AD5755-1ACPZ-REEL7

{
  "slug": "ad5755-1acpz-reel7",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Digital To Analog Converters (DACs), LFCSP-64(9x9). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "adc-dac-data conversion",
    "ad5755-1acpz-reel7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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  "component": {
    "mpn": "AD5755-1ACPZ-REEL7",
    "manufacturer": "Analog Devices",
    "package": "LFCSP-64(9x9)",
    "pin_count": 65,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "Digital To Analog Converters (DACs)",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD5755-1.pdf",
    "parts": {
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      "model_3d_step_plain": "ad5755-1acpz-reel7.step",
      "lbr": "ad5755-1acpz-reel7.lbr"
    },
    "distributor_links": {
      "lcsc": "C650231",
      "digikey": "505-AD5755-1ACPZ-REEL7TR-ND",
      "mouser": "584-AD5755-1ACPZR7"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T18:40:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-AD5755-1ACPZ-REEL7TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-AD5755-1ACPZR7",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RSET_B",
        "type": "passive",
        "description": "Optional external precision low-drift 15 kΩ current setting resistor connection to improve IOUT_B temperature drift."
      },
      {
        "number": "2",
        "name": "RSET_A",
        "type": "passive",
        "description": "Optional external precision low-drift 15 kΩ current setting resistor connection to improve IOUT_A temperature drift."
      },
      {
        "number": "3",
        "name": "REFGND",
        "type": "power_in",
        "description": "Ground reference point for the internal reference."
      },
      {
        "number": "4",
        "name": "REFGND",
        "type": "power_in",
        "description": "Ground reference point for the internal reference."
      },
      {
        "number": "5",
        "name": "AD0",
        "type": "input",
        "description": "Address decode input for the device under test (DUT) on the board."
      },
      {
        "number": "6",
        "name": "AD1",
        "type": "input",
        "description": "Address decode input for the DUT; tying both AD1 and AD0 low is not recommended when using PEC."
      },
      {
        "number": "7",
        "name": "SYNC",
        "type": "input",
        "description": "Active-low frame synchronization input for the serial interface; data is transferred in on the falling edge of SCLK while SYNC is low."
      },
      {
        "number": "8",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input, data clocked in on the falling edge of SCLK at up to 30 MHz."
      },
      {
        "number": "9",
        "name": "SDIN",
        "type": "input",
        "description": "Serial data input; data must be valid on the falling edge of SCLK."
      },
      {
        "number": "10",
        "name": "SDO",
        "type": "output",
        "description": "Serial data output used to clock data from the serial register in readback mode."
      },
      {
        "number": "11",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital supply, 2.7 V to 5.5 V."
      },
      {
        "number": "12",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "13",
        "name": "LDAC",
        "type": "input",
        "description": "Active-low load DAC input that updates the DAC outputs; must not be left unconnected."
      },
      {
        "number": "14",
        "name": "CLEAR",
        "type": "input",
        "description": "Active-high edge-sensitive input that sets enabled outputs to the preprogrammed clear code; DAC output register cannot be written while active."
      },
      {
        "number": "15",
        "name": "ALERT",
        "type": "output",
        "description": "Active-high output asserted when there has been no SPI activity for a predetermined time."
      },
      {
        "number": "16",
        "name": "FAULT",
        "type": "output",
        "description": "Active-low open-drain output asserted on open circuit in current mode, short circuit in voltage mode, PEC error or overtemperature."
      },
      {
        "number": "17",
        "name": "POC",
        "type": "input",
        "description": "Power-on condition input read at power-on or after reset: 0 gives tristate voltage and current channels, 1 gives a 30 kΩ pull-down on voltage output and tristate current channel."
      },
      {
        "number": "18",
        "name": "RESET",
        "type": "input",
        "description": "Active-low hardware reset input."
      },
      {
        "number": "19",
        "name": "AVDD",
        "type": "power_in",
        "description": "Positive analog supply, 9 V to 33 V."
      },
      {
        "number": "20",
        "name": "COMPLV_A",
        "type": "passive",
        "description": "Optional 220 pF compensation capacitor connection to VOUT_A allowing up to 2 µF load at the cost of bandwidth and settling time."
      },
      {
        "number": "21",
        "name": "CHARTA",
        "type": "input",
        "description": "HART input connection for DAC channel A; leave open if unused."
