MAX98089ETN+T

{
  "slug": "max98089etn-t",
  "version": "0.1.0",
  "type": "component",
  "description": "Maxim Integrated Audio Interface ICs, TQFN-56(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "communication interface chip-uart-485-232",
    "max98089etn+t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "path": "docs/hero.png"
  },
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    "max98089etn-t.kicad_mod",
    "max98089etn-t.glb",
    "max98089etn-t.step",
    "max98089etn-t.lbr",
    "docs/hero.png",
    "docs/max98089etn-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "max98089etn-t-hero.glb",
    "max98089etn-t-hero.overlay.json",
    "max98089etn-t-etched.glb"
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  "component": {
    "mpn": "MAX98089ETN+T",
    "manufacturer": "Maxim Integrated",
    "package": "TQFN-56(7x7)",
    "pin_count": 57,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "Audio Interface ICs",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/MAX98089.pdf",
    "parts": {
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      "lbr": "max98089etn-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C2651816",
      "digikey": "MAX98089ETN+TTR-ND",
      "mouser": "700-MAX98089ETN+T"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T01:26:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MAX98089ETN+TTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "700-MAX98089ETN+T",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SDOUTS2",
        "type": "output",
        "description": "S2 digital audio serial-data ADC output, with its output voltage referenced to DVDDS2."
      },
      {
        "number": "2",
        "name": "BCLKS2",
        "type": "bidirectional",
        "description": "S2 digital audio bit clock, an input in slave mode and an output in master mode, referenced to DVDDS2."
      },
      {
        "number": "3",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "4",
        "name": "LRCLKS2",
        "type": "bidirectional",
        "description": "S2 audio sample-rate clock (frame sync in TDM mode), an input in slave mode and an output in master mode, referenced to DVDDS2."
      },
      {
        "number": "5",
        "name": "MCLK",
        "type": "input",
        "description": "Master clock input; acceptable input frequency range is 10MHz to 60MHz."
      },
      {
        "number": "6",
        "name": "DVDDS1",
        "type": "power_in",
        "description": "Digital audio interface power-supply input for S1; bypass to DGND with a 1µF capacitor."
      },
      {
        "number": "7",
        "name": "SDOUTS1",
        "type": "output",
        "description": "S1 digital audio serial-data ADC output, with its output voltage referenced to DVDDS1."
      },
      {
        "number": "8",
        "name": "BCLKS1",
        "type": "bidirectional",
        "description": "S1 digital audio bit clock, an input in slave mode and an output in master mode, referenced to DVDDS1."
      },
      {
        "number": "9",
        "name": "SDINS1",
        "type": "input",
        "description": "S1 digital audio serial-data DAC input, referenced to DVDDS1."
      },
      {
        "number": "10",
        "name": "LRCLKS1",
        "type": "bidirectional",
        "description": "S1 audio sample-rate clock (frame sync in TDM mode), an input in slave mode and an output in master mode."
      },
      {
        "number": "11",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "12",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "13",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "14",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "15",
        "name": "SPKRN",
        "type": "output",
        "description": "Negative right-channel Class D speaker output."
      },
      {
        "number": "16",
        "name": "SPKRGND",
        "type": "power_in",
        "description": "Right-speaker ground."
      },
      {
        "number": "17",
        "name": "SPKRP",
        "type": "output",
        "description": "Positive right-channel Class D speaker output."
      },
      {
        "number": "18",
        "name": "SPKRVDD",
        "type": "power_in",
        "description": "Right-speaker power supply; bypass to SPKRGND with a 1µF capacitor."
      },
      {
        "number": "19",
        "name": "SPKLVDD",
        "type": "power_in",
        "description": "Left-speaker, REF and receiver amplifier power supply; bypass to SPKLGND with a 1µF and a 10µF capacitor."
      },
      {
        "number": "20",
        "name": "SPKLP",
        "type": "output",
        "description": "Positive left-channel Class D speaker output."
      },
      {
        "number": "21",
        "name": "SPKLGND",
        "type": "power_in",
        "description": "Left-speaker ground."
      },
      {
        "number": "22",
        "name": "SPKLN",
        "type": "output",
        "description": "Negative left-channel Class D speaker output."
      },
      {
        "number": "23",
        "name": "RECN/LOUTR/RXINN",
        "type": "bidirectional",
        "description": "Negative receiver amplifier output or right line output; can also serve as the negative bypass-switch input when the receiver amplifier is shut down."
      },
      {
        "number": "24",
        "name": "RECP/LOUTL/RXINP",
        "type": "bidirectional",
        "description": "Positive receiver amplifier output or left line output; can also serve as the positive bypass-switch input when the receiver amplifier is shut down."
      },
      {
        "number": "25",
        "name": "PVDD",
        "type": "power_in",
        "description": "Headphone power supply; bypass to HPGND with a 1µF and a 10µF capacitor."
      },
      {
        "number": "26",
        "name": "C1P",
        "type": "passive",
        "description": "Charge-pump flying capacitor positive terminal; connect a 1µF ceramic capacitor between C1N and C1P."
      },
      {
        "number": "27",
        "name": "C1N",
        "type": "passive",
        "description": "Charge-pump flying capacitor negative terminal; connect a 1µF ceramic capacitor between C1N and C1P."
      },
      {
        "number": "28",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "29",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "30",
        "name": "HPGND",
        "type": "power_in",
        "description": "Headphone ground."
