component
ADS9224RIRHBR
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADCs), QFN-32-EP(5x5). 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-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"component": {
"mpn": "ADS9224RIRHBR",
"manufacturer": "Texas Instruments",
"package": "QFN-32-EP(5x5)",
"pin_count": 33,
"category": "ADC/DAC/Data Conversion",
"subcategory": "Analog To Digital Converters (ADCs)",
"datasheet": "https://www.ti.com/lit/ds/symlink/ads9224rirhbr.pdf",
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"distributor_links": {
"lcsc": "C2670866",
"digikey": "296-ADS9224RIRHBRTR-ND",
"mouser": "595-ADS9224RIRHBR"
},
"distributor_check": {
"checked_at": "2026-10-31T18:47:06Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "296-ADS9224RIRHBRTR-ND",
"status": "found"
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"pn": "595-ADS9224RIRHBR",
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"pins": [
{
"number": "1",
"name": "AINP_A",
"type": "passive",
"description": "Positive analog input for channel A."
},
{
"number": "2",
"name": "AINM_A",
"type": "passive",
"description": "Negative analog input for channel A."
},
{
"number": "3",
"name": "REFby2",
"type": "passive",
"description": "REFby2 buffer output; connect a 1-µF decoupling capacitor between pin 3 and pin 4."
},
{
"number": "4",
"name": "GND",
"type": "power_in",
"description": "Ground; the datasheet gives this as the decoupling return for pins 3 and 5."
},
{
"number": "5",
"name": "REFOUT",
"type": "passive",
"description": "Internal reference output; connect a 1-µF decoupling capacitor between pin 5 and pin 4."
},
{
"number": "6",
"name": "NC",
"type": "unconnected",
"description": "No external connection."
},
{
"number": "7",
"name": "AINM_B",
"type": "passive",
"description": "Negative analog input for channel B."
},
{
"number": "8",
"name": "AINP_B",
"type": "passive",
"description": "Positive analog input for channel B."
},
{
"number": "9",
"name": "REFM_B",
"type": "passive",
"description": "Negative output of reference buffer B and negative reference input for ADC_B; externally connect to device GND."
},
{
"number": "10",
"name": "REFP_B",
"type": "passive",
"description": "Positive output of reference buffer B and positive reference input for ADC_B."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Ground; the datasheet gives this as the decoupling return for pin 12."
},
{
"number": "12",
"name": "AVDD",
"type": "power_in",
"description": "Analog power-supply pin; connect a 1-µF decoupling capacitor between pin 12 and pin 11."
},
{
"number": "13",
"name": "CONVST",
"type": "input",
"description": "Conversion start input; a CONVST rising edge starts the conversion for ADC_A and ADC_B."
},
{
"number": "14",
"name": "CS",
"type": "input",
"description": "Active-low chip-select input; the SDO-x pins go to Hi-Z when CS is high."
},
{
"number": "15",
"name": "SDI",
"type": "input",
"description": "Serial data input pin used to program the device registers."
},
{
"number": "16",
"name": "SCLK",
"type": "input",
"description": "Clock input pin for the serial interface."
},
{
"number": "17",
"name": "SDO-7/3B",
"type": "output",
"description": "SPI mode data output 3 for channel B; in parallel byte mode this is the MSB of the data byte."
},
{
"number": "18",
"name": "SDO-6/2B",
"type": "output",
"description": "SPI mode data output 2 for channel B; in parallel byte mode this is LSB+6."
},
{
"number": "19",
"name": "SDO-5/1B",
"type": "output",
"description": "SPI mode data output 1 for channel B; in parallel byte mode this is LSB+5."
},
{
"number": "20",
"name": "SDO-4/0B",
"type": "output",
"description": "SPI mode data output 0 for channel B; in parallel byte mode this is LSB+4."
},
{
"number": "21",
"name": "SDO-3/3A",
"type": "output",
"description": "SPI mode data output 3 for channel A; in parallel byte mode this is LSB+3."
},
{
"number": "22",
"name": "SDO-2/2A",
"type": "output",
"description": "SPI mode data output 2 for channel A; in parallel byte mode this is LSB+2."
},
{
"number": "23",
"name": "SDO-1/1A",
"type": "output",
"description": "SPI mode data output 1 for channel A; in parallel byte mode this is LSB+1."
},
{
"number": "24",
"name": "SDO-0/0A",
"type": "output",
"description": "SPI mode data output 0 for channel A; in parallel byte mode this is the LSB of the data byte."
},
{
"number": "25",
"name": "READY/STROBE",
"type": "output",
"description": "Indicates data ready or provides a strobe output for data capture."
},
{
"number": "26",
"name": "PD/RST",
"type": "input",
"description": "Asynchronous reset or power-down input; see the Reset or Power-Down section."
},
{
"number": "27",
"name": "GND",
"type": "power_in",
"description": "Ground; the datasheet gives this as the decoupling return for pin 28."
},
{
"number": "28",
"name": "DVDD",
"type": "power_in",
"description": "Interface power-supply pin; connect a 1-µF decoupling capacitor between pin 27 and pin 28."
},
{
"number": "29",
"name": "AVDD",
"type": "power_in",
"description": "Analog power-supply pin; connect a 1-µF decoupling capacitor between pin 29 and pin 30."
},
{
"number": "30",
"name": "GND",
"type": "power_in",
"description": "Ground; the datasheet gives this as the decoupling return for pin 29."
},
{
"number": "31",
"name": "REFP_A",
"type": "passive",
"description": "Positive output of reference buffer A and positive reference input for ADC_A; connect a 10-µF decoupling capacitor at this pin."
},
{
"number": "32",
"name": "REFM_A",
"type": "passive",
"description": "Negative output of reference buffer A and negative reference input for ADC_A; externally connect to device GND."
},
{
"number": "33",
"name": "Thermal Pad",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
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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 datasheet lists the RHB 32-pin 5x5 VQFN package, which matches the QFN-32-EP(5x5) hint and the o"
],
"pages_sent": 8,
"cost_usd": 0.0242,
"at": "2026-10-31T18:46:54"
},
"datasheet": {
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"pages": 66,
"sha256": "64ef950ba03690cd",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
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