component
ADS1284IRHFR
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADCs), WQFN-24-EP(4x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"type": "component",
"description": "Texas Instruments Analog To Digital Converters (ADCs), WQFN-24-EP(4x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"data converters",
"ads1284irhfr",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
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"path": "docs/hero.png"
},
"files": [
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"ads1284irhfr.step",
"ads1284irhfr.lbr",
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"component": {
"mpn": "ADS1284IRHFR",
"manufacturer": "Texas Instruments",
"package": "WQFN-24-EP(4x5)",
"pin_count": 25,
"category": "Data Converters",
"subcategory": "Analog To Digital Converters (ADCs)",
"datasheet": "https://www.ti.com/lit/ds/symlink/ads1284irhfr.pdf",
"parts": {
"symbol": "ads1284irhfr.kicad_sym",
"footprint": "ads1284irhfr.kicad_mod",
"model_3d": "ads1284irhfr-hero.glb",
"model_3d_plain": "ads1284irhfr-etched.glb",
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"model_3d_step_plain": "ads1284irhfr.step",
"lbr": "ads1284irhfr.lbr"
},
"distributor_links": {
"lcsc": "C1855753",
"digikey": "296-ADS1284IRHFRTR-ND",
"mouser": "595-ADS1284IRHFR"
},
"distributor_check": {
"checked_at": "2026-10-31T09:28:34Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-ADS1284IRHFRTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-ADS1284IRHFR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "DRDY",
"type": "output",
"description": "Active-low data ready output."
},
{
"number": "2",
"name": "DOUT",
"type": "output",
"description": "Serial interface data output."
},
{
"number": "3",
"name": "DIN",
"type": "input",
"description": "Serial interface data input."
},
{
"number": "4",
"name": "CS",
"type": "input",
"description": "Serial interface chip select, active low."
},
{
"number": "5",
"name": "SYNC",
"type": "input",
"description": "Synchronize input, rising edge active."
},
{
"number": "6",
"name": "MFLAG",
"type": "output",
"description": "Modulator overrange flag: 0 = normal, 1 = modulator overrange."
},
{
"number": "7",
"name": "DGND",
"type": "power_in",
"description": "Digital ground, tie to digital ground plane."
},
{
"number": "8",
"name": "CAPN",
"type": "passive",
"description": "PGA output: connect 10-nF capacitor from CAPP to CAPN."
},
{
"number": "9",
"name": "CAPP",
"type": "passive",
"description": "PGA output: connect 10-nF capacitor from CAPP to CAPN."
},
{
"number": "10",
"name": "AINP2",
"type": "input",
"description": "Positive analog input 2."
},
{
"number": "11",
"name": "AINN2",
"type": "input",
"description": "Negative analog input 2."
},
{
"number": "12",
"name": "AINP1",
"type": "input",
"description": "Positive analog input 1."
},
{
"number": "13",
"name": "AINN1",
"type": "input",
"description": "Negative analog input 1."
},
{
"number": "14",
"name": "AVDD",
"type": "power_in",
"description": "Positive analog power supply, AVSS + 4.75 V to AVSS + 5.25 V recommended."
},
{
"number": "15",
"name": "AVSS",
"type": "power_in",
"description": "Negative analog power supply, 0 V to -2.6 V relative to DGND recommended."
},
{
"number": "16",
"name": "VREFN",
"type": "input",
"description": "Negative reference input, AVSS - 0.1 V to VREFP - 1 V."
},
{
"number": "17",
"name": "VREFP",
"type": "input",
"description": "Positive reference input, VREFN + 1 V to AVDD + 0.1 V."
},
{
"number": "18",
"name": "PWDN",
"type": "input",
"description": "Power-down input, active low."
},
{
"number": "19",
"name": "RESET",
"type": "input",
"description": "Reset input, active low."
},
{
"number": "20",
"name": "DVDD",
"type": "power_in",
"description": "Digital power supply, 1.65 V to 3.6 V recommended; if DVDD < 2.25 V, connect DVDD and BYPAS pins together."
},
{
"number": "21",
"name": "DGND",
"type": "power_in",
"description": "Digital ground, tie to digital ground plane."
},
{
"number": "22",
"name": "BYPAS",
"type": "passive",
"description": "1.8-V sub-regulator output: connect 1-uF capacitor to DGND."
},
{
"number": "23",
"name": "CLK",
"type": "input",
"description": "Master clock input (4.096 MHz), 1 to 4.096 MHz allowed."
},
{
"number": "24",
"name": "SCLK",
"type": "input",
"description": "Serial interface shift clock input."
},
{
"number": "25",
"name": "EP",
"type": "passive",
"description": "Thermal pad: do not electrically connect; must be soldered to PCB."
}
],
"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: Package hint says WQFN-24-EP(4x5) but datasheet names the package VQFN-24 RHF (5 mm x 4 mm); ADS1284; Thermal pad has no pin number in the datasheet; 'EP' / '25' is a placeholder. The datasheet says not; Pin types for BYPAS, CAPN and CAPP (listed as Analog) are my own classification as passive, since ea"
],
"pages_sent": 8,
"cost_usd": 0.0867,
"at": "2026-10-31T09:28:15"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/ads1284irhfr.pdf",
"pages": 67,
"sha256": "0fb5a607186b9dbe",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"footprint": "viewers/footprint.html"
},
"models_3d": [
{
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"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
5.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "dd34955bd2f41c7d5d4f45257df2b8077e42f694598de69e58ad55ad191eecae",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ads1284irhfr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
5.0,
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],
"zmin_mm": 0.0,
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"footprint_binding": "identity",
"sha256": "7fec9159b038c2d0a9ec0aa68aa252933adcfe6e35fe028ecc56ad74d26d621b",
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}
],
"package_dims": {
"package_code": "RHF0024A",
"source_page": 64,
"D": {
"nom_mm": 5.0,
"range_mm": [
4.9,
5.1
]
},
"E1": {
"nom_mm": 4.0,
"range_mm": [
3.9,
4.1
]
},
"e": {
"nom_mm": 0.5,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 1.0,
"range_mm": [
null,
1.0
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "ads1284irhfr.step",
"verdict": "PASS",
"reasons": [
"height within the datasheet's package drawing"
],
"by": "factory/package_fit.py"
}
}
}
}