DIX4192TPFBRQ1

{
  "slug": "dix4192tpfbrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Audio Interface ICs, TQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "interface",
    "dix4192tpfbrq1",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "DIX4192TPFBRQ1",
    "manufacturer": "Texas Instruments",
    "package": "TQFP-48(7x7)",
    "pin_count": 48,
    "category": "Interface",
    "subcategory": "Audio Interface ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/dix4192-q1",
    "parts": {
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      "footprint": "dix4192tpfbrq1.kicad_mod",
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      "lbr": "dix4192tpfbrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2871362",
      "digikey": "296-46968-2-ND",
      "mouser": "595-DIX4192TPFBRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T23:34:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-46968-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-DIX4192TPFBRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RX1+",
        "type": "input",
        "description": "Line receiver 1 noninverting input; differential input sensitivity is listed as 150 to 200 mV with 150 mV input hysteresis, and line receiver input voltage is limited to (VDD33 + 0.3) V."
      },
      {
        "number": "2",
        "name": "RX1–",
        "type": "input",
        "description": "Line receiver 1 inverting input; differential input sensitivity is listed as 150 to 200 mV with 150 mV input hysteresis, and line receiver input voltage is limited to (VDD33 + 0.3) V."
      },
      {
        "number": "3",
        "name": "RX2+",
        "type": "input",
        "description": "Line receiver 2 noninverting input; differential input sensitivity is listed as 150 to 200 mV with 150 mV input hysteresis, and line receiver input voltage is limited to (VDD33 + 0.3) V."
      },
      {
        "number": "4",
        "name": "RX2–",
        "type": "input",
        "description": "Line receiver 2 inverting input; differential input sensitivity is listed as 150 to 200 mV with 150 mV input hysteresis, and line receiver input voltage is limited to (VDD33 + 0.3) V."
      },
      {
        "number": "5",
        "name": "RX3+",
        "type": "input",
        "description": "Line receiver 3 noninverting input; differential input sensitivity is listed as 150 to 200 mV with 150 mV input hysteresis, and line receiver input voltage is limited to (VDD33 + 0.3) V."
      },
      {
        "number": "6",
        "name": "RX3–",
        "type": "input",
        "description": "Line receiver 3 inverting input; differential input sensitivity is listed as 150 to 200 mV with 150 mV input hysteresis, and line receiver input voltage is limited to (VDD33 + 0.3) V."
      },
      {
        "number": "7",
        "name": "RX4+",
        "type": "input",
        "description": "Line receiver 4 noninverting input; differential input sensitivity is listed as 150 to 200 mV with 150 mV input hysteresis, and line receiver input voltage is limited to (VDD33 + 0.3) V."
      },
      {
        "number": "8",
        "name": "RX4–",
        "type": "input",
        "description": "Line receiver 4 inverting input; differential input sensitivity is listed as 150 to 200 mV with 150 mV input hysteresis, and line receiver input voltage is limited to (VDD33 + 0.3) V."
      },
      {
        "number": "9",
        "name": "VCC",
        "type": "power_in",
        "description": "DIR comparator and PLL power supply, 3.3 V nominal; recommended range 3.0 to 3.6 V."
      },
      {
        "number": "10",
        "name": "AGND",
        "type": "power_in",
        "description": "DIR comparator and PLL power-supply ground."
      },
      {
        "number": "11",
        "name": "LOCK",
        "type": "output",
        "description": "DIR PLL lock flag, active low; it is asserted only when both the AES3 decoder and PLL2 indicate lock."
      },
      {
        "number": "12",
        "name": "RXCKO",
        "type": "output",
        "description": "DIR recovered master clock output, described as tri-state."
      },
      {
        "number": "13",
        "name": "RXCKI",
        "type": "input",
        "description": "DIR reference clock input."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal signal connection; internally bonded to the ESD pad."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal signal connection; internally bonded to the ESD pad."
      },
      {
        "number": "16",
        "name": "DGND1",
        "type": "power_in",
        "description": "Digital core ground."
      },
      {
        "number": "17",
        "name": "VDD18",
        "type": "power_in",
        "description": "Digital core supply, 1.8 V nominal; recommended range 1.65 to 1.95 V and absolute maximum 2 V."
      },
      {
        "number": "18",
        "name": "CPM",
        "type": "input",
        "description": "Control port mode select: 0 selects SPI mode and 1 selects I2C mode."
      },
      {
        "number": "19",
        "name": "CS/A0",
        "type": "input",
        "description": "Active-low chip select in SPI mode, or programmable slave address bit A0 in I2C mode."
      },
      {
        "number": "20",
        "name": "CCLK/SCL",
        "type": "input",
        "description": "Serial data clock for SPI mode or I2C mode (SCL)."
      },
      {
        "number": "21",
        "name": "CDIN/A1",
        "type": "input",
        "description": "SPI serial data input, or programmable slave address bit A1 in I2C mode."
      },
      {
        "number": "22",
        "name": "CDOUT/SDA",
        "type": "bidirectional",
        "description": "SPI serial data output (tri-state when CS is high), or serial data I/O (SDA) in I2C mode."
