CS1231-TS

{
  "schema_version": 1,
  "type": "component",
  "slug": "cs1231-ts",
  "title": "CS1231-TS",
  "brief": "CHIPSEA Analog To Digital Converters (ADCs), TSSOP-16. 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 converters",
    "cs1231-ts",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CS1231-TS",
    "manufacturer": "CHIPSEA",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Data Converters",
    "subcategory": "Analog To Digital Converters (ADCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/21d20f2ec598b3005c68fc30a96eb464.pdf",
    "parts": {
      "symbol": "cs1231-ts.kicad_sym",
      "footprint": "cs1231-ts.kicad_mod",
      "model_3d": "cs1231-ts-hero.glb",
      "model_3d_plain": "cs1231-ts-etched.glb",
      "model_3d_step": "cs1231-ts-etched.step",
      "model_3d_step_plain": "cs1231-ts.step",
      "lbr": "cs1231-ts.lbr"
    },
    "distributor_links": {
      "lcsc": "C126719"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T23:11:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 627 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital power supply, 2.8 V to 5.5 V (absolute max 6 V)."
      },
      {
        "number": "2",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "3",
        "name": "CLKIN",
        "type": "input",
        "description": "External clock input, 0.2 to 8 MHz (4.9152 MHz typical); tie low to use the internal oscillator."
      },
      {
        "number": "4",
        "name": "GAIN",
        "type": "input",
        "description": "PGA gain select: GAIN=0 gives PGA=64, GAIN=1 gives PGA=128."
      },
      {
        "number": "5",
        "name": "CAP1",
        "type": "passive",
        "description": "PGA amplifier output; a 0.1 uF capacitor is connected between CAP1 and CAP2."
      },
      {
        "number": "6",
        "name": "CAP2",
        "type": "passive",
        "description": "PGA amplifier output; a 0.1 uF capacitor is connected between CAP1 and CAP2."
      },
      {
        "number": "7",
        "name": "AINP",
        "type": "input",
        "description": "Positive analog input of the differential channel; common-mode range AGND+1.5 V to AVDD-1.5 V."
      },
      {
        "number": "8",
        "name": "AINN",
        "type": "input",
        "description": "Negative analog input of the differential channel; common-mode range AGND+1.5 V to AVDD-1.5 V."
      },
      {
        "number": "9",
        "name": "REFN",
        "type": "input",
        "description": "Negative reference voltage input, AGND-0.1 V to AGND+0.6 V."
      },
      {
        "number": "10",
        "name": "REFP",
        "type": "input",
        "description": "Positive reference voltage input; REFP-REFN must be at least 2.5 V at 5 V supply (1.5 V at 3 V) and up to AVDD."
      },
      {
        "number": "11",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "12",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog power supply, 2.8 V to 5.5 V (absolute max 6 V)."
      },
      {
        "number": "13",
        "name": "SPEED",
        "type": "input",
        "description": "Output data rate select: SPEED=0 gives 10 Hz, SPEED=1 gives 80 Hz (at 4.9152 MHz clock)."
      },
      {
        "number": "14",
        "name": "PDWN",
        "type": "input",
        "description": "Active-low power-down control; pull low to enter power-down (below 1.6 uA), keep high in normal operation."
      },
      {
        "number": "15",
        "name": "SCLK",
        "type": "input",
        "description": "SPI serial clock input; keep low after reading data since holding it high enters standby mode, with rise and fall times under 50 ns and up to 2 MHz."
      },
      {
        "number": "16",
        "name": "DRDY/DOUT",
        "type": "output",
        "description": "SPI data output and data-ready flag; low indicates new data is ready, then the 24-bit result is shifted out MSB first on SCLK."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-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 has no ordering information, so the TS suffix is not decoded; TSSOP-16 is assumed from; The pin table merges CAP1 and CAP2 into one description row. They are typed passive because a capaci"
        ],
        "pages_sent": 21,
        "cost_usd": 0.1174,
        "at": "2026-10-22T23:11:19"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/21d20f2ec598b3005c68fc30a96eb464.pdf",
        "pages": 21,
        "sha256": "6fe1c79201883667",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cs1231-ts.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cs1231-ts-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "eae3a5812f77d8f8916c57ecfc9687b60bb48317bbe93a858dbfacf048a76a1a",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "CHIPSEA",
      "Package": "TSSOP-16",
      "Category": "Data Converters",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cs1231-ts"
  ],
  "discovery_pitch": "CS1231-TS (CHIPSEA) 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",
    "cs1231-ts.kicad_sym",
    "cs1231-ts.kicad_mod",
    "cs1231-ts.glb",
    "cs1231-ts.step",
    "cs1231-ts.lbr",
    "docs/hero.png",
    "docs/cs1231-ts-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cs1231-ts-hero.glb",
    "cs1231-ts-hero.overlay.json",
    "cs1231-ts-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}