AD5791BRUZ

{
  "slug": "ad5791bruz",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Digital To Analog Converters (DAC), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "ad5791bruz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ad5791bruz.kicad_sym",
    "ad5791bruz.kicad_mod",
    "ad5791bruz.glb",
    "ad5791bruz.step",
    "ad5791bruz.lbr",
    "docs/hero.png",
    "docs/ad5791bruz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ad5791bruz-hero.glb",
    "ad5791bruz-hero.overlay.json",
    "ad5791bruz-etched.glb"
  ],
  "component": {
    "mpn": "AD5791BRUZ",
    "manufacturer": "Analog Devices",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Data Acquisition",
    "subcategory": "Digital To Analog Converters (DAC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893152556433408",
    "parts": {
      "symbol": "ad5791bruz.kicad_sym",
      "footprint": "ad5791bruz.kicad_mod",
      "model_3d": "ad5791bruz-hero.glb",
      "model_3d_plain": "ad5791bruz-etched.glb",
      "model_3d_step": "ad5791bruz-etched.step",
      "model_3d_step_plain": "ad5791bruz.step",
      "lbr": "ad5791bruz.lbr"
    },
    "distributor_links": {
      "lcsc": "C578299",
      "digikey": "505-AD5791BRUZ-ND",
      "mouser": "584-AD5791BRUZ"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T02:45:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-AD5791BRUZ-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "584-AD5791BRUZ",
        "status": "found",
        "lifecycle": "Restricted Availability"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "INV",
        "type": "passive",
        "description": "Connection to the inverting input of an external amplifier; see the AD5791 Features section for further details."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "output",
        "description": "Analog output voltage of the DAC."
      },
      {
        "number": "3",
        "name": "VREFPS",
        "type": "input",
        "description": "Positive reference sense voltage input; a voltage range of 5 V to VDD − 2.5 V can be connected, and a unity-gain amplifier must be connected at this pin in conjunction with VREFPF."
      },
      {
        "number": "4",
        "name": "VREFPF",
        "type": "input",
        "description": "Positive reference force voltage input; a voltage range of 5 V to VDD − 2.5 V can be connected, and a unity-gain amplifier must be connected at this pin in conjunction with VREFPS."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive analog supply connection; a voltage range of 7.5 V to 16.5 V can be connected, and VDD should be decoupled to AGND."
      },
      {
        "number": "6",
        "name": "RESET",
        "type": "input",
        "description": "Active-low reset logic input; asserting this pin returns the AD5791 to its power-on status."
      },
      {
        "number": "7",
        "name": "CLR",
        "type": "input",
        "description": "Active-low clear logic input; asserting this pin sets the DAC register to a user-defined value (see Table 13) and updates the DAC output."
      },
      {
        "number": "8",
        "name": "LDAC",
        "type": "input",
        "description": "Active-low load DAC logic input; when tied permanently low the output updates on the rising edge of SYNC, and LDAC must not be left unconnected."
      },
      {
        "number": "9",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply connection; a voltage range of 2.7 V to 5.5 V can be connected, and VCC should be decoupled to DGND."
      },
      {
        "number": "10",
        "name": "IOVCC",
        "type": "power_in",
        "description": "Digital interface supply pin that sets the digital threshold levels; a voltage in the range of 1.71 V to 5.5 V can be connected, and IOVCC must not exceed VCC."
      },
      {
        "number": "11",
        "name": "SDO",
        "type": "output",
        "description": "Serial data output; data is clocked out on the rising edge of the serial clock input."
      },
      {
        "number": "12",
        "name": "SDIN",
        "type": "input",
        "description": "Serial data input to the 24-bit shift register; data is clocked in on the falling edge of the serial clock."
      },
      {
        "number": "13",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input; data is clocked into the input shift register on the falling edge, with clock rates of up to 35 MHz."
      },
      {
        "number": "14",
        "name": "SYNC",
        "type": "input",
        "description": "Active-low digital interface synchronization input; when SYNC is low it enables the input shift register, which is updated on the rising edge of SYNC."
      },
      {
        "number": "15",
        "name": "DGND",
        "type": "power_in",
        "description": "Ground reference pin for digital circuitry."
      },
      {
        "number": "16",
        "name": "VREFNF",
        "type": "input",
        "description": "Negative reference force voltage input; a voltage range of VSS + 2.5 V to 0 V can be connected, and a unity-gain amplifier must be connected at this pin in conjunction with VREFNS."
      },
      {
        "number": "17",
        "name": "VREFNS",
        "type": "input",
        "description": "Negative reference sense voltage input; a voltage range of VSS + 2.5 V to 0 V can be connected, and a unity-gain amplifier must be connected at this pin in conjunction with VREFNF."
      },
      {
        "number": "18",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative analog supply connection; a voltage range of −16.5 V to −2.5 V can be connected, and VSS should be decoupled to AGND."
      },
      {
        "number": "19",
        "name": "AGND",
        "type": "power_in",
        "description": "Ground reference pin for analog circuitry."
      },
      {
        "number": "20",
        "name": "RFB",
        "type": "passive",
        "description": "Feedback connection for an external amplifier; see the AD5791 Features section for further details."
      }
    ],
    "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 ordering guide (page 27) confirms AD5791BRUZ is supplied in the 20-Lead TSSOP (RU-20) package, s; The datasheet does not assign ERC pin types; the types above were assigned from the pin function des; Table 6 gives the VDD range as 7.5 V to 16.5 V, while the Specifications conditions (page 3) use VDD"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0602,
        "at": "2026-10-18T02:43:37"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893152556433408",
        "pages": 27,
        "sha256": "0d17ccf41a167767",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ad5791bruz.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ad5791bruz-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d48123ff3ff8aed073546f10568867d615d55e4157c72ef2061f9f1ae35962cb",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}