component
AD7741BRZ
Public Made by Adomby adom
Analog Devices Voltage-to-Frequency / Frequency-to-Voltage Converters, SO-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807
{
"schema_version": 1,
"type": "component",
"slug": "ad7741brz",
"title": "AD7741BRZ",
"brief": "Analog Devices Voltage-to-Frequency / Frequency-to-Voltage Converters, SO-8. 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",
"data converters",
"ad7741brz",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "AD7741BRZ",
"manufacturer": "Analog Devices",
"package": "SO-8",
"pin_count": 8,
"category": "Data Converters",
"subcategory": "Voltage-to-Frequency / Frequency-to-Voltage Converters",
"datasheet": "https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/876/AD7741%2CAD7742.pdf",
"parts": {
"symbol": "ad7741brz.kicad_sym",
"footprint": "ad7741brz.kicad_mod",
"model_3d": "ad7741brz-hero.glb",
"model_3d_plain": "ad7741brz-etched.glb",
"model_3d_step": "ad7741brz-etched.step",
"model_3d_step_plain": "ad7741brz.step",
"lbr": "ad7741brz.lbr"
},
"distributor_links": {
"lcsc": "C386301",
"digikey": "AD7741BRZ-ND",
"mouser": "584-AD7741BRZ"
},
"distributor_check": {
"checked_at": "2026-10-26T18:32:23Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "AD7741BRZ-ND",
"status": "found"
},
"mouser": {
"pn": "584-AD7741BRZ",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VDD",
"type": "power_in",
"description": "Power supply input operated from +4.75 V to +5.25 V, which should be adequately decoupled to GND."
},
{
"number": "2",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all circuitry on the part."
},
{
"number": "3",
"name": "CLKOUT",
"type": "output",
"description": "External clock output that connects to the crystal with CLKIN, or provides an inverted clock when an external clock drives CLKIN; it should be buffered if used elsewhere and loaded with no more than one CMOS load."
},
{
"number": "4",
"name": "CLKIN",
"type": "input",
"description": "Master clock input driven by a crystal across CLKIN and CLKOUT or by a CMOS-compatible external clock with CLKOUT left unconnected, at up to 6 MHz."
},
{
"number": "5",
"name": "REFIN/OUT",
"type": "bidirectional",
"description": "Reference input to the VFC core that sets its span; left unconnected it uses the internal 2.5 V reference, or a precision external reference (e.g., REF192) can overdrive it."
},
{
"number": "6",
"name": "VIN",
"type": "power_in",
"description": "Buffered analog input to the VFC with an input range from 0 V to VREF that draws virtually no current from the source."
},
{
"number": "7",
"name": "PD",
"type": "input",
"description": "Active-low power-down input; when low the part enters power-down mode and typically consumes 15 µA."
},
{
"number": "8",
"name": "fOUT",
"type": "output",
"description": "Frequency output of the synchronous VFC."
}
],
"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: The ordering guide lists AD7741BR (R-8 Small Outline) but not the AD7741BRZ suffix. BRZ is assumed t; PD description says typical power-down current is 15 µA in the pin table, while the AD7741 spec tabl"
],
"pages_sent": 12,
"cost_usd": 0.1577,
"at": "2026-10-26T18:32:10"
},
"datasheet": {
"url": "https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/876/AD7741%2CAD7742.pdf",
"pages": 12,
"sha256": "9ed3fb9faa02b73a",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 8,
"described": 8,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "ad7741brz.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
4.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
"checked": "2026-10-26",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ad7741brz-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
4.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "1a5caddeedf980b3222e74031c969d0ccd176c632c120ffab5f0dfd3e0dee274",
"checked": "2026-10-26",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Analog Devices",
"Package": "SO-8",
"Category": "Data Converters",
"Pins": "8"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "9ed3fb9faa02b73a461bafcad33ca9c53337fa69f93fdb8daec64f24244edd78",
"rows": [
{
"name": "Integral Nonlinearity",
"symbol": "INL",
"kind": "electrical",
"unit": "% of Span",
"min": -0.012,
"typ": null,
"max": 0.012,
"conditions": "fCLKIN = 200 kHz",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Integral Nonlinearity",
"symbol": "INL",
"kind": "electrical",
"unit": "% of Span",
"min": -0.024,
"typ": null,
"max": 0.024,
"conditions": "fCLKIN = 6.144 MHz, VDD > 4.8 V",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Offset Error",
"symbol": "",
"kind": "electrical",
"unit": "mV",
"min": -40,
"typ": null,
"max": 40,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Gain Error",
"symbol": "",
"kind": "electrical",
"unit": "% of Span",
"min": 0,
"typ": 0.8,
"max": 1.6,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Offset Error Drift",
"symbol": "",
"kind": "temperature_coefficient",
"unit": "µV/°C",
"min": -30,
"typ": null,
"max": 30,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Gain Error Drift",
"symbol": "",
"kind": "temperature_coefficient",
"unit": "ppm of Span/°C",
"min": -16,
"typ": null,
"max": 16,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Power Supply Rejection Ratio",
"symbol": "PSRR",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": null,
"max": -63,
"conditions": "∆VDD = ±5%",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Analog Input Current",
"symbol": "",
"kind": "electrical",
"unit": "nA",
"min": -100,
"typ": 50,
"max": 100,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Analog Input Voltage Range",
"symbol": "VIN",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "0 to VREF",
"source_page": 2,
"source": "datasheet"
},
{
"name": "REFOUT Output Voltage",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 2.38,
"typ": 2.5,
"max": 2.6,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "REFOUT Output Impedance",
"symbol": "",
"kind": "electrical",
"unit": "kΩ",
"min": null,
"typ": 1,
"max": null,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Reference Drift",
"symbol": "",
