AD9957BSVZ

{
  "slug": "ad9957bsvz",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Digital To Analog Converters (DACs), TQFP-100-EP(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data converters",
    "ad9957bsvz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "README.md",
    "ad9957bsvz.kicad_sym",
    "ad9957bsvz.kicad_mod",
    "ad9957bsvz.glb",
    "ad9957bsvz.step",
    "ad9957bsvz.lbr",
    "docs/hero.png",
    "docs/ad9957bsvz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ad9957bsvz-hero.glb",
    "ad9957bsvz-hero.overlay.json",
    "ad9957bsvz-etched.glb"
  ],
  "component": {
    "mpn": "AD9957BSVZ",
    "manufacturer": "Analog Devices",
    "package": "TQFP-100-EP(14x14)",
    "pin_count": 101,
    "category": "Data Converters",
    "subcategory": "Digital To Analog Converters (DACs)",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD9957.pdf",
    "parts": {
      "symbol": "ad9957bsvz.kicad_sym",
      "footprint": "ad9957bsvz.kicad_mod",
      "model_3d": "ad9957bsvz-hero.glb",
      "model_3d_plain": "ad9957bsvz-etched.glb",
      "model_3d_step": "ad9957bsvz-etched.step",
      "model_3d_step_plain": "ad9957bsvz.step",
      "lbr": "ad9957bsvz.lbr"
    },
    "distributor_links": {
      "lcsc": "C52667",
      "digikey": "505-AD9957BSVZ-ND",
      "mouser": "584-AD9957BSVZ"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T16:30:36Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-AD9957BSVZ-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-AD9957BSVZ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "2",
        "name": "PLL_LOOP_FILTER",
        "type": "input",
        "description": "PLL loop filter compensation pin for the external loop filter components."
      },
      {
        "number": "3",
        "name": "AVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V analog core supply for the REFCLK PLL, nominally 1.8 V ±5%."
      },
      {
        "number": "4",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "5",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "6",
        "name": "AVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V analog core supply, nominally 1.8 V ±5%."
      },
      {
        "number": "7",
        "name": "SYNC_IN+",
        "type": "input",
        "description": "Synchronization digital input, rising-edge active, from an external master."
      },
      {
        "number": "8",
        "name": "SYNC_IN−",
        "type": "input",
        "description": "Synchronization digital input, falling-edge active, from an external master."
      },
      {
        "number": "9",
        "name": "SYNC_OUT+",
        "type": "output",
        "description": "Synchronization digital output, rising-edge active, to external slave devices."
      },
      {
        "number": "10",
        "name": "SYNC_OUT−",
        "type": "output",
        "description": "Synchronization digital output, falling-edge active, to external slave devices."
      },
      {
        "number": "11",
        "name": "DVDD_I/O (3.3V)",
        "type": "power_in",
        "description": "3.3 V digital input/output supply, nominally 3.3 V ±5%."
      },
      {
        "number": "12",
        "name": "SYNC_SMP_ERR",
        "type": "output",
        "description": "Active-high output that goes high when no valid sync signal is received on SYNC_IN+/SYNC_IN-."
      },
      {
        "number": "13",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "14",
        "name": "MASTER_RESET",
        "type": "input",
        "description": "Active-high digital input that clears all memory elements and sets registers to default values."
      },
      {
        "number": "15",
        "name": "DVDD_I/O (3.3V)",
        "type": "power_in",
        "description": "3.3 V digital input/output supply, nominally 3.3 V ±5%."
      },
      {
        "number": "16",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "17",
        "name": "DVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V digital core supply, nominally 1.8 V ±5%."
      },
      {
        "number": "18",
        "name": "EXT_PWR_DWN",
        "type": "input",
        "description": "Active-high external power-down input that starts the programmed power-down mode; tie to ground if unused."
      },
      {
        "number": "19",
        "name": "PLL_LOCK",
        "type": "output",
        "description": "Active-high output that indicates the clock multiplier PLL has locked to the reference clock."
      },
      {
        "number": "20",
        "name": "CCI_OVFL",
        "type": "output",
        "description": "Active-high output that indicates a CCI filter overflow and stays high until the condition is cleared."
      },
      {
        "number": "21",
        "name": "DVDD_I/O (3.3V)",
        "type": "power_in",
        "description": "3.3 V digital input/output supply, nominally 3.3 V ±5%."
      },
      {
        "number": "22",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "23",
        "name": "DVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V digital core supply, nominally 1.8 V ±5%."
