main
Ray Set visibility: public 3c5cc3a
{
  "schema_version": 1,
  "type": "component",
  "slug": "cjc4334h",
  "title": "CJC4334H",
  "brief": "ESHINE Digital To Analog Converters (DAC), SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "data acquisition",
    "cjc4334h",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CJC4334H",
    "manufacturer": "ESHINE",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Data Acquisition",
    "subcategory": "Digital To Analog Converters (DAC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604435438493057024",
    "parts": {
      "symbol": "cjc4334h.kicad_sym",
      "footprint": "cjc4334h.kicad_mod",
      "model_3d": "cjc4334h-hero.glb",
      "model_3d_plain": "cjc4334h-etched.glb",
      "model_3d_step": "cjc4334h-etched.step",
      "model_3d_step_plain": "cjc4334h.step",
      "lbr": "cjc4334h.lbr"
    },
    "distributor_links": {
      "lcsc": "C41417670"
    },
    "distributor_check": {
      "checked_at": "2026-11-07T04:11:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SDIN",
        "type": "input",
        "description": "Serial Audio Data Input accepts two's complement serial audio data."
      },
      {
        "number": "2",
        "name": "SCLK",
        "type": "input",
        "description": "Serial Clock provides the clock for the serial audio interface."
      },
      {
        "number": "3",
        "name": "LRCK",
        "type": "input",
        "description": "Left/Right Clock determines which channel, left or right, is currently active on the serial audio data line."
      },
      {
        "number": "4",
        "name": "MCLK",
        "type": "input",
        "description": "Master Clock is the clock source for the delta-sigma modulator and digital filters."
      },
      {
        "number": "5",
        "name": "AOUTL",
        "type": "output",
        "description": "Analog left line output whose full-scale level is specified in the Analog Characteristics (2.7 to 2.9 VPP at 0 dBFS, 2.8 VPP typical)."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; all voltages are referenced to GND."
      },
      {
        "number": "7",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive analog power supply (3.0 V to 3.6 V, 3.3 V typical) that also feeds the regulator for the digital core logic."
      },
      {
        "number": "8",
        "name": "AOUTR",
        "type": "output",
        "description": "Analog right line output whose full-scale level is specified in the Analog Characteristics (2.7 to 2.9 VPP at 0 dBFS, 2.8 VPP typical)."
      }
    ],
    "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: The datasheet pin table lists VDD (pin 7) with I/O type 'O', which conflicts with its function as a ; The pin-out is taken from the pin description table on page 5 (pins 1-8, SOP8 variant). The pin-1 or"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0568,
        "at": "2026-11-07T04:11:13"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604435438493057024",
        "pages": 13,
        "sha256": "d5bd214eddd892c5",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cjc4334h.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cjc4334h-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4ddc5daf8bf2886a3217ae8b213b469728f90a496467d07e591544d395c6104a",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ESHINE",
      "Package": "SOP-8",
      "Category": "Data Acquisition",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d5bd214eddd892c5a9c4989588a1b8010739a0cb3c349cf346abf0af2b4ab040",
      "rows": [
        {
          "name": "DC power supply Analog power",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ambient operating temperature (power applied)",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "power applied",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DC power supply Low voltage analog power",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input current, any pin except supplies",
          "symbol": "Iin",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "any pin except supplies",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Digital input voltage, Digital interface",
          "symbol": "VIN-L",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Digital interface (Note 2)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Level",
          "symbol": "",
          "kind": "electrical",
          "unit": "VPP",
          "min": 2.7,
          "typ": 2.8,
          "max": 2.9,
          "conditions": "0dBFS",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Master Clock Frequency",
          "symbol": "fCLK",
          "kind": "electrical",
          "unit": "MHz",
          "min": 2,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Duty Cycle",
          "symbol": "dCLK",
          "kind": "electrical",
          "unit": "%",
          "min": 45,
          "typ": null,
          "max": 55,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input Sample Rate",
          "symbol": "Fs",
          "kind": "electrical",
          "unit": "kHz",
          "min": 30,
          "typ": null,
          "max": 200,
          "conditions": "All MCLK/LRCK ratios combined",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Signal to Noise Ratio, A-weighted",
          "symbol": "SNR",
          "kind": "electrical",
          "unit": "dB",
          "min": 87,
          "typ": 91,
          "max": 92,
          "conditions": "RL = 10kΩ, A-weighted",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Signal to Noise Ratio, Un-weighted",
          "symbol": "SNR",
          "kind": "electrical",
          "unit": "dB",
          "min": 85,
          "typ": 89,
          "max": 90,
          "conditions": "RL = 10kΩ, Un-weighted",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Total Harmonic Distortion Plus Noise",
          "symbol": "THD+N",
          "kind": "electrical",
          "unit": "dB",
          "min": 83,
          "typ": 85,
          "max": 87,
          "conditions": "RL = 10kΩ",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Channel Separation",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 100,
          "typ": 114,
          "max": null,
          "conditions": "1kHz",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": -0.9,
          "typ": null,
          "max": 0.9,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "DAC Digital Filter Passband (±0.01dB)",
          "symbol": "PB",
          "kind": "electrical",
          "unit": "kHz",
          "min": 0,
          "typ": null,
          "max": 22.05,
          "conditions": "±0.01dB",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "DAC Digital Filter Passband (−6.0dB)",
          "symbol": "PB",
          "kind": "electrical",
          "unit": "kHz",
          "min": 20,
          "typ": null,
          "max": null,
          "conditions": "−6.0dB",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Passband Ripple",
          "symbol": "PR",
          "kind": "electrical",
          "unit": "dB",
          "min": -0.01,
          "typ": null,
          "max": 0.01,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Frequency Response, 0~20 kHz",
          "symbol": "FR",
          "kind": "electrical",
          "unit": "dB",
          "min": -0.02,
          "typ": null,
          "max": 0.02,
          "conditions": "0~20 kHz",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Frequency Response, ~40 kHz",
          "symbol": "FR",
          "kind": "electrical",
          "unit": "dB",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "~40 kHz (Note 5: fs=96kHz)",
          "source_page": 7,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cjc4334h"
  ],
  "discovery_pitch": "CJC4334H (ESHINE) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cjc4334h.kicad_sym",
    "cjc4334h.kicad_mod",
    "cjc4334h.glb",
    "cjc4334h.step",
    "cjc4334h.lbr",
    "docs/hero.png",
    "docs/cjc4334h-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cjc4334h-hero.glb",
    "cjc4334h-hero.overlay.json",
    "cjc4334h-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}