component
ADA4937-1YCPZ-R7
Public Made by Adomby adom
Analog Devices Pre-ordered Chips, LFCSP-16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777
{
"schema_version": 1,
"type": "component",
"slug": "ada4937-1ycpz-r7",
"title": "ADA4937-1YCPZ-R7",
"brief": "Analog Devices Pre-ordered Chips, LFCSP-16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"interface ics",
"ada4937-1ycpz-r7",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "ADA4937-1YCPZ-R7",
"manufacturer": "Analog Devices",
"package": "LFCSP-16(3x3)",
"pin_count": 17,
"category": "Interface ICs",
"subcategory": "Pre-ordered Chips",
"datasheet": "https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/938/ADA4937-1%2C2.pdf",
"parts": {
"symbol": "ada4937-1ycpz-r7.kicad_sym",
"footprint": "ada4937-1ycpz-r7.kicad_mod",
"model_3d": "ada4937-1ycpz-r7-hero.glb",
"model_3d_plain": "ada4937-1ycpz-r7-etched.glb",
"model_3d_step": "ada4937-1ycpz-r7-etched.step",
"model_3d_step_plain": "ada4937-1ycpz-r7.step",
"lbr": "ada4937-1ycpz-r7.lbr"
},
"distributor_links": {
"lcsc": "C578940",
"digikey": "505-ADA4937-1YCPZ-R7TR-ND",
"mouser": "584-ADA4937-1YCPZ-R7"
},
"distributor_check": {
"checked_at": "2026-10-26T18:49:15Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "505-ADA4937-1YCPZ-R7TR-ND",
"status": "found"
},
"mouser": {
"pn": "584-ADA4937-1YCPZ-R7",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "−FB",
"type": "passive",
"description": "Negative output for feedback component connection."
},
{
"number": "2",
"name": "+IN",
"type": "input",
"description": "Positive input summing node."
},
{
"number": "3",
"name": "−IN",
"type": "input",
"description": "Negative input summing node."
},
{
"number": "4",
"name": "+FB",
"type": "passive",
"description": "Positive output for feedback component connection."
},
{
"number": "5",
"name": "+VS",
"type": "power_in",
"description": "Positive supply voltage (pins 5 to 8), 3.3 V to 5 V operation, 5.5 V absolute maximum supply."
},
{
"number": "6",
"name": "+VS",
"type": "power_in",
"description": "Positive supply voltage (pins 5 to 8), 3.3 V to 5 V operation, 5.5 V absolute maximum supply."
},
{
"number": "7",
"name": "+VS",
"type": "power_in",
"description": "Positive supply voltage (pins 5 to 8), 3.3 V to 5 V operation, 5.5 V absolute maximum supply."
},
{
"number": "8",
"name": "+VS",
"type": "power_in",
"description": "Positive supply voltage (pins 5 to 8), 3.3 V to 5 V operation, 5.5 V absolute maximum supply."
},
{
"number": "9",
"name": "VOCM",
"type": "input",
"description": "Output common-mode voltage setting input."
},
{
"number": "10",
"name": "+OUT",
"type": "output",
"description": "Positive output for load connection."
},
{
"number": "11",
"name": "−OUT",
"type": "output",
"description": "Negative output for load connection."
},
{
"number": "12",
"name": "PD",
"type": "input",
"description": "Power-down pin."
},
{
"number": "13",
"name": "−VS",
"type": "power_in",
"description": "Negative supply voltage (pins 13 to 16)."
},
{
"number": "14",
"name": "−VS",
"type": "power_in",
"description": "Negative supply voltage (pins 13 to 16)."
},
{
"number": "15",
"name": "−VS",
"type": "power_in",
"description": "Negative supply voltage (pins 13 to 16)."
},
{
"number": "16",
"name": "−VS",
"type": "power_in",
"description": "Negative supply voltage (pins 13 to 16)."
},
{
"number": "17",
"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-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Pin types (e.g. -FB/+FB as passive, +IN/-IN as input) are inferred from the function descriptions; t; Exposed pad is labeled EP with no pin number in the datasheet."
