component
74LVX3245MTCX
Public Made by Adomby adom
onsemi Translators, Level Shifters, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"slug": "74lvx3245mtcx",
"title": "74LVX3245MTCX",
"brief": "onsemi Translators, Level Shifters, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"74lvx3245mtcx",
"factory-2.0.0",
"extractor-text"
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"manufacturer": "onsemi",
"package": "TSSOP-24",
"pin_count": 24,
"category": "Logic",
"subcategory": "Translators, Level Shifters",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881517284372481",
"parts": {
"symbol": "74lvx3245mtcx.kicad_sym",
"footprint": "74lvx3245mtcx.kicad_mod",
"model_3d": "74lvx3245mtcx-hero.glb",
"model_3d_plain": "74lvx3245mtcx-etched.glb",
"model_3d_step": "74lvx3245mtcx-etched.step",
"model_3d_step_plain": "74lvx3245mtcx.step",
"lbr": "74lvx3245mtcx.lbr"
},
"distributor_links": {
"lcsc": "C6135"
},
"distributor_check": {
"checked_at": "2026-10-18T21:44:29Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "VCCA",
"type": "power_in",
"description": "A-port (3V side) supply, recommended 2.7V to 3.6V; power it up first."
},
{
"number": "2",
"name": "T/R",
"type": "input",
"description": "Transmit/Receive input: HIGH sends A to B, LOW sends B to A; should ramp with VCCA."
},
{
"number": "3",
"name": "A0",
"type": "bidirectional",
"description": "Side A (3V bus) data input or 3-STATE output, 0V to VCCA."
},
{
"number": "4",
"name": "A1",
"type": "bidirectional",
"description": "Side A (3V bus) data input or 3-STATE output, 0V to VCCA."
},
{
"number": "5",
"name": "A2",
"type": "bidirectional",
"description": "Side A (3V bus) data input or 3-STATE output, 0V to VCCA."
},
{
"number": "6",
"name": "A3",
"type": "bidirectional",
"description": "Side A (3V bus) data input or 3-STATE output, 0V to VCCA."
},
{
"number": "7",
"name": "A4",
"type": "bidirectional",
"description": "Side A (3V bus) data input or 3-STATE output, 0V to VCCA."
},
{
"number": "8",
"name": "A5",
"type": "bidirectional",
"description": "Side A (3V bus) data input or 3-STATE output, 0V to VCCA."
},
{
"number": "9",
"name": "A6",
"type": "bidirectional",
"description": "Side A (3V bus) data input or 3-STATE output, 0V to VCCA."
},
{
"number": "10",
"name": "A7",
"type": "bidirectional",
"description": "Side A (3V bus) data input or 3-STATE output, 0V to VCCA."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "12",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "13",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "14",
"name": "B7",
"type": "bidirectional",
"description": "Side B (5V bus) data input or 3-STATE output, 0V to VCCB."
},
{
"number": "15",
"name": "B6",
"type": "bidirectional",
"description": "Side B (5V bus) data input or 3-STATE output, 0V to VCCB."
},
{
"number": "16",
"name": "B5",
"type": "bidirectional",
"description": "Side B (5V bus) data input or 3-STATE output, 0V to VCCB."
},
{
"number": "17",
"name": "B4",
"type": "bidirectional",
"description": "Side B (5V bus) data input or 3-STATE output, 0V to VCCB."
},
{
"number": "18",
"name": "B3",
"type": "bidirectional",
"description": "Side B (5V bus) data input or 3-STATE output, 0V to VCCB."
},
{
"number": "19",
"name": "B2",
"type": "bidirectional",
"description": "Side B (5V bus) data input or 3-STATE output, 0V to VCCB."
},
{
"number": "20",
"name": "B1",
"type": "bidirectional",
"description": "Side B (5V bus) data input or 3-STATE output, 0V to VCCB."
},
{
"number": "21",
"name": "B0",
"type": "bidirectional",
"description": "Side B (5V bus) data input or 3-STATE output, 0V to VCCB."
},
{
"number": "22",
"name": "OE",
"type": "input",
"description": "Active-low Output Enable input; when HIGH, both A and B ports are in high impedance; should ramp with or ahead of VCCA."
},
{
"number": "23",
"name": "NC",
"type": "unconnected",
"description": "No connect."
},
{
"number": "24",
"name": "VCCB",
"type": "power_in",
"description": "B-port (5V side) supply, recommended 4.5V to 5.5V."