      },
      {
        "number": "22",
        "name": "+VSENSE_A",
        "type": "input",
        "description": "Sense connection for the positive voltage output load connection of VOUT_A."
      },
      {
        "number": "23",
        "name": "COMPDCDC_A",
        "type": "passive",
        "description": "Channel A dc-to-dc compensation capacitor connection, 10 nF to ground."
      },
      {
        "number": "24",
        "name": "VBOOST_A",
        "type": "passive",
        "description": "Supply for channel A current output stage and VOUT_A stage, regulated to 15 V by the dc-to-dc converter."
      },
      {
        "number": "25",
        "name": "VOUT_A",
        "type": "output",
        "description": "Buffered analog output voltage for DAC channel A."
      },
      {
        "number": "26",
        "name": "IOUT_A",
        "type": "output",
        "description": "Current output pin for DAC channel A."
      },
      {
        "number": "27",
        "name": "AVSS",
        "type": "power_in",
        "description": "Negative analog supply, 0 V to −26.4 V."
      },
      {
        "number": "28",
        "name": "COMPLV_B",
        "type": "passive",
        "description": "Optional 220 pF compensation capacitor connection to VOUT_B allowing up to 2 µF load at the cost of bandwidth and settling time."
      },
      {
        "number": "29",
        "name": "CHARTB",
        "type": "input",
        "description": "HART input connection for DAC channel B; leave open if unused."
      },
      {
        "number": "30",
        "name": "+VSENSE_B",
        "type": "input",
        "description": "Sense connection for the positive voltage output load connection of VOUT_B."
      },
      {
        "number": "31",
        "name": "VOUT_B",
        "type": "output",
        "description": "Buffered analog output voltage for DAC channel B."
      },
      {
        "number": "32",
        "name": "COMPDCDC_B",
        "type": "passive",
        "description": "Channel B dc-to-dc compensation capacitor connection, 10 nF to ground."
      },
      {
        "number": "33",
        "name": "IOUT_B",
        "type": "output",
        "description": "Current output pin for DAC channel B."
      },
      {
        "number": "34",
        "name": "VBOOST_B",
        "type": "passive",
        "description": "Supply for channel B current output stage and VOUT_B stage, regulated to 15 V by the dc-to-dc converter."
      },
      {
        "number": "35",
        "name": "AGND",
        "type": "power_in",
        "description": "Ground reference point for analog circuitry; must be connected to 0 V."
      },
      {
        "number": "36",
        "name": "SWB",
        "type": "output",
        "description": "Switching output for channel B dc-to-dc circuitry."
      },
      {
        "number": "37",
        "name": "GNDSWB",
        "type": "power_in",
        "description": "Ground connection for dc-to-dc switching circuit; must always be connected to ground."
      },
      {
        "number": "38",
        "name": "GNDSWA",
        "type": "power_in",
        "description": "Ground connection for dc-to-dc switching circuit; must always be connected to ground."
      },
      {
        "number": "39",
        "name": "SWA",
        "type": "output",
        "description": "Switching output for channel A dc-to-dc circuitry."
      },
      {
        "number": "40",
        "name": "AVSS",
        "type": "power_in",
        "description": "Negative analog supply, −10.8 V to −26.4 V, or 0 V in unipolar supply mode."
      },
      {
        "number": "41",
        "name": "SWD",
        "type": "output",
        "description": "Switching output for channel D dc-to-dc circuitry."
      },
      {
        "number": "42",
        "name": "GNDSWD",
        "type": "power_in",
        "description": "Ground connection for dc-to-dc switching circuit; must always be connected to ground."
      },
      {
        "number": "43",
        "name": "GNDSWC",
        "type": "power_in",
        "description": "Ground connection for dc-to-dc switching circuit; must always be connected to ground."
      },
      {
        "number": "44",
        "name": "SWC",
        "type": "output",
        "description": "Switching output for channel C dc-to-dc circuitry."
      },
      {
        "number": "45",
        "name": "AVCC",
        "type": "power_in",
        "description": "Supply for dc-to-dc circuitry."
      },
      {
        "number": "46",
        "name": "VBOOST_C",
        "type": "passive",
        "description": "Supply for channel C current output stage and VOUT_C stage, regulated to 15 V by the dc-to-dc converter."