      },
      {
        "number": "31",
        "name": "HPVSS",
        "type": "power_out",
        "description": "Inverting charge-pump output; bypass to HPGND with a 1µF ceramic capacitor."
      },
      {
        "number": "32",
        "name": "HPVDD",
        "type": "power_out",
        "description": "Noninverting charge-pump output; bypass to HPGND with a 1µF ceramic capacitor."
      },
      {
        "number": "33",
        "name": "HPL",
        "type": "output",
        "description": "Left-channel headphone output."
      },
      {
        "number": "34",
        "name": "HPSNS",
        "type": "input",
        "description": "Headphone amplifier ground sense; connect to the headphone jack ground terminal for optimal performance or to PCB ground."
      },
      {
        "number": "35",
        "name": "HPR",
        "type": "output",
        "description": "Right-channel headphone output."
      },
      {
        "number": "36",
        "name": "INB2",
        "type": "input",
        "description": "Single-ended line input B2, also the positive differential line input B."
      },
      {
        "number": "37",
        "name": "INB1",
        "type": "input",
        "description": "Single-ended line input B1, also the negative differential line input B."
      },
      {
        "number": "38",
        "name": "INA2/EXTMICN",
        "type": "input",
        "description": "Single-ended line input A2, also the positive differential line input A or the negative differential external microphone input."
      },
      {
        "number": "39",
        "name": "INA1/EXTMICP",
        "type": "input",
        "description": "Single-ended line input A1, also the negative differential line input A or the positive differential external microphone input."
      },
      {
        "number": "40",
        "name": "MIC1P/DIGMICDATA",
        "type": "input",
        "description": "Positive differential microphone 1 input, AC-coupled with a series 1µF capacitor; can be retasked as a digital microphone data input."
      },
      {
        "number": "41",
        "name": "MIC1N/DIGMICCLK",
        "type": "bidirectional",
        "description": "Negative differential microphone 1 input, AC-coupled with a series 1µF capacitor; can be retasked as a digital microphone clock output."
      },
      {
        "number": "42",
        "name": "MIC2P",
        "type": "input",
        "description": "Positive differential microphone 2 input, AC-coupled with a series 1µF capacitor."
      },
      {
        "number": "43",
        "name": "MIC2N",
        "type": "input",
        "description": "Negative differential microphone 2 input, AC-coupled with a series 1µF capacitor."
      },
      {
        "number": "44",
        "name": "MICBIAS",
        "type": "power_out",
        "description": "Low-noise bias voltage output of 2.2V for microphones; an external 2.2kΩ resistor should be placed between MICBIAS and the microphone output."
      },
      {
        "number": "45",
        "name": "JACKSNS",
        "type": "input",
        "description": "Jack sense input that detects insertion and removal of a jack; in typical applications connect to the MIC pole of the jack."
      },
      {
        "number": "46",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "47",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "48",
        "name": "REF",
        "type": "passive",
        "description": "Converter reference; bypass to AGND with a 2.2µF capacitor."
      },
      {
        "number": "49",
        "name": "REG",
        "type": "passive",
        "description": "Common-mode voltage reference; bypass to AGND with a 1µF capacitor."
      },
      {
        "number": "50",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog power supply; bypass to AGND with a 1µF capacitor."
      },
      {
        "number": "51",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial-clock input; connect a pullup resistor to DVDD for full output swing."
      },
      {
        "number": "52",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial-data input/output; connect a pullup resistor to DVDD for full output swing."
      },
      {
        "number": "53",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital power supply for the digital core and I2C interface; bypass to DGND with a 1µF capacitor."
      },
      {
        "number": "54",
        "name": "SDINS2",
        "type": "input",
        "description": "S2 digital audio serial-data DAC input, referenced to DVDDS2."
      },
      {
        "number": "55",
        "name": "DVDDS2",
        "type": "power_in",
        "description": "Digital audio interface power-supply input for S2; bypass to DGND with a 1µF capacitor."
      },
      {
        "number": "56",
        "name": "IRQ",
        "type": "output",
        "description": "Hardware interrupt output that pulls low when bits in status register 0x00 change state; connect a 10kΩ pullup resistor to DVDD for full output swing."
      },
      {
        "number": "57",
        "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 mapping was taken from the TQFN-EP column of the Bump/Pin Description table (pages 57-59), which; Page 128 ordering table confirms MAX98089ETN+T is a 56-pin TQFN-EP part (-40°C to +85°C), so the 56-; Pin types for dual-function pins are judgment calls from the datasheet text, not stated as KiCad cla",
          "exposed pad 57 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint",
          "2/57 pins cited to the wrong page (name found elsewhere): ['12:N.C.@p57', '13:N.C.@p57']"
        ],
        "pages_sent": 18,
        "cost_usd": 0.1486,
        "at": "2026-10-29T01:25:46"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/MAX98089.pdf",
        "pages": 133,
        "sha256": "891c4d2f5cc45e8c",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 57,
        "described": 57,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "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": "b42d9b0c7a8d55564f4e9bb74be3ab877d958a268411c07a496787496cfb1b99",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "max98089etn-t-etched.step",
        "role": "eda",
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        "sha256": "450435c00a7ab0a56ada6afdaa4878cd346cd514f792a9388868e5cd10c4a81b",
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      }
    ]
  }
}