}
],
"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+vision",
"consensus_model": "claude-opus-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Datasheet is Fairchild-branded (onsemi MPN 74LVX3245MTCX = tape-and-reel of 74LVX3245MTC, TSSOP-24 M",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 7,
"cost_usd": 0.3011,
"at": "2026-10-18T21:42:19"
},
"datasheet": {
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"pages": 7,
"sha256": "e2a6c106f6ce86e0",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 24,
"described": 24,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "74lvx3245mtcx.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
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6.4,
7.8,
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "706322f42d9793ebf28d5b80100a68bfa8769998a00b78acadf7af937fc1454f",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "74lvx3245mtcx-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
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]
},
"metadata": {
"specs": {
"Manufacturer": "onsemi",
"Package": "TSSOP-24",
"Category": "Logic",
"Pins": "24"
},
"characteristics": {
"version": 1,
"source": "datasheet",
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"rows": [
{
"name": "Supply Voltage (VCCA)",
"symbol": "VCCA",
"kind": "recommended_operating",
"unit": "V",
"min": 2.7,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply Voltage (VCCB)",
"symbol": "VCCB",
"kind": "recommended_operating",
"unit": "V",
"min": 4.5,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Voltage @ OE, T/R",
"symbol": "VI",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "Max = VCCA",
"source_page": 3,
"source": "datasheet"
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{
"name": "Input/Output Voltage @ An",
"symbol": "VI/O",
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"min": 0,
"typ": null,
"max": null,
"conditions": "An; max = VCCA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input/Output Voltage @ Bn",
"symbol": "VI/O",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "Bn; max = VCCB",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Free Air Operating Temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum Input Edge Rate",
"symbol": "Δt/ΔV",
"kind": "recommended_operating",
"unit": "ns/V",
"min": 8,
"typ": null,
"max": null,
"conditions": "VIN from 30% to 70% of VCC; VCC @ 3.0V, 4.5V, 5.5V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply Voltage (VCCA, VCCB)",
"symbol": "VCCA, VCCB",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC Input Voltage @ OE, T/R",
"symbol": "VI",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "Max = VCCA + 0.5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC Input/Output Voltage @ An",
"symbol": "VI/O",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "Max = VCCA + 0.5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC Input/Output Voltage @ Bn",
"symbol": "VI/O",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "Max = VCCB + 0.5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC Input Diode Current @ OE, T/R",
"symbol": "IIN",
"kind": "absolute_maximum",
"unit": "mA",
"min": -20,
"typ": null,
"max": 20,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC Output Diode Current",
"symbol": "IOK",
"kind": "absolute_maximum",
"unit": "mA",
"min": -50,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC Output Source or Sink Current",
"symbol": "IO",
"kind": "absolute_maximum",
"unit": "mA",
"min": -50,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC VCC or Ground Current per Output Pin",
"symbol": "ICC or IGND",
"kind": "absolute_maximum",
"unit": "mA",
"min": -50,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Max Current @ ICCA",
"symbol": "ICCA",
"kind": "absolute_maximum",
"unit": "mA",
"min": -100,
"typ": null,
"max": 100,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Max Current @ ICCB",
"symbol": "ICCB",
"kind": "absolute_maximum",
"unit": "mA",
"min": -200,
"typ": null,
"max": 200,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC Latch-Up Source or Sink Current",
"symbol": "",
"kind": "absolute_maximum",
"unit": "mA",
"min": -300,
"typ": null,
"max": 300,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Input Voltage (An, T/R)",
"symbol": "VIHA",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": 2,
"max": null,
"conditions": "VCCA 3.6V, VCCB 5.0V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Input Voltage (OE)",
"symbol": "VIHA",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": 2,
"max": null,
"conditions": "VCCA 2.7V, VCCB 5.0V; VOUT ≤ 0.1V or ≥ VCC −0.1V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Input Voltage (Bn)",
"symbol": "VIHB",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": 2,
"max": null,
"conditions": "VCCA 3.3V, VCCB 4.5V; VOUT ≤ 0.1V or ≥ VCC −0.1V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum LOW Level Input Voltage (An, T/R)",
"symbol": "VILA",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.8,
"max": 0.8,
"conditions": "VCCA 3.6V, VCCB 5.0V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum LOW Level Input Voltage (OE)",
"symbol": "VILA",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.8,
"max": 0.8,
"conditions": "VCCA 2.7V, VCCB 5.0V; VOUT ≤ 0.1V or ≥ VCC −0.1V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum LOW Level Input Voltage (Bn)",
"symbol": "VILB",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.8,
"max": 0.8,
"conditions": "VCCA 3.3V, VCCB 4.5V; VOUT ≤ 0.1V or ≥ VCC −0.1V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Output Voltage (A port)",
"symbol": "VOHA",
"kind": "electrical",
"unit": "V",
"min": 2.9,
"typ": 2.99,
"max": null,
"conditions": "VCCA 3.0V, VCCB 4.5V; IOUT = −100 µA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Output Voltage (A port)",
"symbol": "VOHA",
"kind": "electrical",
"unit": "V",
"min": 2.25,
"typ": 2.65,
"max": null,
"conditions": "VCCA 3.0V, VCCB 4.5V; IOH = −24 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Output Voltage (A port)",
"symbol": "VOHA",
"kind": "electrical",
"unit": "V",
"min": 2.2,
"typ": 2.5,
"max": null,
"conditions": "VCCA 2.7V, VCCB 4.5V; IOH = −12 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Output Voltage (A port)",
"symbol": "VOHA",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": 2.3,
"max": null,
"conditions": "VCCA 2.7V, VCCB 4.5V; IOH = −24 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Output Voltage (B port)",
"symbol": "VOHB",
"kind": "electrical",
"unit": "V",
"min": 4.4,
"typ": 4.5,
"max": null,
"conditions": "VCCA 3.0V, VCCB 4.5V; IOUT = −100 µA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Minimum HIGH Level Output Voltage (B port)",
"symbol": "VOHB",
"kind": "electrical",
"unit": "V",
"min": 3.76,
"typ": 4.25,
"max": null,
"conditions": "VCCA 3.0V, VCCB 4.5V; IOH = −24 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum LOW Level Output Voltage (A port)",
"symbol": "VOLA",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.002,
"max": 0.1,
"conditions": "VCCA 3.0V, VCCB 4.5V; IOUT = 100 µA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum LOW Level Output Voltage (A port)",
"symbol": "VOLA",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.21,
"max": 0.44,
"conditions": "VCCA 3.0V, VCCB 4.5V; IOL = 24 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum LOW Level Output Voltage (A port)",
"symbol": "VOLA",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.11,
"max": 0.44,
"conditions": "VCCA 2.7V, VCCB 4.5V; IOL = 12 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum LOW Level Output Voltage (A port)",
"symbol": "VOLA",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.22,
"max": 0.5,
"conditions": "VCCA 2.7V, VCCB 4.5V; IOL = 24 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum LOW Level Output Voltage (B port)",
"symbol": "VOLB",
"kind": "electrical",
"unit": "V",
"min": null,
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