "name": "MCLK",
        "type": "input",
        "description": "Master system clock input at 2.048 MHz, digital."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground return for the bandgap internal reference, used as a ground connection."
      },
      {
        "number": "24",
        "name": "PLLVSS",
        "type": "power_in",
        "description": "PLL negative power supply."
      },
      {
        "number": "25",
        "name": "PLLVDD",
        "type": "power_in",
        "description": "PLL digital positive power supply, 2.7 V to 3.3 V."
      },
      {
        "number": "26",
        "name": "EARVSS",
        "type": "power_in",
        "description": "Analog negative power supply for the earphone amplifiers."
      },
      {
        "number": "27",
        "name": "EAR1ON",
        "type": "output",
        "description": "Earphone 1 amplifier differential output (-); load impedance 8 to 32 Ω between EAR1OP and EAR1ON."
      },
      {
        "number": "28",
        "name": "EARVDD",
        "type": "power_in",
        "description": "Analog positive power supply for the earphone amplifiers, 2.7 V to 3.3 V."
      },
      {
        "number": "29",
        "name": "EAR1OP",
        "type": "output",
        "description": "Earphone 1 amplifier differential output (+); load impedance 8 to 32 Ω between EAR1OP and EAR1ON."
      },
      {
        "number": "30",
        "name": "EARVSS",
        "type": "power_in",
        "description": "Analog negative power supply for the earphone amplifiers."
      },
      {
        "number": "31",
        "name": "EAR2O",
        "type": "output",
        "description": "Earphone 2 single-ended amplifier output; load impedance 32 Ω."
      },
      {
        "number": "32",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog positive power supply, 2.7 V to 3.3 V."
      }
    ],
    "provenance": {
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      "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": [],
        "pages_sent": 12,
        "cost_usd": 0.0249,
        "at": "2026-11-05T22:56:25"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tlv320aic1110.pdf",
        "pages": 41,
        "sha256": "a76f804992dacb8e",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 32,
        "described": 32,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}