component
ADUM7441ARQZ
Public Made by Adomby adom
Analog Devices Digital Isolators, QSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "ADUM7441ARQZ",
"brief": "Analog Devices Digital Isolators, QSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"package": "QSOP-16-150mil",
"pin_count": 16,
"category": "Interface ICs",
"subcategory": "Digital Isolators",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/adum7440_7441_7442.pdf",
"parts": {
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"digikey": "505-ADUM7441ARQZ-ND",
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"pins": [
{
"number": "1",
"name": "VDD1A",
"type": "power_in",
"description": "Supply voltage A for isolator side 1, 3.0 V to 5.5 V; pin 1 must be connected externally to pin 7, with a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD1A and GND1 (pin 2)."
},
{
"number": "2",
"name": "GND1",
"type": "power_in",
"description": "Ground reference for isolator side 1; pins 2 and 8 are internally connected and connecting both to GND1 is recommended."
},
{
"number": "3",
"name": "VIA",
"type": "input",
"description": "Logic input A; the absolute maximum input voltage range is −0.5 V to VDDI + 0.5 V."
},
{
"number": "4",
"name": "VIB",
"type": "input",
"description": "Logic input B; the absolute maximum input voltage range is −0.5 V to VDDI + 0.5 V."
},
{
"number": "5",
"name": "VIC",
"type": "input",
"description": "Logic input C; the absolute maximum input voltage range is −0.5 V to VDDI + 0.5 V."
},
{
"number": "6",
"name": "VOD",
"type": "output",
"description": "Logic output D; the absolute maximum output voltage range is −0.5 V to VDDO + 0.5 V, and average output current per pin is limited to −10 mA to +10 mA."
},
{
"number": "7",
"name": "VDD1B",
"type": "power_in",
"description": "Supply voltage B for isolator side 1, 3.0 V to 5.5 V; pin 7 must be connected externally to pin 1, with a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD1B and GND1 (pin 8)."
},
{
"number": "8",
"name": "GND1",
"type": "power_in",
"description": "Ground reference for isolator side 1; pins 2 and 8 are internally connected and connecting both to GND1 is recommended."
},
{
"number": "9",
"name": "GND2",
"type": "power_in",
"description": "Ground reference for isolator side 2; pins 9 and 15 are internally connected and connecting both to GND2 is recommended."
},
{
"number": "10",
"name": "VDD2B",
"type": "power_in",
"description": "Supply voltage B for isolator side 2, 3.0 V to 5.5 V; pin 10 must be connected externally to pin 16, with a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD2B and GND2 (pin 9)."
},
{
"number": "11",
"name": "VID",
"type": "input",
"description": "Logic input D; the absolute maximum input voltage range is −0.5 V to VDDI + 0.5 V."
},
{
"number": "12",
"name": "VOC",
"type": "output",
"description": "Logic output C; the absolute maximum output voltage range is −0.5 V to VDDO + 0.5 V, and average output current per pin is limited to −10 mA to +10 mA."
},
{
"number": "13",
"name": "VOB",
"type": "output",
"description": "Logic output B; the absolute maximum output voltage range is −0.5 V to VDDO + 0.5 V, and average output current per pin is limited to −10 mA to +10 mA."
},
{
"number": "14",
"name": "VOA",
"type": "output",
"description": "Logic output A; the absolute maximum output voltage range is −0.5 V to VDDO + 0.5 V, and average output current per pin is limited to −10 mA to +10 mA."
},
{
"number": "15",
"name": "GND2",
"type": "power_in",
"description": "Ground reference for isolator side 2; pins 9 and 15 are internally connected and connecting both to GND2 is recommended."
},
{
"number": "16",
"name": "VDD2A",
"type": "power_in",
"description": "Supply voltage A for isolator side 2, 3.0 V to 5.5 V; pin 16 must be connected externally to pin 10, with a 0.01 µF to 0.1 µF ceramic bypass capacitor between VDD2A and GND2 (pin 15)."
