component
ADS4129IRGZR
Public Made by Adomby adom
Texas Instruments Pre-ordered Chips, QFN-48-EP(7x7). 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": "ads4129irgzr",
"title": "ADS4129IRGZR",
"brief": "Texas Instruments Pre-ordered Chips, QFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"ads4129irgzr",
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],
"component": {
"mpn": "ADS4129IRGZR",
"manufacturer": "Texas Instruments",
"package": "QFN-48-EP(7x7)",
"pin_count": 49,
"category": "Interface ICs",
"subcategory": "Pre-ordered Chips",
"datasheet": "https://www.ti.com/lit/ds/symlink/ads4129irgzr.pdf",
"parts": {
"symbol": "ads4129irgzr.kicad_sym",
"footprint": "ads4129irgzr.kicad_mod",
"model_3d": "ads4129irgzr-hero.glb",
"model_3d_plain": "ads4129irgzr-etched.glb",
"model_3d_step": "ads4129irgzr-etched.step",
"model_3d_step_plain": "ads4129irgzr.step",
"lbr": "ads4129irgzr.lbr"
},
"distributor_links": {
"lcsc": "C2862690",
"digikey": "ADS4129IRGZR-ND",
"mouser": "595-ADS4129IRGZR"
},
"distributor_check": {
"checked_at": "2026-10-30T18:50:06Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ADS4129IRGZR-ND",
"status": "found",
"lifecycle": "Active"
},
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"pn": "595-ADS4129IRGZR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "DRGND",
"type": "power_in",
"description": "Digital and output buffer ground; the PowerPAD is connected to DRGND."
},
{
"number": "2",
"name": "DRVDD",
"type": "power_in",
"description": "1.8V digital and output buffer supply."
},
{
"number": "3",
"name": "OVR_SDOUT",
"type": "output",
"description": "Out-of-range indicator after reset (READOUT = 0); functions as the serial register readout pin when READOUT = 1."
},
{
"number": "4",
"name": "CLKOUTM",
"type": "output",
"description": "Differential output clock, complement (LVDS mode)."
},
{
"number": "5",
"name": "CLKOUTP",
"type": "output",
"description": "Differential output clock, true (LVDS mode)."
},
{
"number": "6",
"name": "DFS",
"type": "input",
"description": "Analog 4-level data format select input that sets twos complement or offset binary output and the LVDS/CMOS output interface type, per Table 7 (tied to 0 V, AVDD, or divider voltages with 10% tolerance resistors)."
},
{
"number": "7",
"name": "OE",
"type": "input",
"description": "Output buffer enable input, active high, with an internal 180kΩ pull-up to DRVDD; 0 V disables the output data buffers and AVDD enables them."
},
{
"number": "8",
"name": "AVDD",
"type": "power_in",
"description": "1.8V analog power supply."
},
{
"number": "9",
"name": "AGND",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "10",
"name": "CLKP",
"type": "input",
"description": "Differential clock input, positive."
},
{
"number": "11",
"name": "CLKM",
"type": "input",
"description": "Differential clock input, negative."
},
{
"number": "12",
"name": "AGND",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "13",
"name": "VCM",
"type": "output",
"description": "Outputs the common-mode voltage (0.95V) that can be used externally to bias the analog input pins."
},
{
"number": "14",
"name": "AGND",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "15",
"name": "INP",
"type": "input",
"description": "Differential analog input, positive."
},
{
"number": "16",
"name": "INM",
"type": "input",
"description": "Differential analog input, negative."
},
{
"number": "17",
"name": "AGND",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "18",
"name": "AVDD",
"type": "power_in",
"description": "1.8V analog power supply."
},
{
"number": "19",
"name": "AGND",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "20",
"name": "AVDD",
"type": "power_in",
"description": "1.8V analog power supply."
},
{
"number": "21",
"name": "NC",
"type": "unconnected",
"description": "Not connected; do not connect."
},
{
"number": "22",
"name": "AVDD",
"type": "power_in",
"description": "1.8V analog power supply."
},
{
"number": "23",
"name": "RESERVED",
"type": "input",
"description": "Digital control pin reserved for future use; it is a digital input."
},
{
"number": "24",
"name": "AVDD",
"type": "power_in",
"description": "1.8V analog power supply."
},
{
"number": "25",
"name": "AGND",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "26",
"name": "AVDD",
"type": "power_in",
"description": "1.8V analog power supply."
