component
AD9257BCPZ-40
Public Made by Adomby adom
Analog Devices Analog To Digital Converters (ADC), LFCSP-64(9x9). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536
{
"slug": "ad9257bcpz-40",
"version": "0.1.0",
"type": "component",
"description": "Analog Devices Analog To Digital Converters (ADC), LFCSP-64(9x9). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"data acquisition",
"ad9257bcpz-40",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"ad9257bcpz-40.kicad_sym",
"ad9257bcpz-40.kicad_mod",
"ad9257bcpz-40.glb",
"ad9257bcpz-40.step",
"ad9257bcpz-40.lbr",
"docs/hero.png",
"docs/ad9257bcpz-40-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"ad9257bcpz-40-hero.glb",
"ad9257bcpz-40-hero.overlay.json",
"ad9257bcpz-40-etched.glb"
],
"component": {
"mpn": "AD9257BCPZ-40",
"manufacturer": "Analog Devices",
"package": "LFCSP-64(9x9)",
"pin_count": 65,
"category": "Data Acquisition",
"subcategory": "Analog To Digital Converters (ADC)",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD9257.pdf",
"parts": {
"symbol": "ad9257bcpz-40.kicad_sym",
"footprint": "ad9257bcpz-40.kicad_mod",
"model_3d": "ad9257bcpz-40-hero.glb",
"model_3d_plain": "ad9257bcpz-40-etched.glb",
"model_3d_step": "ad9257bcpz-40-etched.step",
"model_3d_step_plain": "ad9257bcpz-40.step",
"lbr": "ad9257bcpz-40.lbr"
},
"distributor_links": {
"lcsc": "C578834",
"digikey": "505-AD9257BCPZ-40-ND",
"mouser": "584-AD9257BCPZ-40"
},
"distributor_check": {
"checked_at": "2026-10-30T22:40:30Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "505-AD9257BCPZ-40-ND",
"status": "found"
},
"mouser": {
"pn": "584-AD9257BCPZ-40",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "2",
"name": "VIN+ G",
"type": "power_in",
"description": "ADC G analog input true."
},
{
"number": "3",
"name": "VIN- G",
"type": "power_in",
"description": "ADC G analog input complement."
},
{
"number": "4",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "5",
"name": "VIN- H",
"type": "power_in",
"description": "ADC H analog input complement."
},
{
"number": "6",
"name": "VIN+ H",
"type": "power_in",
"description": "ADC H analog input true."
},
{
"number": "7",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "8",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "9",
"name": "CLK-",
"type": "input",
"description": "Input clock complement; accepts LVPECL, CMOS or LVDS sample clock."
},
{
"number": "10",
"name": "CLK+",
"type": "input",
"description": "Input clock true; accepts LVPECL, CMOS or LVDS sample clock."
},
{
"number": "11",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "12",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "13",
"name": "DNC",
"type": "unconnected",
"description": "Do not connect; do not connect to this pin."
},
{
"number": "14",
"name": "DRVDD",
"type": "power_in",
"description": "1.8 V digital output driver supply."
},
{
"number": "15",
"name": "D- H",
"type": "output",
"description": "ADC H digital output complement (LVDS serial data)."
},
{
"number": "16",
"name": "D+ H",
"type": "output",
"description": "ADC H digital output true (LVDS serial data)."
},
{
"number": "17",
"name": "D- G",
"type": "output",
"description": "ADC G digital output complement (LVDS serial data)."
},
{
"number": "18",
"name": "D+ G",
"type": "output",
"description": "ADC G digital output true (LVDS serial data)."
},
{
"number": "19",
"name": "D- F",
"type": "output",
"description": "ADC F digital output complement (LVDS serial data)."
},
{
"number": "20",
"name": "D+ F",
"type": "output",
"description": "ADC F digital output true (LVDS serial data)."
},
{
"number": "21",
"name": "D- E",
"type": "output",
"description": "ADC E digital output complement (LVDS serial data)."
},
{
"number": "22",
"name": "D+ E",
"type": "output",
"description": "ADC E digital output true (LVDS serial data)."
},
{
"number": "23",
"name": "DCO-",
"type": "output",
"description": "Data clock output complement used for capturing data on the outputs."
},
{
"number": "24",
"name": "DCO+",
"type": "output",
"description": "Data clock output true used for capturing data on the outputs."
},
{
"number": "25",
"name": "FCO-",
"type": "output",
"description": "Frame clock output complement signaling a new output byte."
},
{
"number": "26",
"name": "FCO+",
"type": "output",
"description": "Frame clock output true signaling a new output byte."
},
{
"number": "27",
"name": "D- D",
"type": "output",
"description": "ADC D digital output complement (LVDS serial data)."