}
],
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"primary_model": "claude-haiku-5-5",
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"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The ADuM7441 pin configuration drawing (Figure 6) is not present in the supplied text. The pinout wa; The ADuM7441ARQZ part is listed in the Ordering Guide as a 16-lead QSOP (RQ-16) tube/reel option, so; Input and output pin descriptions state only the absolute maximum voltage and current limits from Ta"
],
"pages_sent": 12,
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"at": "2026-10-31T03:59:49"
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"datasheet": {
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"pages": 20,
"sha256": "1941e7b1b019a8b5",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
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"described": 16,
"cites_pages": true,
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"package_dims": {
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"D": {
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"metadata": {
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"Package": "QSOP-16-150mil",
"Category": "Interface ICs",
"Pins": "16"
},
"appearance": {
"housing": {
"quote": "3 Refers to common-mode transients across the insulation barrier. Commonmode transients exceeding the absolute maximum ratings may cause latch-up",
"page": 10,
"doc": "ds.pdf",
"material": "abs"
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{
"name": "Storage Temperature (TST) Range",
"symbol": "TST",
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{
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"typ": null,
"max": null,
"conditions": "",
"source_page": 10,
"source": "datasheet"
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{
"name": "Output Voltages",
"symbol": "VOA, VOB, VOC, VOD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "",
"source_page": 10,
"source": "datasheet"
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{
"name": "Average Output Current per Pin, Side 1",
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{
"name": "Average Output Current per Pin, Side 2",
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"unit": "mA",
"min": -10,
"typ": null,
"max": 10,
"conditions": "",
"source_page": 10,
"source": "datasheet"
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{
"name": "Common-Mode Transients",
"symbol": "",
"kind": "absolute_maximum",
"unit": "kV/µs",
"min": -100,
"typ": null,
"max": 100,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Operating Temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 105,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "Supply Voltages",
"symbol": "VDD1, VDD2",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "Propagation Delay (A grade, 5 V operation)",
"symbol": "tPHL, tPLH",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 50,
"max": 75,
"conditions": "50% input to 50% output",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Pulse Width Distortion (A grade, 5 V operation)",
"symbol": "PWD",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 10,
"max": 25,
"conditions": "|tPLH − tPHL|",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Pulse Width (A grade, 5 V operation)",
"symbol": "PW",
"kind": "timing",
"unit": "ns",
"min": 250,
"typ": null,
"max": null,
"conditions": "Within PWD limit",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Propagation Delay Skew (A grade, 5 V operation)",
"symbol": "tPSK",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 20,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Codirectional Channel Matching (A grade, 5 V operation)",
"symbol": "tPSKCD",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 25,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Opposing-Direction Channel Matching (A grade, 5 V operation)",
"symbol": "tPSKOD",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 30,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Supply Current ADuM7441 side 1, 1 Mbps (A grade, 5 V operation)",
"symbol": "IDD1",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 4.1,
"max": 4.9,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Supply Current ADuM7441 side 2, 1 Mbps (A grade, 5 V operation)",
"symbol": "IDD2",
"kind": "electrical",
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"typ": 3.6,
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"source_page": 4,
"source": "datasheet"
},
{
"name": "Quiescent Input Supply Current (5 V operation)",
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"unit": "mA",
"min": null,
"typ": 0.76,
"max": 0.95,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Quiescent Output Supply Current (5 V operation)",
"symbol": "IDDO(Q)",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.57,
"max": 0.73,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input Current per Channel (5 V operation)",
"symbol": "II",
"kind": "electrical",
"unit": "µA",
"min": -10,
"typ": 0.01,
"max": 10,
"conditions": "0 V ≤ VIx ≤ VDDx",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Logic Low Output Voltage (5 V operation)",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0,
"max": 0.1,
"conditions": "IOx = 20 µA, VIx = VIxL",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Logic Low Output Voltage (5 V operation)",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.2,
"max": 0.4,
"conditions": "IOx = 4 mA, VIx = VIxL",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Common-Mode Transient Immunity (5 V operation)",
"symbol": "|CM|",
"kind": "electrical",
"unit": "kV/µs",
"min": 15,
"typ": 25,
"max": null,
"conditions": "VIx = VDDx, VCM = 1000 V, transient magnitude = 800 V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Propagation Delay (A grade, 3.3 V operation)",
"symbol": "tPHL, tPLH",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 60,
"max": 85,
"conditions": "50% input to 50% output",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Pulse Width Distortion (A grade, 3.3 V operation)",
"symbol": "PWD",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 10,
"max": 25,
"conditions": "|tPLH − tPHL|",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Pulse Width (A grade, 3.3 V operation)",
"symbol": "PW",
"kind": "timing",
"unit": "ns",
"min": 250,
"typ": null,
"max": null,
"conditions": "Within PWD limit",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Propagation Delay Skew (A grade, 3.3 V operation)",
"symbol": "tPSK",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 20,
"conditions": "",
"source_page": 5,
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},
{
"name": "Codirectional Channel Matching (A grade, 3.3 V operation)",
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"kind": "timing",
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"min": null,
"typ": null,
"max": 25,
"conditions": "",
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},
{
"name": "Opposing-Direction Channel Matching (A grade, 3.3 V operation)",
"symbol": "tPSKOD",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 30,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Supply Current ADuM7441 side 1, 1 Mbps (A grade, 3.3 V operation)",
"symbol": "IDD1",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 2.8,
"max": 3.5,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Supply Current ADuM7441 side 2, 1 Mbps (A grade, 3.3 V operation)",
"symbol": "IDD2",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 2.5,
"max": 3.3,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Current per Channel (3.3 V operation)",
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"min": -10,
"typ": 0.01,
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"conditions": "0 V ≤ VIx ≤ VDDx",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Logic Low Output Voltage (3.3 V operation)",
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