      },
      {
        "number": "23",
        "name": "INT",
        "type": "output",
        "description": "Interrupt flag, active-low open-drain output that requires a pullup to VIO (10 kΩ is suggested for most applications)."
      },
      {
        "number": "24",
        "name": "RST",
        "type": "input",
        "description": "Reset input, active low."
      },
      {
        "number": "25",
        "name": "MCLK",
        "type": "input",
        "description": "Master clock input, 1 to 27.7 MHz with 45% to 55% duty cycle."
      },
      {
        "number": "26",
        "name": "GPO1",
        "type": "output",
        "description": "General-purpose output 1, forced low/high or driven from an internal logic node selected through control registers 0x1B to 0x1E."
      },
      {
        "number": "27",
        "name": "GPO2",
        "type": "output",
        "description": "General-purpose output 2, forced low/high or driven from an internal logic node selected through control registers 0x1B to 0x1E."
      },
      {
        "number": "28",
        "name": "GPO3",
        "type": "output",
        "description": "General-purpose output 3, forced low/high or driven from an internal logic node selected through control registers 0x1B to 0x1E."
      },
      {
        "number": "29",
        "name": "GPO4",
        "type": "output",
        "description": "General-purpose output 4, forced low/high or driven from an internal logic node selected through control registers 0x1B to 0x1E."
      },
      {
        "number": "30",
        "name": "DGND2",
        "type": "power_in",
        "description": "DIR line receiver bias and DIT line driver digital ground."
      },
      {
        "number": "31",
        "name": "TX–",
        "type": "output",
        "description": "DIT line driver inverting output; differential output is 5.4 VPP into a 110 Ω load across TX+ and TX-."
      },
      {
        "number": "32",
        "name": "TX+",
        "type": "output",
        "description": "DIT line driver noninverting output; differential output is 5.4 VPP into a 110 Ω load across TX+ and TX-."
      },
      {
        "number": "33",
        "name": "VDD33",
        "type": "power_in",
        "description": "DIR line receiver bias and DIT line driver supply, 3.3 V nominal; recommended range 3.0 to 3.6 V."
      },
      {
        "number": "34",
        "name": "AESOUT",
        "type": "output",
        "description": "DIT buffered AES3-encoded CMOS logic-level output; forced low when AESOFF is set."
      },
      {
        "number": "35",
        "name": "BLS",
        "type": "bidirectional",
        "description": "DIT block start clock, configured as input or output by the BLSM register bit."
      },
      {
        "number": "36",
        "name": "SYNC",
        "type": "output",
        "description": "DIT internal sync clock output."
      },
      {
        "number": "37",
        "name": "BCKA",
        "type": "bidirectional",
        "description": "Audio serial port A bit clock."
      },
      {
        "number": "38",
        "name": "LRCKA",
        "type": "bidirectional",
        "description": "Audio serial port A left/right clock."
      },
      {
        "number": "39",
        "name": "SDINA",
        "type": "input",
        "description": "Audio serial port A data input."
      },
      {
        "number": "40",
        "name": "SDOUTA",
        "type": "output",
        "description": "Audio serial port A data output."
      },
      {
        "number": "41",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal signal connection; internally bonded to the ESD pad."
      },
      {
        "number": "42",
        "name": "VIO",
        "type": "power_in",
        "description": "Logic I/O supply; operates from 1.65 V to 3.6 V (3.3 V nominal)."
      },
      {
        "number": "43",
        "name": "DGND3",
        "type": "power_in",
        "description": "Logic I/O ground."
      },
      {
        "number": "44",
        "name": "BGND",
        "type": "power_in",
        "description": "Substrate ground; connect to AGND (pin 10)."
      },
      {
        "number": "45",
        "name": "SDOUTB",
        "type": "output",
        "description": "Audio serial port B data output."
      },
      {
        "number": "46",
        "name": "SDINB",
        "type": "input",
        "description": "Audio serial port B data input."
      },
      {
        "number": "47",
        "name": "LRCKB",
        "type": "bidirectional",
        "description": "Audio serial port B left/right clock."
      },
      {
        "number": "48",
        "name": "BCKB",
        "type": "bidirectional",
        "description": "Audio serial port B bit clock."
      }
    ],
    "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: Pinout is taken from the 48-pin TQFP (PFB) package, pages 4 and 5. The package addendum on page 63 l; The datasheet gives the type for pin 12 (RXCKO) as O, but its description says tri-state output. It ; Pins 19 to 22 are dual-function (SPI and I2C names). Pins 22, 35, 37, 38, 47 and 48 are typed I/O in"
        ],
        "pages_sent": 15,
        "cost_usd": 0.1115,
        "at": "2026-10-08T23:33:30"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/dix4192-q1",
        "pages": 70,
        "sha256": "dde4e8a8e4e4e262",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "seat": "z = 0",
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        "zmin_mm": -0.0,
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        "sha256": "14ca7676e4932e92f0eca0c6d56ce3018cd28a2531204a70ab7bbacb3eeb3cf5",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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        "sha256": "428943d345924b6d31af075666cfda9d5d0d319e8b9f11a7f41636834e902395",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}