"kind": "temperature_coefficient",
"unit": "ppm/°C",
"min": -50,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Line Rejection",
"symbol": "",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": -60,
"max": null,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Reference Noise",
"symbol": "",
"kind": "electrical",
"unit": "µV p-p",
"min": null,
"typ": 100,
"max": null,
"conditions": "0.1 Hz to 10 Hz",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Output High Voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 4,
"typ": null,
"max": null,
"conditions": "Output Sourcing 800 µA",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Output Low Voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "Output Sinking 1.6 mA",
"source_page": 2,
"source": "datasheet"
},
{
"name": "PD Input High Voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 2.4,
"typ": null,
"max": null,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "PD Input Low Voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "PD Input Current",
"symbol": "",
"kind": "electrical",
"unit": "nA",
"min": -100,
"typ": null,
"max": 100,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "PD Pin Capacitance",
"symbol": "",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 6,
"max": 10,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "CLKIN Input High Voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 3.5,
"typ": null,
"max": null,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "CLKIN Input Low Voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "CLKIN Input Current",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": -2,
"typ": null,
"max": 2,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "CLKIN Pin Capacitance",
"symbol": "",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 6,
"max": 10,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Supply Voltage",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 4.75,
"typ": null,
"max": 5.25,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "IDD (Normal Mode)",
"symbol": "IDD",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 8,
"conditions": "Output Unloaded",
"source_page": 2,
"source": "datasheet"
},
{
"name": "IDD (Power-Down)",
"symbol": "IDD",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 15,
"max": 35,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Power-Up Time",
"symbol": "",
"kind": "electrical",
"unit": "µs",
"min": null,
"typ": null,
"max": 30,
"conditions": "Coming Out of Power-Down Mode",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Input Clock Frequency",
"symbol": "fCLKIN",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": 6.144,
"max": null,
"conditions": "For Specified Performance",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Minimum Output Frequency",
"symbol": "",
"kind": "electrical",
"unit": "Hz",
"min": null,
"typ": 0.05,
"max": null,
"conditions": "VIN = 0 V; printed as 0.05 fCLKIN",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Output Frequency",
"symbol": "",
"kind": "electrical",
"unit": "Hz",
"min": null,
"typ": 0.45,
"max": null,
"conditions": "VIN = VREF; printed as 0.45 fCLKIN",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Clock Frequency",
"symbol": "fCLKIN",
"kind": "timing",
"unit": "MHz",
"min": null,
"typ": null,
"max": 6.144,
"conditions": "B and Y Version",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input Clock Mark/Space Ratio (tHIGH/tLOW)",
"symbol": "tHIGH/tLOW",
"kind": "timing",
"unit": "",
"min": 45,
"typ": null,
"max": 55,
"conditions": "55/45 max, 45/55 min",
"source_page": 4,
"source": "datasheet"
},
{
"name": "CLKIN rising edge to fOUT rising edge",
"symbol": "t1",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 9,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "fOUT Rise Time",
"symbol": "t2",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 4,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "fOUT Fall Time",
"symbol": "t3",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 4,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "VDD to GND",
"symbol": "VDD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 7,
"conditions": "TA = +25°C",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Analog Input Voltage to GND",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -5,
"typ": null,
"max": null,
"conditions": "max is VDD + 0.3 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Digital Input Voltage to GND",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "max is VDD + 0.3 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Reference Input Voltage to GND",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "max is VDD + 0.3 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "fOUT to GND",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "max is VDD + 0.3 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating Temperature Range (Industrial, B Version)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Power Dissipation (SOIC)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 450,
"conditions": "SOIC Package",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Thermal Impedance (8 Lead SOIC)",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 157,
"max": null,
"conditions": "SOIC Package, 8 Lead",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Lead Temperature, Soldering Vapor Phase",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 215,
"conditions": "60 sec",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Lead Temperature, Soldering Infrared",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 220,
"conditions": "15 sec",
"source_page": 4,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"ad7741brz"
],
"discovery_pitch": "AD7741BRZ (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",
"ad7741brz.kicad_sym",
"ad7741brz.kicad_mod",
"ad7741brz.glb",
"ad7741brz.step",
"ad7741brz.lbr",
"docs/hero.png",
"docs/ad7741brz-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"ad7741brz-hero.glb",
"ad7741brz-hero.overlay.json",
"ad7741brz-etched.glb"
],
"visibility": {
"public": true
}
}