component
ADUM7642CRQZ
Public Made by Adomby adom
Analog Devices Digital Isolators, QSOP-20-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "adum7642crqz",
"version": "0.1.0",
"type": "component",
"description": "Analog Devices Digital Isolators, QSOP-20-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"communication interface chip-uart-485-232",
"adum7642crqz",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"adum7642crqz.kicad_sym",
"adum7642crqz.kicad_mod",
"adum7642crqz.glb",
"adum7642crqz.step",
"adum7642crqz.lbr",
"docs/hero.png",
"docs/adum7642crqz-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"adum7642crqz-hero.glb",
"adum7642crqz-hero.overlay.json",
"adum7642crqz-etched.glb"
],
"component": {
"mpn": "ADUM7642CRQZ",
"manufacturer": "Analog Devices",
"package": "QSOP-20-150mil",
"pin_count": 20,
"category": "Communication Interface Chip/UART/485/232",
"subcategory": "Digital Isolators",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADuM7640_7641_7642_7643.pdf",
"parts": {
"symbol": "adum7642crqz.kicad_sym",
"footprint": "adum7642crqz.kicad_mod",
"model_3d": "adum7642crqz-hero.glb",
"model_3d_plain": "adum7642crqz-etched.glb",
"model_3d_step": "adum7642crqz-etched.step",
"model_3d_step_plain": "adum7642crqz.step",
"lbr": "adum7642crqz.lbr"
},
"distributor_links": {
"lcsc": "C579432",
"digikey": "ADUM7642CRQZ-ND",
"mouser": "584-ADUM7642CRQZ"
},
"distributor_check": {
"checked_at": "2026-10-30T16:48:12Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ADUM7642CRQZ-ND",
"status": "found"
},
"mouser": {
"pn": "584-ADUM7642CRQZ",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VDD1A",
"type": "power_in",
"description": "Supply Voltage A for Isolator Side 1, 3.0 V to 5.5 V; must be connected externally to Pin 7, with a 0.01 µF to 0.1 µF decoupling capacitor between VDD1A and GND1 (Pin 2)."
},
{
"number": "2",
"name": "GND1",
"type": "power_in",
"description": "Ground reference for Isolator Side 1; internally connected to Pin 10, and connecting both pins to the PCB ground plane is recommended."
},
{
"number": "3",
"name": "VIA",
"type": "input",
"description": "Logic Input A; the datasheet gives no further electrical limits for this pin."
},
{
"number": "4",
"name": "VIB",
"type": "input",
"description": "Logic Input B; the datasheet gives no further electrical limits for this pin."
},
{
"number": "5",
"name": "VIC",
"type": "input",
"description": "Logic Input C; the datasheet gives no further electrical limits for this pin."
},
{
"number": "6",
"name": "VOD",
"type": "output",
"description": "Logic Output D; the datasheet gives no further electrical limits for this pin."
},
{
"number": "7",
"name": "VDD1B",
"type": "power_in",
"description": "Supply Voltage B for Isolator Side 1, 3.0 V to 5.5 V; must be connected externally to Pin 1, with a 0.01 µF to 0.1 µF decoupling capacitor between VDD1B and GND1 (Pin 10)."
},
{
"number": "8",
"name": "VOE",
"type": "output",
"description": "Logic Output E; the datasheet gives no further electrical limits for this pin."
},
{
"number": "9",
"name": "VIF",
"type": "input",
"description": "Logic Input F; the datasheet gives no further electrical limits for this pin."
},
{
"number": "10",
"name": "GND1",
"type": "power_in",
"description": "Ground reference for Isolator Side 1; internally connected to Pin 2, and connecting both pins to the PCB ground plane is recommended."
},
{
"number": "11",
"name": "GND2",
"type": "power_in",
"description": "Ground reference for Isolator Side 2; internally connected to Pin 19, and connecting both pins to the PCB ground plane is recommended."
},
{
"number": "12",
"name": "VOF",
"type": "output",
"description": "Logic Output F; the datasheet gives no further electrical limits for this pin."
},
{
"number": "13",
"name": "VIE",
"type": "input",
"description": "Logic Input E; the datasheet gives no further electrical limits for this pin."
},
{
"number": "14",
"name": "VDD2B",
"type": "power_in",
"description": "Supply Voltage B for Isolator Side 2, 3.0 V to 5.5 V; must be connected externally to Pin 20, with a 0.01 µF to 0.1 µF decoupling capacitor between VDD2B and GND2 (Pin 11)."
},
{
"number": "15",
"name": "VID",
"type": "input",
"description": "Logic Input D; the datasheet gives no further electrical limits for this pin."
},
{
"number": "16",
"name": "VOC",
"type": "output",
"description": "Logic Output C; the datasheet gives no further electrical limits for this pin."
},
{
"number": "17",
"name": "VOB",
"type": "output",
"description": "Logic Output B; the datasheet gives no further electrical limits for this pin."
},
{
"number": "18",
"name": "VOA",
"type": "output",
"description": "Logic Output A; the datasheet gives no further electrical limits for this pin."
},
{
"number": "19",
"name": "GND2",
"type": "power_in",
"description": "Ground reference for Isolator Side 2; internally connected to Pin 11, and connecting both pins to the PCB ground plane is recommended."
},
{
"number": "20",
"name": "VDD2A",
"type": "power_in",
"description": "Supply Voltage A for Isolator Side 2, 3.0 V to 5.5 V; must be connected externally to Pin 14, with a 0.01 µF to 0.1 µF decoupling capacitor between VDD2A and GND2 (Pin 19)."
}
],
"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: The ADuM7642CRQZ is listed in the Ordering Guide (page 21) as a 20-Lead QSOP, RQ-20 package, which m; The datasheet gives no electrical limits (voltage, current, or timing) for individual logic input an; Pin 10 description says both GND1 pins are internally connected; the 'Pin 1 must be connected extern"
],
"pages_sent": 11,
"cost_usd": 0.0583,
"at": "2026-10-30T16:47:58"
},
"datasheet": {
"url": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADuM7640_7641_7642_7643.pdf",
"pages": 22,
"sha256": "d5f48833ac0414f1",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 20,
"described": 20,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
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"file": "adum7642crqz.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.31,
8.7,
1.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "055dd9fdf66545aae18e6245832805cf8b1ec5a2eb70eadf276a65da5230a09e",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "adum7642crqz-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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"sha256": "fa2d1b9a4dae22cfc4e7d1382f01c7f0a16c72e9863395aa13706cd2c24ad443",
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}
}