],
"pages_sent": 9,
"cost_usd": 0.1163,
"at": "2026-10-26T18:49:01"
},
"datasheet": {
"url": "https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/938/ADA4937-1%2C2.pdf",
"pages": 28,
"sha256": "f6c46f02ef939b00",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 17,
"described": 17,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "ada4937-1ycpz-r7.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3,
3,
0.785
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
"checked": "2026-10-26",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ada4937-1ycpz-r7-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3,
3,
0.785
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "2cee5994dfe17f9029c61ae3a4ec2822e5996806709fb3efba777204187b876b",
"checked": "2026-10-26",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Analog Devices",
"Package": "LFCSP-16(3x3)",
"Category": "Interface ICs",
"Pins": "17"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "f6c46f02ef939b0000f449fb1a28ee6104b23a3d2dfa3c39b9fe71aacde697e3",
"rows": [
{
"name": "Offset Voltage (5 V)",
"symbol": "VOS, dm",
"kind": "electrical",
"unit": "mV",
"min": -2.5,
"typ": 0.5,
"max": 2.5,
"conditions": "5 V; VOS, dm = VOUT, dm/2; VDIN+ = VDIN− = 2.5 V; typ printed ±0.5",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Bias Current (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": -50,
"typ": -30,
"max": -10,
"conditions": "5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Offset Current (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": -2,
"typ": 0.5,
"max": 2,
"conditions": "5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "CMRR (5 V)",
"symbol": "CMRR",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": -80,
"max": -69,
"conditions": "5 V; ∆VOUT, dm/∆VIN, cm; ∆VIN, cm = ±1 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Output Voltage Swing (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 0.9,
"typ": null,
"max": 4.1,
"conditions": "5 V; Maximum ∆VOUT; single-ended output; RF = RG = 10 kΩ",
"source_page": 3,
"source": "datasheet"
},
{
"name": "VOCM Input Voltage Range (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 1.2,
"typ": null,
"max": 3.8,
"conditions": "5 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "VOCM Input Resistance (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "kΩ",
"min": 8,
"typ": 10,
"max": 12,
"conditions": "5 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "VOCM Input Offset Voltage (5 V)",
"symbol": "VOS, cm",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 2,
"max": 7.1,
"conditions": "5 V; VOS, cm = VOUT, cm; VDIN+ = VDIN− = +VS/2",
"source_page": 4,
"source": "datasheet"
},
{
"name": "VOCM CMRR (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": -75,
"max": -70,
"conditions": "5 V; ΔVOUT, dm/ΔVOCM; ΔVOCM = ±1 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "VOCM Gain (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "V/V",
"min": 0.97,
"typ": 0.98,
"max": 1,
"conditions": "5 V; ΔVOUT, cm/ΔVOCM; ΔVOCM = ±1 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating Range (5 V table)",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 3,
"typ": null,
"max": 5.25,
"conditions": "POWER SUPPLY",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Quiescent Current per Amplifier, Enabled (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "mA",
"min": 38,
"typ": 39.5,
"max": 42,
"conditions": "5 V; Enabled",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Quiescent Current per Amplifier, Powered down (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "mA",
"min": 0.02,
"typ": 0.3,
"max": 0.5,
"conditions": "5 V; Powered down",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Power Supply Rejection Ratio (5 V)",
"symbol": "PSRR",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": -90,
"max": -70,
"conditions": "5 V; ΔVOUT, dm/ΔVS; ΔVS = 1 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "PD Bias Current, Enabled (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": 10,
"typ": 30,
"max": 50,
"conditions": "PD = 5 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "PD Bias Current, Powered Down (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": -300,
"typ": -200,
"max": -150,
"conditions": "PD = 0 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Offset Voltage (3.3 V)",
"symbol": "VOS, dm",
"kind": "electrical",
"unit": "mV",
"min": -2.5,
"typ": 0.5,
"max": 2.5,
"conditions": "3.3 V; VOS, dm = VOUT, dm/2; VDIN+ = VDIN− = +VS/2; typ printed ±0.5",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Bias Current (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": -50,