},
{
"number": "27",
"name": "SEN",
"type": "input",
"description": "Serial interface enable input when RESET is low; when RESET is high, SEN has no function and should be tied to AVDD (internal 180kΩ pull-up to AVDD)."
},
{
"number": "28",
"name": "SDATA",
"type": "input",
"description": "Serial interface data input when RESET is low; when RESET is high it functions as the STANDBY control pin (Table 9), with an internal 180kΩ pull-down."
},
{
"number": "29",
"name": "SCLK",
"type": "input",
"description": "Serial interface clock input when RESET is low; when RESET is high it has no function and should be tied to ground (internal 180kΩ pull-down)."
},
{
"number": "30",
"name": "RESET",
"type": "input",
"description": "Serial interface reset input; a high pulse initializes the registers in serial mode, and it must be tied high for parallel operation (internal 180kΩ pull-down)."
},
{
"number": "31",
"name": "NC",
"type": "unconnected",
"description": "Not connected; do not connect."
},
{
"number": "32",
"name": "NC",
"type": "unconnected",
"description": "Not connected; do not connect."
},
{
"number": "33",
"name": "NC",
"type": "unconnected",
"description": "Not connected; do not connect."
},
{
"number": "34",
"name": "NC",
"type": "unconnected",
"description": "Not connected; do not connect."
},
{
"number": "35",
"name": "DRVDD",
"type": "power_in",
"description": "1.8V digital and output buffer supply."
},
{
"number": "36",
"name": "DRGND",
"type": "power_in",
"description": "Digital and output buffer ground; the PowerPAD is connected to DRGND."
},
{
"number": "37",
"name": "D0_D1_M",
"type": "output",
"description": "Differential LVDS output data D0 and D1 multiplexed, complement (standard swing 350mV with external 100Ω termination)."
},
{
"number": "38",
"name": "D0_D1_P",
"type": "output",
"description": "Differential LVDS output data D0 and D1 multiplexed, true (standard swing 350mV with external 100Ω termination)."
},
{
"number": "39",
"name": "D2_D3_M",
"type": "output",
"description": "Differential LVDS output data D2 and D3 multiplexed, complement (standard swing 350mV with external 100Ω termination)."
},
{
"number": "40",
"name": "D2_D3_P",
"type": "output",
"description": "Differential LVDS output data D2 and D3 multiplexed, true (standard swing 350mV with external 100Ω termination)."
},
{
"number": "41",
"name": "D4_D5_M",
"type": "output",
"description": "Differential LVDS output data D4 and D5 multiplexed, complement (standard swing 350mV with external 100Ω termination)."
},
{
"number": "42",
"name": "D4_D5_P",
"type": "output",
"description": "Differential LVDS output data D4 and D5 multiplexed, true (standard swing 350mV with external 100Ω termination)."
},
{
"number": "43",
"name": "D6_D7_M",
"type": "output",
"description": "Differential LVDS output data D6 and D7 multiplexed, complement (standard swing 350mV with external 100Ω termination)."
},
{
"number": "44",
"name": "D6_D7_P",
"type": "output",
"description": "Differential LVDS output data D6 and D7 multiplexed, true (standard swing 350mV with external 100Ω termination)."
},
{
"number": "45",
"name": "D8_D9_M",
"type": "output",
"description": "Differential LVDS output data D8 and D9 multiplexed, complement (standard swing 350mV with external 100Ω termination)."
},
{
"number": "46",
"name": "D8_D9_P",
"type": "output",
"description": "Differential LVDS output data D8 and D9 multiplexed, true (standard swing 350mV with external 100Ω termination)."
},
{
"number": "47",
"name": "D10_D11_M",
"type": "output",
"description": "Differential LVDS output data D10 and D11 multiplexed, complement (standard swing 350mV with external 100Ω termination)."
},
{
"number": "48",
"name": "D10_D11_P",
"type": "output",
"description": "Differential LVDS output data D10 and D11 multiplexed, true (standard swing 350mV with external 100Ω termination)."
