SSP1120

{
  "slug": "ssp1120",
  "version": "0.1.0",
  "type": "component",
  "description": "Shanghai Siproin Microelectronics Analog To Digital Converters (ADCs), TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "adc-dac-data conversion",
    "ssp1120",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ssp1120.kicad_sym",
    "ssp1120.kicad_mod",
    "ssp1120.glb",
    "ssp1120.step",
    "ssp1120.lbr",
    "docs/hero.png",
    "docs/ssp1120-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ssp1120-hero.glb",
    "ssp1120-hero.overlay.json",
    "ssp1120-etched.glb"
  ],
  "component": {
    "mpn": "SSP1120",
    "manufacturer": "Shanghai Siproin Microelectronics",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "Analog To Digital Converters (ADCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d1fcbac56cf1154ed65c844f5a65b0cd.pdf",
    "parts": {
      "symbol": "ssp1120.kicad_sym",
      "footprint": "ssp1120.kicad_mod",
      "model_3d": "ssp1120-hero.glb",
      "model_3d_plain": "ssp1120-etched.glb",
      "model_3d_step": "ssp1120-etched.step",
      "model_3d_step_plain": "ssp1120.step",
      "lbr": "ssp1120.lbr"
    },
    "distributor_links": {
      "lcsc": "C20618195"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:34:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input for the SPI-compatible interface."
      },
      {
        "number": "2",
        "name": "CS",
        "type": "input",
        "description": "Chip select, active low; connect to DGND if not used."
      },
      {
        "number": "3",
        "name": "CLK",
        "type": "input",
        "description": "External clock source pin (0.5 to 4.5 MHz, 4.096 MHz typ); connect to DGND if not used."
      },
      {
        "number": "4",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "5",
        "name": "AVSS",
        "type": "power_in",
        "description": "Negative analog power supply."
      },
      {
        "number": "6",
        "name": "AIN3/REFN1",
        "type": "input",
        "description": "Analog input 3 or negative reference input 1, with an internal low-side power switch connected between this pin and AVSS."
      },
      {
        "number": "7",
        "name": "AIN2",
        "type": "input",
        "description": "Analog input 2."
      },
      {
        "number": "8",
        "name": "REFN0",
        "type": "input",
        "description": "Negative reference input 0."
      },
      {
        "number": "9",
        "name": "REFP0",
        "type": "input",
        "description": "Positive reference input 0."
      },
      {
        "number": "10",
        "name": "AIN1",
        "type": "input",
        "description": "Analog input 1."
      },
      {
        "number": "11",
        "name": "AIN0/REFP1",
        "type": "input",
        "description": "Analog input 0 or positive reference input 1."
      },
      {
        "number": "12",
        "name": "AVDD",
        "type": "power_in",
        "description": "Positive analog power supply (2.3 V to 5.5 V)."
      },
      {
        "number": "13",
        "name": "DVDD",
        "type": "power_in",
        "description": "Positive digital power supply (2.3 V to 5.5 V)."
      },
      {
        "number": "14",
        "name": "DRDY",
        "type": "output",
        "description": "Data ready, active low; leave unconnected or tie to DVDD with a weak pull-up resistor if not used."
      },
      {
        "number": "15",
        "name": "DOUT/DRDY",
        "type": "output",
        "description": "Serial data output, combined with active-low data ready."
      },
      {
        "number": "16",
        "name": "DIN",
        "type": "input",
        "description": "Serial data input."
      }
    ],
    "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: DOUT/DRDY is high-impedance when CS is high (per SPI timing), so it may be tri_state; it is classed "
        ],
        "pages_sent": 16,
        "cost_usd": 0.1211,
        "at": "2026-10-23T12:34:19"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/d1fcbac56cf1154ed65c844f5a65b0cd.pdf",
        "pages": 16,
        "sha256": "410bf8fb3687df91",
        "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": "ssp1120.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ssp1120-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ff35d03be53b2f5f24a8c7d57ac13e682e090830879e99020973a09629a5b34f",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}