"typ": -30,
"max": -10,
"conditions": "3.3 V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Offset Current (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": -2,
"typ": 0.5,
"max": 2,
"conditions": "3.3 V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "CMRR (3.3 V)",
"symbol": "CMRR",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": -80,
"max": -67,
"conditions": "3.3 V; ∆VOUT, dm/∆VIN, cm; ∆VIN, cm = ±1 V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Output Voltage Swing (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 0.8,
"typ": null,
"max": 2.5,
"conditions": "3.3 V; Maximum ∆VOUT; single-ended output; RF = RG = 10 kΩ",
"source_page": 5,
"source": "datasheet"
},
{
"name": "VOCM Input Voltage Range (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 1.2,
"typ": null,
"max": 2.1,
"conditions": "3.3 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "VOCM Input Offset Voltage (3.3 V)",
"symbol": "VOS, cm",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 2,
"max": 7.1,
"conditions": "3.3 V; VOS, cm = VOUT, cm; VDIN+ = VDIN− = 1.67 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "VOCM CMRR (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": -75,
"max": -70,
"conditions": "3.3 V; ∆VOUT, dm/∆VOCM; ∆VOCM = ±1 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "VOCM Gain (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "V/V",
"min": 0.97,
"typ": 0.98,
"max": 1,
"conditions": "3.3 V; ∆VOUT, cm/∆VOCM; ∆VOCM = ±1 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Quiescent Current per Amplifier, Enabled (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "mA",
"min": 36,
"typ": 38,
"max": 40,
"conditions": "3.3 V; Enabled",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Quiescent Current per Amplifier, Powered down (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "mA",
"min": 0.02,
"typ": 0.2,
"max": 0.5,
"conditions": "3.3 V; Powered down",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Power Supply Rejection Ratio (3.3 V)",
"symbol": "PSRR",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": -90,
"max": -70,
"conditions": "3.3 V; ∆VOUT, dm/∆VS; ∆VS = 1 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "PD Bias Current, Enabled (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": 10,
"typ": 20,
"max": 30,
"conditions": "PD = 3.3 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "PD Bias Current, Powered Down (3.3 V)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": -200,
"typ": -120,
"max": -100,
"conditions": "PD = 0 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Operating Temperature Range",
"symbol": "",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 105,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating Range (3.3 V table)",
"symbol": "",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": null,
"max": 5.25,
"conditions": "POWER SUPPLY",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Supply Voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Operating Temperature Range (abs max)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 105,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Lead Temperature (Soldering, 10 sec)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 300,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction-to-Ambient",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 95,
"max": null,
"conditions": "16-Lead LFCSP (Exposed Pad)",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction-to-Case",
"symbol": "θJC",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 12.6,
"max": null,
"conditions": "16-Lead LFCSP (Exposed Pad)",
"source_page": 7,
"source": "datasheet"
},
{
"name": "-3 dB Small Signal Bandwidth (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": 1900,
"max": null,
"conditions": "VOUT, dm = 0.1 V p-p",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Voltage Noise (RTI) (5 V)",
"symbol": "",
"kind": "electrical",
"unit": "nV/√Hz",
"min": null,
"typ": 2.2,
"max": null,
"conditions": "f = 100 kHz",
"source_page": 3,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"ada4937-1ycpz-r7"
],
"discovery_pitch": "ADA4937-1YCPZ-R7 (Analog Devices) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"ada4937-1ycpz-r7.kicad_sym",
"ada4937-1ycpz-r7.kicad_mod",
"ada4937-1ycpz-r7.glb",
"ada4937-1ycpz-r7.step",
"ada4937-1ycpz-r7.lbr",
"docs/hero.png",
"docs/ada4937-1ycpz-r7-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"ada4937-1ycpz-r7-hero.glb",
"ada4937-1ycpz-r7-hero.overlay.json",
"ada4937-1ycpz-r7-etched.glb"
],
"visibility": {
"public": true
}
}