DAC121S101QCMK

{
  "schema_version": 1,
  "type": "component",
  "slug": "dac121s101qcmk",
  "title": "DAC121S101QCMK",
  "brief": "Texas Instruments Digital To Analog Converters (DAC), TSOT-23-6. 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",
    "dac121s101qcmk",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DAC121S101QCMK",
    "manufacturer": "Texas Instruments",
    "package": "TSOT-23-6",
    "pin_count": 6,
    "category": "Data Acquisition",
    "subcategory": "Digital To Analog Converters (DAC)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/dac121s101",
    "parts": {
      "symbol": "dac121s101qcmk.kicad_sym",
      "footprint": "dac121s101qcmk.kicad_mod",
      "model_3d": "dac121s101qcmk-hero.glb",
      "model_3d_plain": "dac121s101qcmk.glb",
      "model_3d_step": "dac121s101qcmk-etched.step",
      "model_3d_step_plain": "dac121s101qcmk.step",
      "lbr": "dac121s101qcmk.lbr"
    },
    "distributor_links": {
      "lcsc": "C2679550"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T02:32:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "output",
        "description": "DAC analog output voltage, driven by an on-chip output amplifier that allows rail-to-rail output swing."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all on-chip circuitry."
      },
      {
        "number": "3",
        "name": "VA",
        "type": "power_in",
        "description": "Power supply and reference input for a single 2.7 V to 5.5 V supply, which also serves as the DAC voltage reference; should be decoupled to GND."
      },
      {
        "number": "4",
        "name": "DIN",
        "type": "input",
        "description": "Serial data input; data is clocked into the 16-bit shift register on the falling edges of SCLK after SYNC falls."
      },
      {
        "number": "5",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input; data is clocked into the input shift register on the falling edges of this pin, with clock rates up to 30 MHz over the specified supply range."
      },
      {
        "number": "6",
        "name": "SYNC",
        "type": "input",
        "description": "Active-low frame sync that enables the input shift register; the DAC updates on the 16th SCLK falling edge, and a rising edge before the 16th clock acts as an interrupt that causes the write to be ignored."
      }
    ],
    "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's package is named SOT-23-THIN (DDC) and the 6-lead SOT is the only 6-pin option; the ; Pin numbers were taken from the Pin Functions table's SOT NO. column (page 3) and cross-checked agai"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0535,
        "at": "2026-10-08T02:32:40"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/dac121s101",
        "pages": 39,
        "sha256": "efbe899ec5df26fe",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "dac121s101qcmk.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          0.95
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1007b8f67a3e81e2c5182bfd1fd27afe4d8d3710e0bfa1a14b8a91db8b595eb5",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dac121s101qcmk-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          0.95
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3c06c21485bb2f3e0852c01f0c4333fa24368be4ae145917840b353c362e61a1",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSOT-23-6",
      "Category": "Data Acquisition",
      "Pins": "6"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "dac121s101qcmk"
  ],
  "discovery_pitch": "DAC121S101QCMK (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dac121s101qcmk.kicad_sym",
    "dac121s101qcmk.kicad_mod",
    "dac121s101qcmk.glb",
    "dac121s101qcmk.step",
    "dac121s101qcmk.lbr",
    "docs/hero.png",
    "docs/dac121s101qcmk-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dac121s101qcmk-hero.glb",
    "dac121s101qcmk-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}