component
74LVT245BBQ
Public Made by Adomby adom
Nexperia Buffers / Drivers, DHVQFN-20-EP(2.5x4.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "74lvt245bbq",
"version": "0.1.0",
"type": "component",
"description": "Nexperia Buffers / Drivers, DHVQFN-20-EP(2.5x4.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"logic ics",
"74lvt245bbq",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"74lvt245bbq.kicad_sym",
"74lvt245bbq.kicad_mod",
"74lvt245bbq.glb",
"74lvt245bbq.step",
"74lvt245bbq.lbr",
"docs/hero.png",
"docs/74lvt245bbq-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"74lvt245bbq-hero.glb",
"74lvt245bbq-hero.overlay.json",
"74lvt245bbq-etched.glb"
],
"component": {
"mpn": "74LVT245BBQ",
"manufacturer": "Nexperia",
"package": "DHVQFN-20-EP(2.5x4.5)",
"pin_count": 21,
"category": "Logic ICs",
"subcategory": "Buffers / Drivers",
"datasheet": "https://assets.nexperia.com/documents/data-sheet/74LVT245BBQ.pdf",
"parts": {
"symbol": "74lvt245bbq.kicad_sym",
"footprint": "74lvt245bbq.kicad_mod",
"model_3d": "74lvt245bbq-hero.glb",
"model_3d_plain": "74lvt245bbq-etched.glb",
"model_3d_step": "74lvt245bbq-etched.step",
"model_3d_step_plain": "74lvt245bbq.step",
"lbr": "74lvt245bbq.lbr"
},
"distributor_links": {
"lcsc": "C549043"
},
"distributor_check": {
"checked_at": "2026-10-30T12:06:45Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "DIR",
"type": "input",
"description": "Direction control input that selects A-to-B or B-to-A transfer when OE is LOW."
},
{
"number": "2",
"name": "A0",
"type": "bidirectional",
"description": "Data input/output A0 with bus hold, 5.5 V tolerant input."
},
{
"number": "3",
"name": "A1",
"type": "bidirectional",
"description": "Data input/output A1 with bus hold, 5.5 V tolerant input."
},
{
"number": "4",
"name": "A2",
"type": "bidirectional",
"description": "Data input/output A2 with bus hold, 5.5 V tolerant input."
},
{
"number": "5",
"name": "A3",
"type": "bidirectional",
"description": "Data input/output A3 with bus hold, 5.5 V tolerant input."
},
{
"number": "6",
"name": "A4",
"type": "bidirectional",
"description": "Data input/output A4 with bus hold, 5.5 V tolerant input."
},
{
"number": "7",
"name": "A5",
"type": "bidirectional",
"description": "Data input/output A5 with bus hold, 5.5 V tolerant input."
},
{
"number": "8",
"name": "A6",
"type": "bidirectional",
"description": "Data input/output A6 with bus hold, 5.5 V tolerant input."
},
{
"number": "9",
"name": "A7",
"type": "bidirectional",
"description": "Data input/output A7 with bus hold, 5.5 V tolerant input."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground (0 V)."
},
{
"number": "11",
"name": "B7",
"type": "bidirectional",
"description": "Data input/output B7 with bus hold, 5.5 V tolerant input."
},
{
"number": "12",
"name": "B6",
"type": "bidirectional",
"description": "Data input/output B6 with bus hold, 5.5 V tolerant input."
},
{
"number": "13",
"name": "B5",
"type": "bidirectional",
"description": "Data input/output B5 with bus hold, 5.5 V tolerant input."
},
{
"number": "14",
"name": "B4",
"type": "bidirectional",
"description": "Data input/output B4 with bus hold, 5.5 V tolerant input."
},
{
"number": "15",
"name": "B3",
"type": "bidirectional",
"description": "Data input/output B3 with bus hold, 5.5 V tolerant input."
},
{
"number": "16",
"name": "B2",
"type": "bidirectional",
"description": "Data input/output B2 with bus hold, 5.5 V tolerant input."
},
{
"number": "17",
"name": "B1",
"type": "bidirectional",
"description": "Data input/output B1 with bus hold, 5.5 V tolerant input."
},
{
"number": "18",
"name": "B0",
"type": "bidirectional",
"description": "Data input/output B0 with bus hold, 5.5 V tolerant input."
},
{
"number": "19",
"name": "OE",
"type": "input",
"description": "Active-LOW output enable input; HIGH puts the A and B outputs in high-impedance OFF-state."
},
{
"number": "20",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, 2.7 V to 3.6 V recommended operating range."
},
{
"number": "21",
"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: The exposed pad (shown as GND(1) in the pinout) is not a numbered terminal and is not included. The ; The ordering table lists DHVQFN20 (SOT764-1), body 2.5 x 4.5 x 0.85 mm. The pin numbers and function"
],
"pages_sent": 14,
"cost_usd": 0.1309,
"at": "2026-10-30T12:06:14"
},
"datasheet": {
"url": "https://assets.nexperia.com/documents/data-sheet/74LVT245BBQ.pdf",
"pages": 14,
"sha256": "25696bfb93a81d6d",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "74lvt245bbq.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.52,
4.52,
0.9
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "98964a14a84df8bf33cfb3cfb436059fe5141123c3541abf074e7e76dda6a3ee",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "74lvt245bbq-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.52,
4.52,
0.9
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "eca72a089360036b7b27b34924a2de985493f369724e408afc04da07b5dd8dd9",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
],
"package_dims": {
"package_code": "SOT764-1 (DHVQFN20)",
"source_page": 11,
"D": {
"nom_mm": 4.5,
"range_mm": [
4.4,
4.6
]
},
"E1": {
"nom_mm": 2.5,
"range_mm": [
2.4,
2.6
]
},
"e": {
"nom_mm": 0.5,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 0.9,
"range_mm": [
0.8,
1.0
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "74lvt245bbq.step",
"verdict": "PASS",
"reasons": [
"height within the datasheet's package drawing"
],
"by": "factory/package_fit.py"
}
}
}
}