      },
      {
        "number": "24",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "25",
        "name": "D17",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 17 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "26",
        "name": "D16",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 16 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "27",
        "name": "D15",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 15 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "28",
        "name": "DVDD_I/O (3.3V)",
        "type": "power_in",
        "description": "3.3 V digital input/output supply, nominally 3.3 V ±5%."
      },
      {
        "number": "29",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "30",
        "name": "DVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V digital core supply, nominally 1.8 V ±5%."
      },
      {
        "number": "31",
        "name": "D14",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 14 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "32",
        "name": "D13",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 13 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "33",
        "name": "D12",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 12 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "34",
        "name": "D11",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 11 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "35",
        "name": "D10",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 10 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "36",
        "name": "D9",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 9 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "37",
        "name": "D8",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 8 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "38",
        "name": "D7",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 7 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "39",
        "name": "D6",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 6 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "40",
        "name": "PDCLK",
        "type": "output",
        "description": "Parallel data clock output running at the sample rate of the parallel data port; logic 0 when disabled."
      },
      {
        "number": "41",
        "name": "TxENABLE/FS",
        "type": "input",
        "description": "Active-high transmit enable input that gates the parallel data; in Blackfin interface mode it is the FS input."
      },
      {
        "number": "42",
        "name": "D5/SPORT I-DATA",
        "type": "bidirectional",
        "description": "Parallel data bit 5 (active high); in Blackfin interface mode it is the serial I-data input."
      },
      {
        "number": "43",
        "name": "D4/SPORT Q-DATA",
        "type": "bidirectional",
        "description": "Parallel data bit 4 (active high); in Blackfin interface mode it is the serial Q-data input."
      },
      {
        "number": "44",
        "name": "D3",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 3 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "45",
        "name": "DVDD_I/O (3.3V)",
        "type": "power_in",
        "description": "3.3 V digital input/output supply, nominally 3.3 V ±5%."
      },
      {
        "number": "46",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "47",
        "name": "DVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V digital core supply, nominally 1.8 V ±5%."
      },
      {
        "number": "48",
        "name": "D2",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 2 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "49",
        "name": "D1",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 1 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "50",
        "name": "D0",
        "type": "bidirectional",
        "description": "Parallel data input bus bit 0 (active high), carrying the 18-bit I/Q vector; also a GPIO pin in Blackfin interface mode."
      },
      {
        "number": "51",
        "name": "RT",
        "type": "input",
        "description": "Active-high RAM trigger that sweeps RAM amplitude scaling up; tie to ground or supply if unused."
      },
      {
        "number": "52",
        "name": "PROFILE2",
        "type": "input",
        "description": "Profile select input (active high) that selects one of eight DDS profiles together with PROFILE1 and PROFILE0."
      },
      {
        "number": "53",
        "name": "PROFILE1",
        "type": "input",
        "description": "Profile select input (active high) that selects one of eight DDS profiles together with PROFILE2 and PROFILE0."
      },
      {
        "number": "54",
        "name": "PROFILE0",
        "type": "input",
        "description": "Profile select input (active high) that selects one of eight DDS profiles together with PROFILE2 and PROFILE1."
      },
      {
        "number": "55",
        "name": "SYNC_CLK",
        "type": "output",
        "description": "System clock divided by 4 output used to time I/O_UPDATE and profile pin changes."
      },
      {
        "number": "56",
        "name": "DVDD_I/O (3.3V)",
        "type": "power_in",
        "description": "3.3 V digital input/output supply, nominally 3.3 V ±5%."
      },
      {
        "number": "57",
        "name": "DVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V digital core supply, nominally 1.8 V ±5%."
      },
      {
        "number": "58",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "59",
        "name": "I/O_UPDATE",
        "type": "bidirectional",
        "description": "Active-high I/O update pin, an input by default that transfers I/O buffer contents to registers on a rising edge, or an output when internal I/O update is active."
      },
      {
        "number": "60",
        "name": "OSK",
        "type": "input",
        "description": "Active-high output shift keying input that controls the OSK function; tie high when OSK is not used."
      },
      {
        "number": "61",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "62",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "63",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "64",
        "name": "DVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V digital core supply, nominally 1.8 V ±5%."
      },
      {
        "number": "65",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "66",
        "name": "DVDD_I/O (3.3V)",
        "type": "power_in",
        "description": "3.3 V digital input/output supply, nominally 3.3 V ±5%."
