HT7705ARTZ

{
  "slug": "ht7705artz",
  "version": "0.1.0",
  "type": "component",
  "description": "HTCSEMI 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",
    "ht7705artz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ht7705artz.kicad_sym",
    "ht7705artz.kicad_mod",
    "ht7705artz.glb",
    "ht7705artz.step",
    "ht7705artz.lbr",
    "docs/hero.png",
    "docs/ht7705artz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ht7705artz-hero.glb",
    "ht7705artz-hero.overlay.json",
    "ht7705artz-etched.glb"
  ],
  "component": {
    "mpn": "HT7705ARTZ",
    "manufacturer": "HTCSEMI",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "Analog To Digital Converters (ADCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/29eda08003dcb7488266f204a4b5c73d.pdf",
    "parts": {
      "symbol": "ht7705artz.kicad_sym",
      "footprint": "ht7705artz.kicad_mod",
      "model_3d": "ht7705artz-hero.glb",
      "model_3d_plain": "ht7705artz-etched.glb",
      "model_3d_step": "ht7705artz-etched.step",
      "model_3d_step_plain": "ht7705artz.step",
      "lbr": "ht7705artz.lbr"
    },
    "distributor_links": {
      "lcsc": "C5274700"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:06:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock Schmitt-triggered logic input used to access serial data, either a continuous clock or a noncontinuous clock."
      },
      {
        "number": "2",
        "name": "MCLK IN",
        "type": "input",
        "description": "Master clock input for a crystal/resonator or CMOS-compatible external clock, operating in the range 500 kHz to 5 MHz."
      },
      {
        "number": "3",
        "name": "MCLK OUT",
        "type": "output",
        "description": "Crystal/resonator connection or inverted clock output capable of driving one CMOS load, which can be turned off via the CLK DIS bit of the Clock Register."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "Active-low chip select logic input, which can be hard-wired low for three-wire interface mode or used as a frame synchronization signal."
      },
      {
        "number": "5",
        "name": "RESET",
        "type": "input",
        "description": "Active-low logic input that resets control logic, interface logic, calibration coefficients, digital filter and analog modulator to power-on status."
      },
      {
        "number": "6",
        "name": "AIN2(+)",
        "type": "input",
        "description": "Positive input of differential analog input channel 2 on the HT7705."
      },
      {
        "number": "7",
        "name": "AIN1(+)",
        "type": "input",
        "description": "Positive input of differential analog input channel 1 on the HT7705."
      },
      {
        "number": "8",
        "name": "AIN1(–)",
        "type": "input",
        "description": "Negative input of differential analog input channel 1 on the HT7705."
      },
      {
        "number": "9",
        "name": "REF IN(+)",
        "type": "input",
        "description": "Positive differential reference input, must be greater than REF IN(-) and can lie anywhere between VDD and GND."
      },
      {
        "number": "10",
        "name": "REF IN(–)",
        "type": "input",
        "description": "Negative differential reference input, can lie anywhere between VDD and GND provided REF IN(+) is greater than REF IN(-)."
      },
      {
        "number": "11",
        "name": "AIN2(–)",
        "type": "input",
        "description": "Negative input of differential analog input channel 2 on the HT7705."
      },
      {
        "number": "12",
        "name": "DRDY",
        "type": "output",
        "description": "Logic output where low indicates a new output word is available in the data register, also indicates completion of on-chip calibration."
      },
      {
        "number": "13",
        "name": "DOUT",
        "type": "output",
        "description": "Serial data output from the output shift register, which can hold setup, communications, clock or data register information."
      },
      {
        "number": "14",
        "name": "DIN",
        "type": "input",
        "description": "Serial data input to the input shift register, transferred to the setup, clock or communications register."
      },
      {
        "number": "15",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage, +2.7 V to +5.25 V operation."
      },
      {
        "number": "16",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference point for the internal circuitry."
      }
    ],
    "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 pin diagram text is garbled and shows no package-specific drawing. Pin numbers come from the Pin; HT7705ARTZ is the TSSOP part of the HT7705 (two differential channel) variant. Pins 6, 7, 8 and 11 u; The datasheet does not state the pin electrical type. DOUT is classified as output, though it may be"
        ],
        "pages_sent": 5,
        "cost_usd": 0.1041,
        "at": "2026-10-22T22:06:05"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/29eda08003dcb7488266f204a4b5c73d.pdf",
        "pages": 33,
        "sha256": "d1f222e90f7e8abb",
        "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": "ht7705artz.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": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ht7705artz-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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        "zmin_mm": -0.0,
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        "sha256": "f2bc6ebe90f38ab2ce3c555c72584b3d738c6b8f4a4c0f6c973b14d7a3f037c5",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}