      },
      {
        "number": "47",
        "name": "IOUT_C",
        "type": "output",
        "description": "Current output pin for DAC channel C."
      },
      {
        "number": "48",
        "name": "COMPDCDC_C",
        "type": "passive",
        "description": "Channel C dc-to-dc compensation capacitor connection, 10 nF to ground."
      },
      {
        "number": "49",
        "name": "VOUT_C",
        "type": "output",
        "description": "Buffered analog output voltage for DAC channel C."
      },
      {
        "number": "50",
        "name": "+VSENSE_C",
        "type": "input",
        "description": "Sense connection for the positive voltage output load connection of VOUT_C."
      },
      {
        "number": "51",
        "name": "CHARTC",
        "type": "input",
        "description": "HART input connection for DAC channel C; leave open if unused."
      },
      {
        "number": "52",
        "name": "COMPLV_C",
        "type": "passive",
        "description": "Optional 220 pF compensation capacitor connection to VOUT_C allowing up to 2 µF load at the cost of bandwidth and settling time."
      },
      {
        "number": "53",
        "name": "AVSS",
        "type": "power_in",
        "description": "Negative analog supply pin."
      },
      {
        "number": "54",
        "name": "IOUT_D",
        "type": "output",
        "description": "Current output pin for DAC channel D."
      },
      {
        "number": "55",
        "name": "VOUT_D",
        "type": "output",
        "description": "Buffered analog output voltage for DAC channel D."
      },
      {
        "number": "56",
        "name": "VBOOST_D",
        "type": "passive",
        "description": "Supply for channel D current output stage and VOUT_D stage, regulated to 15 V by the dc-to-dc converter."
      },
      {
        "number": "57",
        "name": "COMPDCDC_D",
        "type": "passive",
        "description": "Channel D dc-to-dc compensation capacitor connection, 10 nF to ground."
      },
      {
        "number": "58",
        "name": "+VSENSE_D",
        "type": "input",
        "description": "Sense connection for the positive voltage output load connection of VOUT_D."
      },
      {
        "number": "59",
        "name": "CHARTD",
        "type": "input",
        "description": "HART input connection for DAC channel D; leave open if unused."
      },
      {
        "number": "60",
        "name": "COMPLV_D",
        "type": "passive",
        "description": "Optional 220 pF compensation capacitor connection to VOUT_D allowing up to 2 µF load at the cost of bandwidth and settling time."
      },
      {
        "number": "61",
        "name": "REFIN",
        "type": "input",
        "description": "External reference voltage input."
      },
      {
        "number": "62",
        "name": "REFOUT",
        "type": "output",
        "description": "Internal reference voltage output with 0.1 µF to REFGND; must be connected to REFIN to use the internal reference."
      },
      {
        "number": "63",
        "name": "RSET_D",
        "type": "passive",
        "description": "Optional external precision low-drift 15 kΩ current setting resistor connection to improve IOUT_D temperature drift."
      },
      {
        "number": "64",
        "name": "RSET_C",
        "type": "passive",
        "description": "Optional external precision low-drift 15 kΩ current setting resistor connection to improve IOUT_C temperature drift."
      },
      {
        "number": "65",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "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: Datasheet does not state electrical pin types; types for VBOOST_x (passive), SWx (output), COMPLV/CO; The EPAD has no pin number in the datasheet; 'EPAD' is used as printed in the pin table."
        ],
        "pages_sent": 10,
        "cost_usd": 0.218,
        "at": "2026-10-31T18:40:02"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD5755-1.pdf",
        "pages": 50,
        "sha256": "98c402eed9506091",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 65,
        "described": 65,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dce07a86ec3fe3ca87eebdff13827f55e036ced5518fee01f85cec4a3f56366d",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
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        "seat": "z = 0",
        "extents_mm": [
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        "sha256": "aee9110cce45979ba470a2ac0743291fd2d6b83248f44369786cb114e69d6c38",
        "checked": "2026-10-31",
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    ],
    "package_dims": {
      "package_code": "CP-64-12",
      "source_page": 50,
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      "E1": {
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      "A": {
        "nom_mm": 0.75,
        "range_mm": [
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      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
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        "verdict": "PASS",
        "reasons": [
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}