component
MAX30003CTI+
Public Made by Adomby adom
Maxim Integrated Pre-ordered Chips, QFN-28-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "max30003cti",
"version": "0.1.0",
"type": "component",
"description": "Maxim Integrated Pre-ordered Chips, QFN-28-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"interface ics",
"max30003cti+",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
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"README.md",
"max30003cti.kicad_sym",
"max30003cti.kicad_mod",
"max30003cti.glb",
"max30003cti.step",
"max30003cti.lbr",
"docs/hero.png",
"docs/max30003cti-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"max30003cti-hero.glb",
"max30003cti-hero.overlay.json",
"max30003cti-etched.glb"
],
"component": {
"mpn": "MAX30003CTI+",
"manufacturer": "Maxim Integrated",
"package": "QFN-28-EP(5x5)",
"pin_count": 29,
"category": "Interface ICs",
"subcategory": "Pre-ordered Chips",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/MAX30003.pdf",
"parts": {
"symbol": "max30003cti.kicad_sym",
"footprint": "max30003cti.kicad_mod",
"model_3d": "max30003cti-hero.glb",
"model_3d_plain": "max30003cti-etched.glb",
"model_3d_step": "max30003cti-etched.step",
"model_3d_step_plain": "max30003cti.step",
"lbr": "max30003cti.lbr"
},
"distributor_links": {
"lcsc": "C1519515",
"digikey": "MAX30003CTI+-ND",
"mouser": "700-MAX30003CTI+"
},
"distributor_check": {
"checked_at": "2026-10-31T06:21:59Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "MAX30003CTI+-ND",
"status": "found"
},
"mouser": {
"pn": "700-MAX30003CTI+",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "I.C.",
"type": "passive",
"description": "Internally connected; connect to AGND."
},
{
"number": "2",
"name": "I.C.",
"type": "passive",
"description": "Internally connected; connect to AGND."
},
{
"number": "3",
"name": "AGND",
"type": "power_in",
"description": "Analog power and reference ground; connect into the printed circuit board ground plane."
},
{
"number": "4",
"name": "I.C.",
"type": "passive",
"description": "Internally connected; connect to AGND."
},
{
"number": "5",
"name": "I.C.",
"type": "passive",
"description": "Internally connected; connect to AGND."
},
{
"number": "6",
"name": "ECGP",
"type": "input",
"description": "ECG positive input."
},
{
"number": "7",
"name": "ECGN",
"type": "input",
"description": "ECG negative input."
},
{
"number": "8",
"name": "AGND",
"type": "power_in",
"description": "Analog power and reference ground; connect into the printed circuit board ground plane."
},
{
"number": "9",
"name": "CAPP",
"type": "passive",
"description": "Analog high-pass filter input; connect a 1μF X7R capacitor (CHPF) between CAPP and CAPN to form a 0.5Hz high-pass response in the ECG channel."
},
{
"number": "10",
"name": "CAPN",
"type": "passive",
"description": "Analog high-pass filter input; connect a 1μF X7R capacitor (CHPF) between CAPP and CAPN to form a 0.5Hz high-pass response in the ECG channel."
},
{
"number": "11",
"name": "CPLL",
"type": "passive",
"description": "PLL loop filter input; connect a 1nF COG capacitor between CPLL and AGND."
},
{
"number": "12",
"name": "DGND",
"type": "power_in",
"description": "Digital ground for both digital core and I/O pad drivers; recommended to connect to the AGND plane."
},
{
"number": "13",
"name": "DVDD",
"type": "power_in",
"description": "Digital core supply voltage; connect to AVDD."
},
{
"number": "14",
"name": "FCLK",
"type": "input",
"description": "External 32.768kHz clock that controls the sampling of the internal sigma-delta converters and decimator."
},
{
"number": "15",
"name": "CSB",
"type": "input",
"description": "Active-low chip-select input that enables the serial interface."
},
{
"number": "16",
"name": "SCLK",
"type": "input",
"description": "Serial clock input that clocks data in and out of the serial interface when CSB is low."
},
{
"number": "17",
"name": "SDI",
"type": "input",
"description": "Serial data input, sampled into the device on the rising edge of SCLK when CSB is low."
},
{
"number": "18",
"name": "SDO",
"type": "tri_state",
"description": "Serial data output that changes state on the falling edge of SCLK when CSB is low and is three-stated when CSB is high."
},
{
"number": "19",
"name": "OVDD",
"type": "power_in",
"description": "Logic interface supply voltage."
},
{
"number": "20",
"name": "INT2B",
"type": "output",
"description": "Interrupt 2 output, active-low status output that can be used to interrupt an external device."
},
{
"number": "21",
"name": "INTB",
"type": "output",
"description": "Interrupt output, active-low status output that can be used to interrupt an external device."
},
{
"number": "22",
"name": "AVDD",
"type": "power_in",
"description": "Analog core supply voltage; connect to DVDD."
},
{
"number": "23",
"name": "VREF",
"type": "power_out",
"description": "ADC reference buffer output; connect a 10μF X5R ceramic capacitor between VREF and AGND."
},
{
"number": "24",
"name": "I.C.",
"type": "passive",
"description": "Internally connected; connect to AGND."
},
{
"number": "25",
"name": "VCM",
"type": "power_out",
"description": "Common mode buffer output; connect a 10μF X5R ceramic capacitor between VCM and AGND."
},
{
"number": "26",
"name": "I.C.",
"type": "passive",
"description": "Internally connected; connect to AGND."
},
{
"number": "27",
"name": "VBG",
"type": "passive",
"description": "Bandgap noise filter output; connect a 1.0μF X7R ceramic capacitor between VBG and AGND."
},
{
"number": "28",
"name": "AGND",
"type": "power_in",
"description": "Analog power and reference ground; connect into the printed circuit board ground plane."
},
{
"number": "29",
"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: I.C. pins are 'internally connected' and the datasheet says to connect them to AGND. I typed them as; The datasheet does not give an electrical direction for VREF, VCM and VBG. I inferred power_out for ; The exposed paddle has no pin number in the datasheet. It is listed as 'EP' and tied to AGND."
],
"pages_sent": 7,
"cost_usd": 0.0998,
"at": "2026-10-31T06:21:21"
},
"datasheet": {
"url": "https://www.analog.com/media/en/technical-documentation/data-sheets/MAX30003.pdf",
"pages": 46,
"sha256": "b582db39d36ad329",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 29,
"described": 29,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "max30003cti.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
5.0,
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],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "e9d6d740f505b03e5aa0ac826330f9e269344b84656d051f50eb07ac162749eb",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "max30003cti-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
5.0,
5.0,
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],
"zmin_mm": 0.0,
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"footprint_binding": "identity",
"sha256": "a700772adff9c9239bb9f0b8a9bff84f2ec66298712645dde52915b974a4468e",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}