component
ADS4149IRGZR
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADCs), QFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"description": "Texas Instruments Analog To Digital Converters (ADCs), QFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
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"adc-dac-data conversion",
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"factory-2.0.0",
"extractor-text"
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"component": {
"mpn": "ADS4149IRGZR",
"manufacturer": "Texas Instruments",
"package": "QFN-48-EP(7x7)",
"pin_count": 49,
"category": "ADC/DAC/Data Conversion",
"subcategory": "Analog To Digital Converters (ADCs)",
"datasheet": "https://www.ti.com/lit/ds/symlink/ads4149irgzr.pdf",
"parts": {
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"footprint": "ads4149irgzr.kicad_mod",
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"model_3d_step_plain": "ads4149irgzr.step",
"lbr": "ads4149irgzr.lbr"
},
"distributor_links": {
"lcsc": "C2670820",
"digikey": "ADS4149IRGZR-ND",
"mouser": "595-ADS4149IRGZR"
},
"distributor_check": {
"checked_at": "2026-11-10T02:17:58Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ADS4149IRGZR-ND",
"status": "found"
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"pn": "595-ADS4149IRGZR",
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},
"pins": [
{
"number": "1",
"name": "DRGND",
"type": "power_in",
"description": "Digital and output buffer ground."
},
{
"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 when READOUT = 0, and serial register readout pin when READOUT = 1."
},
{
"number": "4",
"name": "CLKOUTM",
"type": "output",
"description": "Differential output clock, complement."
},
{
"number": "5",
"name": "CLKOUTP",
"type": "output",
"description": "Differential output clock, true."
},
{
"number": "6",
"name": "DFS",
"type": "input",
"description": "Analog 4-level data format select input that sets twos complement or offset binary and the LVDS/CMOS output interface type."
},
{
"number": "7",
"name": "OE",
"type": "input",
"description": "Output buffer enable input, active high, with internal 180kΩ pull-up resistor to DRVDD."
},
{
"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": "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."
},
{
"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 it 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 STANDBY control; internal 180kΩ pull-down resistor."
},
{
"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 resistor."
},
{
"number": "30",
"name": "RESET",
"type": "input",
"description": "Serial interface reset input; a high pulse initializes the internal registers, and when tied high the registers are at defaults and SEN can be an analog control pin; internal 180kΩ pull-down resistor."
},
{
"number": "31",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "32",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "33",
"name": "D0_D1_M",
"type": "output",
"description": "Differential output data D0 and D1 multiplexed, complement."
},
{
"number": "34",
"name": "D0_D1_P",
"type": "output",
"description": "Differential output data D0 and D1 multiplexed, true."
},
{
"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."
},
{
"number": "37",
"name": "D2_D3_M",
"type": "output",
"description": "Differential output data D2 and D3 multiplexed, complement."
},
{
"number": "38",
"name": "D2_D3_P",
"type": "output",
"description": "Differential output data D2 and D3 multiplexed, true."
},
{
"number": "39",
"name": "D4_D5_M",
"type": "output",
"description": "Differential output data D4 and D5 multiplexed, complement."
},
{
"number": "40",
"name": "D4_D5_P",
"type": "output",
"description": "Differential output data D4 and D5 multiplexed, true."
},
{
"number": "41",
"name": "D6_D7_M",
"type": "output",
"description": "Differential output data D6 and D7 multiplexed, complement."
},
{
"number": "42",
"name": "D6_D7_P",
"type": "output",
"description": "Differential output data D6 and D7 multiplexed, true."
},
{
"number": "43",
"name": "D8_D9_M",
"type": "output",
"description": "Differential output data D8 and D9 multiplexed, complement."
},
{
"number": "44",
"name": "D8_D9_P",
"type": "output",
"description": "Differential output data D8 and D9 multiplexed, true."
},
{
"number": "45",
"name": "D10_D11_M",
"type": "output",
"description": "Differential output data D10 and D11 multiplexed, complement."
},
{
"number": "46",
"name": "D10_D11_P",
"type": "output",
"description": "Differential output data D10 and D11 multiplexed, true."
},
{
"number": "47",
"name": "D12_D13_M",
"type": "output",
"description": "Differential output data D12 and D13 multiplexed, complement."
},
{
"number": "48",
"name": "D12_D13_P",
"type": "output",
"description": "Differential output data D12 and D13 multiplexed, true."
},
{
"number": "49",
"name": "PAD",
"type": "power_in",
"description": "PowerPAD exposed thermal pad, connected to DRGND (digital and output buffer ground)."
}
],
"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: Pin numbers for the LVDS data pins (33, 34, 37-48) are not in the pin table, which says only 'Refer ; Pin names for the data and clock pins depend on the output mode. This extraction uses the default LV; The exposed pad is not numbered in the datasheet. It was assigned number 49 and the type power_in, b",
"1/49 pins cited to the wrong page (name found elsewhere): ['49:PAD@p11']"
],
"pages_sent": 22,
"cost_usd": 0.1742,
"at": "2026-11-10T02:17:36"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/ads4149irgzr.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": [
{
"file": "ads4149irgzr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.0,
7.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
"checked": "2026-11-10",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ads4149irgzr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.0,
7.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "19e3300be5fe981e5c70c737e1221286d885975d87a83ec5c0e6942a4305096c",
"checked": "2026-11-10",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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}
}