PCM1771PWR

{
  "slug": "pcm1771pwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments ADCs/DACs - Special Purpose, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "pcm1771pwr",
    "factory-2.0.0",
    "extractor-text"
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    "pcm1771pwr.step",
    "pcm1771pwr.lbr",
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  "component": {
    "mpn": "PCM1771PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Data Acquisition",
    "subcategory": "ADCs/DACs - Special Purpose",
    "datasheet": "https://www.ti.com/lit/ds/symlink/pcm1771.pdf",
    "parts": {
      "symbol": "pcm1771pwr.kicad_sym",
      "footprint": "pcm1771pwr.kicad_mod",
      "model_3d": "pcm1771pwr-etched.glb",
      "model_3d_plain": "pcm1771pwr.glb",
      "model_3d_step": "pcm1771pwr-etched.step",
      "model_3d_step_plain": "pcm1771pwr.step",
      "lbr": "pcm1771pwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2667028",
      "digikey": "296-48642-2-ND",
      "mouser": "595-PCM1771PWR"
    },
    "distributor_check": {
      "checked_at": "2026-09-26T19:50:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-48642-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-PCM1771PWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "LRCK",
        "type": "input",
        "description": "Left and right clock input that determines which channel is being input on the audio data input DATA; LRCK frequency must be the same as the audio sampling frequency (5 to 50 kHz)."
      },
      {
        "number": "2",
        "name": "DATA",
        "type": "input",
        "description": "Serial audio data input that accepts 16- to 24-bit audio data, clocked in on rising edge of BCK."
      },
      {
        "number": "3",
        "name": "BCK",
        "type": "input",
        "description": "Serial bit clock input that clocks the individual bits of the audio data input DATA."
      },
      {
        "number": "4",
        "name": "PD",
        "type": "input",
        "description": "Reset input that when held low powers down the PCM1771 device and resets all mode control registers to default settings."
      },
      {
        "number": "5",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground that is a return for VCC."
      },
      {
        "number": "6",
        "name": "HGND",
        "type": "power_in",
        "description": "Analog ground that is a return for VHP."
      },
      {
        "number": "7",
        "name": "VCOM",
        "type": "output",
        "description": "Decoupling capacitor connection with external 10-\u00b5F capacitor required from this terminal to analog ground for noise filtering; voltage level is nominally 0.5 VHP."
      },
      {
        "number": "8",
        "name": "HOUTR",
        "type": "output",
        "description": "R-channel analog signal output of the headphone amplifier with full-scale output voltage of 0.55 VHP peak-to-peak and output power of 13 mW stereo at RL = 16 \u03a9."
      },
      {
        "number": "9",
        "name": "HOUTL",
        "type": "output",
        "description": "L-channel analog signal output of the headphone amplifier with full-scale output voltage of 0.55 VHP peak-to-peak and output power of 13 mW stereo at RL = 16 \u03a9."
      },
      {
        "number": "10",
        "name": "AIN",
        "type": "input",
        "description": "Monaural analog signal mixer input that can be mixed with the outputs of the L- and R-channel DACs with analog input voltage range of 0.584 VHP peak-to-peak."
      },
      {
        "number": "11",
        "name": "VHP",
        "type": "power_in",
        "description": "Analog power supply for the headphone amplifier circuits with voltage level that must be the same as VCC in range of 1.6 to 3.6 V."
      },
      {
        "number": "12",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply for all analog circuits except the headphone amplifier with recommended voltage range of 1.6 to 3.6 V."
      },
      {
        "number": "13",
        "name": "DEMP",
        "type": "input",
        "description": "De-emphasis control input; when high enables 44.1-kHz de-emphasis filter."
      },
      {
        "number": "14",
        "name": "AMIX",
        "type": "input",
        "description": "Analog mixing control input; when high enables mixing of external signal AIN with headphone outputs HOUTL and HOUTR."
      },
      {
        "number": "15",
        "name": "FMT",
        "type": "input",
        "description": "Data format select input; low selects 16- to 24-bit left-justified format and high selects 16- to 24-bit I2S format."
      },
      {
        "number": "16",
        "name": "SCKI",
        "type": "input",
        "description": "System clock input requiring clock frequencies of 0.64 to 19.2 MHz for operating the digital interpolation filters and multilevel \u2206-\u03a3 modulators; SCKI can be 128fS, 192fS, 256fS, or 384fS relative to sampling frequency."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 40,
        "cost_usd": 0.2842,
        "at": "2026-09-26T19:50:15"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/pcm1771.pdf",
        "pages": 40,
        "sha256": "8389d91d0d41551d",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}