CS4354-CSZR

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  "slug": "cs4354-cszr",
  "title": "CS4354-CSZR",
  "brief": "Cirrus Logic ADC/DAC - Specialized, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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  "component": {
    "mpn": "CS4354-CSZR",
    "manufacturer": "Cirrus Logic",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "ADC/DAC - Specialized",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/bb84fccac2219962ad92db4c6162f3b0.pdf",
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      "lbr": "cs4354-cszr.lbr"
    },
    "distributor_links": {
      "lcsc": "C17564841",
      "digikey": "CS4354-CSZR-ND",
      "mouser": "777-CS4354CSZR"
    },
    "distributor_check": {
      "checked_at": "2026-11-12T06:54:58Z",
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    },
    "pins": [
      {
        "number": "1",
        "name": "VL",
        "type": "power_in",
        "description": "Serial audio interface power input, specified from 1.4 V minimum to 5.25 V maximum with 1.8, 3.3 or 5.0 V typical, and logic levels must not exceed VL."
      },
      {
        "number": "2",
        "name": "SDIN",
        "type": "input",
        "description": "Two's complement serial audio data input, with digital input levels referenced to VL (1.8 V to 5 V receiver)."
      },
      {
        "number": "3",
        "name": "MCLK",
        "type": "input",
        "description": "Master clock input that clocks the delta-sigma modulator and digital filters, with digital input levels referenced to VL (1.8 V to 5 V receiver)."
      },
      {
        "number": "4",
        "name": "LRCK",
        "type": "input",
        "description": "Left/right clock input that selects which channel is active on the serial audio data line, with digital input levels referenced to VL (1.8 V to 5 V receiver)."
      },
      {
        "number": "5",
        "name": "SCLK/DEM",
        "type": "input",
        "description": "Serial clock input for the serial audio interface, with digital input levels referenced to VL (1.8 V to 5 V receiver)."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; see Section 4.10 for layout considerations."
      },
      {
        "number": "7",
        "name": "FILT+",
        "type": "power_out",
        "description": "Positive reference voltage output for the internal sampling circuits, with its DC voltage to GND given in the DC output voltages table."
      },
      {
        "number": "8",
        "name": "AOUTA",
        "type": "output",
        "description": "Analog line output for the left channel, ground-centered with a 2 VRMS full-scale level as stated in the features and analog characteristics."
      },
      {
        "number": "9",
        "name": "AOUTB",
        "type": "output",
        "description": "Analog line output for the right channel, ground-centered with a 2 VRMS full-scale level as stated in the features and analog characteristics."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; see Section 4.10 for layout considerations."
      },
      {
        "number": "11",
        "name": "VA",
        "type": "power_in",
        "description": "Analog, charge pump and regulator supply, specified from 4.75 V minimum to 5.25 V maximum with 5.0 V typical."
      },
      {
        "number": "12",
        "name": "FLYP",
        "type": "output",
        "description": "Positive node of the inverting charge pump flying capacitor, with its voltage to FLYN given in the DC output voltages table."
      },
      {
        "number": "13",
        "name": "FLYN",
        "type": "output",
        "description": "Negative node of the inverting charge pump flying capacitor, paired with FLYP."
      },
      {
        "number": "14",
        "name": "-VFILT",
        "type": "power_out",
        "description": "Negative rail output from the inverting charge pump filter that supplies the output amplifiers, with its voltage to GND given in the DC output voltages table."
      }
    ],
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "at": "2026-11-12T06:54:51"
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      "pins": {
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        "described": 14,
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      "Manufacturer": "Cirrus Logic",
      "Package": "SOIC-14",
      "Category": "ADC/DAC/Data Conversion",
      "Pins": "14"
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          "name": "Single-Speed 48 kHz stopband",
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          "name": "De-emphasis error (relative to 1 kHz)",
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          "name": "Double-Speed 96 kHz stopband attenuation",
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          "name": "Quad-Speed 192 kHz frequency response",
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          "name": "SDIN valid to SCLK rising setup time",
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