      },
      {
        "number": "67",
        "name": "SDIO",
        "type": "bidirectional",
        "description": "Serial data input/output, bidirectional by default; acts as input only in unidirectional mode."
      },
      {
        "number": "68",
        "name": "SDO",
        "type": "output",
        "description": "Serial data output, active only in unidirectional serial mode and must float in bidirectional mode."
      },
      {
        "number": "69",
        "name": "SCLK",
        "type": "input",
        "description": "Serial data clock; writes are sampled on the rising edge and readbacks change on the falling edge."
      },
      {
        "number": "70",
        "name": "CS",
        "type": "input",
        "description": "Active-low chip select that enables serial clock detection; driving it high makes the device ignore serial data."
      },
      {
        "number": "71",
        "name": "I/O_RESET",
        "type": "input",
        "description": "Active-high input that aborts a failed serial I/O cycle; connect to ground when not used."
      },
      {
        "number": "72",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "73",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "74",
        "name": "AVDD (3.3V)",
        "type": "power_in",
        "description": "3.3 V analog DAC supply, nominally 3.3 V ±5%."
      },
      {
        "number": "75",
        "name": "AVDD (3.3V)",
        "type": "power_in",
        "description": "3.3 V analog DAC supply, nominally 3.3 V ±5%."
      },
      {
        "number": "76",
        "name": "AVDD (3.3V)",
        "type": "power_in",
        "description": "3.3 V analog DAC supply, nominally 3.3 V ±5%."
      },
      {
        "number": "77",
        "name": "AVDD (3.3V)",
        "type": "power_in",
        "description": "3.3 V analog DAC supply, nominally 3.3 V ±5%."
      },
      {
        "number": "78",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "79",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "80",
        "name": "IOUT",
        "type": "output",
        "description": "Complementary DAC current output source; connect through 50 ohm to AGND."
      },
      {
        "number": "81",
        "name": "IOUT",
        "type": "output",
        "description": "DAC current output source; connect through 50 ohm to AGND."
      },
      {
        "number": "82",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "83",
        "name": "AVDD (3.3V)",
        "type": "power_in",
        "description": "3.3 V analog DAC supply, nominally 3.3 V ±5%."
      },
      {
        "number": "84",
        "name": "DAC_RSET",
        "type": "output",
        "description": "Analog reference pin that sets DAC full-scale current; attach a 10 kohm resistor to AGND."
      },
      {
        "number": "85",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "86",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "87",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "88",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "89",
        "name": "AVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V analog supply for the REFCLK input, nominally 1.8 V ±5%."
      },
      {
        "number": "90",
        "name": "REF_CLK",
        "type": "input",
        "description": "Analog reference clock input."
      },
      {
        "number": "91",
        "name": "REF_CLK",
        "type": "input",
        "description": "Complementary analog reference clock input."
      },
      {
        "number": "92",
        "name": "AVDD (1.8V)",
        "type": "power_in",
        "description": "1.8 V analog supply for the REFCLK input, nominally 1.8 V ±5%."
      },
      {
        "number": "93",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "94",
        "name": "REFCLK_OUT",
        "type": "output",
        "description": "Analog reference clock output, with a maximum frequency of 25 MHz and maximum capacitive load of 20 pF."
      },
      {
        "number": "95",
        "name": "XTAL_SEL",
        "type": "input",
        "description": "Active-high crystal select input (1.8 V logic) that enables the internal oscillator; connect to AGND if unused."
      },
      {
        "number": "96",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "97",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "98",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "99",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "100",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; allow the pin to float."
      },
      {
        "number": "101",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: MPN AD9957BSVZ is listed in the Ordering Guide as 100-Lead TQFP_EP, package option SV-100-4, which m",
          "1/101 pins cited to the wrong page (name found elsewhere): ['26:D16@p10']"
        ],
        "pages_sent": 24,
        "cost_usd": 0.0797,
        "at": "2026-10-28T16:30:11"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD9957.pdf",
        "pages": 61,
        "sha256": "48d891dd2d5e7471",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 101,
        "described": 101,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ad9957bsvz.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "314374673bd811b10c21a39b9546bd3b41036bb20ecbe74938fe730857e24e44",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ad9957bsvz-etched.step",
        "role": "eda",
        "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": "fb898301e3ed16973bed2469b26f08d00f1c1bfb07035ce5eb47db1d2eae1974",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}