component
ADS1219IRTER
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADC), WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"type": "component",
"slug": "ads1219irter",
"title": "ADS1219IRTER",
"brief": "Texas Instruments Analog To Digital Converters (ADC), WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
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],
"component": {
"mpn": "ADS1219IRTER",
"manufacturer": "Texas Instruments",
"package": "WQFN-16-EP(3x3)",
"pin_count": 17,
"category": "Data Acquisition",
"subcategory": "Analog To Digital Converters (ADC)",
"datasheet": "https://www.ti.com/cn/lit/gpn/ads1219",
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"lbr": "ads1219irter.lbr"
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"distributor_links": {
"lcsc": "C2670319",
"digikey": "296-ADS1219IRTERTR-ND",
"mouser": "595-ADS1219IRTER"
},
"distributor_check": {
"checked_at": "2026-10-08T01:38:22Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-ADS1219IRTERTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-ADS1219IRTER",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "RESET",
"type": "input",
"description": "Active-low reset input; the datasheet specifies a recommended input range of DGND to DVDD, and it should be tied to DVDD if not used."
},
{
"number": "2",
"name": "DGND",
"type": "power_in",
"description": "Digital ground, with DGND to AGND limited to -0.1 V to 0.1 V under recommended operating conditions."
},
{
"number": "3",
"name": "AGND",
"type": "power_in",
"description": "Negative analog power supply, which is the analog ground reference for AVDD (AVDD to AGND recommended 2.3 V to 5.5 V)."
},
{
"number": "4",
"name": "AIN3",
"type": "input",
"description": "Analog input 3, with absolute input voltage limited to AGND - 0.1 V to AVDD + 0.1 V for gain 1 and gain 4."
},
{
"number": "5",
"name": "AIN2",
"type": "input",
"description": "Analog input 2, with absolute input voltage limited to AGND - 0.1 V to AVDD + 0.1 V for gain 1 and gain 4."
},
{
"number": "6",
"name": "REFN",
"type": "input",
"description": "Negative reference input, with absolute voltage limited to AGND - 0.1 V to V(REFP) - 0.75 V."
},
{
"number": "7",
"name": "REFP",
"type": "input",
"description": "Positive reference input, with absolute voltage limited to V(REFN) + 0.75 V to AVDD + 0.1 V."
},
{
"number": "8",
"name": "AIN1",
"type": "input",
"description": "Analog input 1, with absolute input voltage limited to AGND - 0.1 V to AVDD + 0.1 V for gain 1 and gain 4."
},
{
"number": "9",
"name": "AIN0",
"type": "input",
"description": "Analog input 0, with absolute input voltage limited to AGND - 0.1 V to AVDD + 0.1 V for gain 1 and gain 4."
},
{
"number": "10",
"name": "AVDD",
"type": "power_in",
"description": "Positive analog power supply, 2.3 V to 5.5 V relative to AGND; connect a 100-nF (or larger) capacitor to AGND."
},
{
"number": "11",
"name": "DVDD",
"type": "power_in",
"description": "Positive digital power supply, 2.3 V to 5.5 V relative to DGND; connect a 100-nF (or larger) capacitor to DGND."
},
{
"number": "12",
"name": "DRDY",
"type": "output",
"description": "Active-low, open-drain data-ready output that must be connected to DVDD through a pullup resistor."
},
{
"number": "13",
"name": "SDA",
"type": "bidirectional",
"description": "Serial data input and output for the I2C interface, which must be connected to DVDD through a pullup resistor."
},
{
"number": "14",
"name": "SCL",
"type": "input",
"description": "Serial clock input for the I2C interface, which must be connected to DVDD through a pullup resistor; digital input range is DGND to 5.5 V when DVDD is 3.0 V to 5.5 V."
},
{
"number": "15",
"name": "A0",
"type": "input",
"description": "I2C slave address select pin 0, tied to DGND, DVDD, SDA, or SCL; digital input range is DGND to DVDD + 0.5 V for DVDD 2.3 V to 3.0 V and DGND to 5.5 V for DVDD 3.0 V to 5.5 V."
},
{
"number": "16",
"name": "A1",
"type": "input",
"description": "I2C slave address select pin 1, tied to DGND, DVDD, SDA, or SCL; digital input range is DGND to DVDD + 0.5 V for DVDD 2.3 V to 3.0 V and DGND to 5.5 V for DVDD 3.0 V to 5.5 V."
},
{
"number": "17",
"name": "Thermal pad",
"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-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 RTE (WQFN-16) pin table on page 3 also lists a 'Thermal pad' (Pad, connect to AGND). It has no p; The datasheet describes DRDY as an open-drain digital output, and I mapped it to KiCad 'output'. Che; The datasheet defines AGND and DGND as separate grounds with a recommended AGND-to-DGND difference o",
"exposed pad 17 added from the footprint"
],
"pages_sent": 17,
"cost_usd": 0.0947,
"at": "2026-10-08T01:38:06"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/ads1219",
"pages": 57,
"sha256": "d754cab7e1a8a12d",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 17,
"described": 17,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"footprint": "viewers/footprint.html"
},
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"role": "plain",
"up": "Z",
"units": "mm",
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"seat": "z = 0",
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3,
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],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ads1219irter-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3,
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0.785
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "5d80f114abd4706976b2e7c57c6c1a6637424bcb6c01cad63dedd3aedfeaa61f",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "WQFN-16-EP(3x3)",
"Category": "Data Acquisition",
"Pins": "17"
}
},
"variants": [],
"sections": [
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],
"discovery_triggers": [
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],
"discovery_pitch": "ADS1219IRTER (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
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"visibility": {
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}