},
{
"number": "28",
"name": "D+ D",
"type": "output",
"description": "ADC D digital output true (LVDS serial data)."
},
{
"number": "29",
"name": "D- C",
"type": "output",
"description": "ADC C digital output complement (LVDS serial data)."
},
{
"number": "30",
"name": "D+ C",
"type": "output",
"description": "ADC C digital output true (LVDS serial data)."
},
{
"number": "31",
"name": "D- B",
"type": "output",
"description": "ADC B digital output complement (LVDS serial data)."
},
{
"number": "32",
"name": "D+ B",
"type": "output",
"description": "ADC B digital output true (LVDS serial data)."
},
{
"number": "33",
"name": "D- A",
"type": "output",
"description": "ADC A digital output complement (LVDS serial data)."
},
{
"number": "34",
"name": "D+ A",
"type": "output",
"description": "ADC A digital output true (LVDS serial data)."
},
{
"number": "35",
"name": "DRVDD",
"type": "power_in",
"description": "1.8 V digital output driver supply."
},
{
"number": "36",
"name": "DNC",
"type": "unconnected",
"description": "Do not connect; do not connect to this pin."
},
{
"number": "37",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "38",
"name": "SCLK/DTP",
"type": "input",
"description": "SPI serial clock, or digital test pattern control when SPI is not used."
},
{
"number": "39",
"name": "SDIO/DFS",
"type": "bidirectional",
"description": "SPI serial data input/output, or data format select when SPI is not used."
},
{
"number": "40",
"name": "CSB",
"type": "input",
"description": "SPI chip select bar, active low; tie to AVDD to disable the serial port."
},
{
"number": "41",
"name": "PDWN",
"type": "input",
"description": "Power-down control pin."
},
{
"number": "42",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "43",
"name": "VIN+ A",
"type": "power_in",
"description": "ADC A analog input true."
},
{
"number": "44",
"name": "VIN- A",
"type": "power_in",
"description": "ADC A analog input complement."
},
{
"number": "45",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "46",
"name": "VIN- B",
"type": "power_in",
"description": "ADC B analog input complement."
},
{
"number": "47",
"name": "VIN+ B",
"type": "power_in",
"description": "ADC B analog input true."
},
{
"number": "48",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "49",
"name": "VIN+ C",
"type": "power_in",
"description": "ADC C analog input true."
},
{
"number": "50",
"name": "VIN- C",
"type": "power_in",
"description": "ADC C analog input complement."
},
{
"number": "51",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "52",
"name": "VIN- D",
"type": "power_in",
"description": "ADC D analog input complement."
},
{
"number": "53",
"name": "VIN+ D",
"type": "power_in",
"description": "ADC D analog input true."
},
{
"number": "54",
"name": "RBIAS",
"type": "passive",
"description": "Sets analog current bias; connect to a 10 kΩ (1% tolerance) resistor to ground."
},
{
"number": "55",
"name": "SENSE",
"type": "input",
"description": "Reference mode selection."
},
{
"number": "56",
"name": "VREF",
"type": "power_in",
"description": "Voltage reference input/output."
},
{
"number": "57",
"name": "VCM",
"type": "output",
"description": "Analog output voltage at midsupply that sets the common mode of the analog inputs."
},
{
"number": "58",
"name": "SYNC",
"type": "input",
"description": "Digital input to the clock divider with a 30 kΩ internal pull-down."
},
{
"number": "59",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "60",
"name": "VIN+ E",
"type": "power_in",
"description": "ADC E analog input true."
},
{
"number": "61",
"name": "VIN- E",
"type": "power_in",
"description": "ADC E analog input complement."
},
{
"number": "62",
"name": "AVDD",
"type": "power_in",
"description": "1.8 V analog supply."
},
{
"number": "63",
"name": "VIN- F",
"type": "power_in",
"description": "ADC F analog input complement."
},
{
"number": "64",
"name": "VIN+ F",
"type": "power_in",
"description": "ADC F analog input true."
},
{
"number": "65",
"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: Pinout taken from Table 8 and Figure 5 for the 64-lead LFCSP 9x9 mm exposed-pad package, which appli"
],
"pages_sent": 16,
"cost_usd": 0.0497,
"at": "2026-10-30T22:40:15"
},
"datasheet": {
"url": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD9257.pdf",
"pages": 38,
"sha256": "2faa91212f13cdb5",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 65,
"described": 65,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "ad9257bcpz-40.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.0,
9.0,
0.75
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "dce07a86ec3fe3ca87eebdff13827f55e036ced5518fee01f85cec4a3f56366d",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ad9257bcpz-40-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.0,
9.0,
0.75
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "c2599498e60a4e905de0734e50feaa0ac2b6588a504b67b0ec181cb2842bffcb",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}