},
{
"number": "49",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
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"factory_chain": {
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"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 LVDS pin assignment table (pages 10-11) gives no numbers for the data pins D0_D1..D10_D11 or for; The datasheet pinout is for the ADS412x/ADS414x family; the pins shown are LVDS mode (Figure 1). The; The PowerPAD (exposed thermal pad) is connected to DRGND, but the datasheet does not give it a numbe",
"exposed pad 49 added from the footprint"
],
"pages_sent": 22,
"cost_usd": 0.1394,
"at": "2026-10-30T18:49:53"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/ads4129irgzr.pdf",
"pages": 83,
"sha256": "74c5b7c59136a967",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 49,
"described": 49,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
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"file": "ads4129irgzr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7,
7,
0.77
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ads4129irgzr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
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"footprint_binding": "identity",
"sha256": "f7442c521b893fa177db15a0668dea7108ccd928d84332397e7f3e4953a653c3",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
],
"package_dims": {
"package_code": "RGZ0048D",
"source_page": 80,
"D": {
"nom_mm": 7,
"range_mm": [
6.9,
7.1
]
},
"E1": {
"nom_mm": 7,
"range_mm": [
6.9,
7.1
]
},
"e": {
"nom_mm": 0.5,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 0.9,
"range_mm": [
0.8,
1
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "ads4129irgzr.step",
"verdict": "PASS",
"reasons": [
"height within the datasheet's package drawing"
],
"by": "factory/package_fit.py"
}
}
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "QFN-48-EP(7x7)",
"Category": "Interface ICs",
"Pins": "49"
},
"appearance": {
"housing": {
"quote": "ESD, human body model (HBM) 2 kV (1) Stresses above these ratings may cause permanent damage. Exposure to absolute maximum conditions for extended periods may",
"page": 3,
"doc": "ds.pdf",
"material": "abs"
},
"version": 1,
"datasheet_sha256": "74c5b7c59136a96756a61cd31a0c6ac69a4b89b26908e3d895958ca7947eb866"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "74c5b7c59136a96756a61cd31a0c6ac69a4b89b26908e3d895958ca7947eb866",
"rows": [
{
"name": "AVDD Analog supply voltage",
"symbol": "AVDD",
"kind": "recommended_operating",
"unit": "V",
"min": 1.7,
"typ": 1.8,
"max": 1.9,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "DRVDD Digital supply voltage",
"symbol": "DRVDD",
"kind": "recommended_operating",
"unit": "V",
"min": 1.7,
"typ": 1.8,
"max": 1.9,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input common-mode voltage",
"symbol": "VCM",
"kind": "recommended_operating",
"unit": "V",
"min": -0.05,
"typ": null,
"max": 0.05,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Maximum analog input frequency",
"symbol": "",
"kind": "recommended_operating",
"unit": "MHz",
"min": null,
"typ": null,
"max": 400,
"conditions": "with 2VPP input amplitude",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Maximum analog input frequency",
"symbol": "",
"kind": "recommended_operating",
"unit": "MHz",
"min": null,
"typ": null,
"max": 800,
"conditions": "with 1VPP input amplitude",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input clock sample rate",
"symbol": "",
"kind": "recommended_operating",
"unit": "MSPS",
"min": 20,
"typ": null,
"max": 80,
"conditions": "Low-speed mode enabled",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input clock sample rate",
"symbol": "",
"kind": "recommended_operating",
"unit": "MSPS",
"min": 80,
"typ": null,
"max": 250,
"conditions": "Low-speed mode disabled",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input clock amplitude differential (VCLKP - VCLKM)",
"symbol": "",
"kind": "recommended_operating",
"unit": "VPP",
"min": 0.2,
"typ": null,
"max": 1.5,
"conditions": "Sine wave, ac-coupled",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input clock duty cycle",
"symbol": "",
"kind": "recommended_operating",
"unit": "%",
"min": 40,
"typ": 50,
"max": 60,
"conditions": "Low-speed mode enabled",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input clock duty cycle",
"symbol": "",
"kind": "recommended_operating",
"unit": "%",
"min": 35,
"typ": 50,
"max": 65,
"conditions": "Low-speed mode disabled",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Maximum external load capacitance from each output pin to DRGND",
"symbol": "CLOAD",
"kind": "recommended_operating",
"unit": "pF",
"min": null,
"typ": null,
"max": 5,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating free-air temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Supply voltage range, AVDD",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 2.1,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply voltage range, DRVDD",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 2.1,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Voltage between AGND and DRGND",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 0.3,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Voltage between AVDD to DRVDD (when AVDD leads DRVDD)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": 0,
"typ": null,
"max": 2.1,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Voltage between DRVDD to AVDD (when DRVDD leads AVDD)",
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"kind": "absolute_maximum",
"unit": "V",
"min": 0,
"typ": null,
"max": 2.1,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Voltage applied to input pins INP, INM (max printed as minimum(1.9, AVDD + 0.3))",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
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