component
ADS7253IPWR
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADCs), TSSOP-16. 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), TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"adc-dac-data conversion",
"ads7253ipwr",
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"component": {
"mpn": "ADS7253IPWR",
"manufacturer": "Texas Instruments",
"package": "TSSOP-16",
"pin_count": 16,
"category": "ADC/DAC/Data Conversion",
"subcategory": "Analog To Digital Converters (ADCs)",
"datasheet": "https://www.ti.com/lit/ds/symlink/ads7253.pdf",
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"lbr": "ads7253ipwr.lbr"
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"distributor_links": {
"lcsc": "C2877009",
"digikey": "296-39859-2-ND",
"mouser": "595-ADS7253IPWR"
},
"distributor_check": {
"checked_at": "2026-10-30T18:48:52Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "296-39859-2-ND",
"status": "found"
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"pn": "595-ADS7253IPWR",
"status": "found"
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},
"pins": [
{
"number": "1",
"name": "AINP_A",
"type": "input",
"description": "Positive analog input for channel A (single-ended or pseudo-differential); the analog input range is GND-referenced to REFGND_A from -0.3 V to AVDD + 0.3 V."
},
{
"number": "2",
"name": "AINM_A",
"type": "input",
"description": "Negative analog input for channel A (single-ended or pseudo-differential); the analog input range relative to REFGND_A is -0.3 V to AVDD + 0.3 V."
},
{
"number": "3",
"name": "REFIO_A",
"type": "bidirectional",
"description": "Reference voltage input/output for channel A, part of the programmable buffered 2.5-V internal reference; the voltage range relative to REFGND_A is -0.3 V to AVDD + 0.3 V."
},
{
"number": "4",
"name": "REFGND_A",
"type": "power_in",
"description": "Reference ground potential for channel A; the magnitude of the difference |REFGND_A - GND| must not exceed 0.3 V."
},
{
"number": "5",
"name": "REFGND_B",
"type": "power_in",
"description": "Reference ground potential for channel B; the magnitude of the difference |REFGND_B - GND| must not exceed 0.3 V."
},
{
"number": "6",
"name": "REFIO_B",
"type": "bidirectional",
"description": "Reference voltage input/output for channel B, part of the programmable buffered 2.5-V internal reference; the voltage range relative to REFGND_B is -0.3 V to AVDD + 0.3 V."
},
{
"number": "7",
"name": "AINM_B",
"type": "input",
"description": "Negative analog input for channel B (single-ended or pseudo-differential); the analog input range relative to REFGND_B is -0.3 V to AVDD + 0.3 V."
},
{
"number": "8",
"name": "AINP_B",
"type": "input",
"description": "Positive analog input for channel B (single-ended or pseudo-differential); the analog input range relative to REFGND_B is -0.3 V to AVDD + 0.3 V."
},
{
"number": "9",
"name": "DVDD",
"type": "power_in",
"description": "Digital I/O supply, recommended 3.3 V; the absolute-maximum rating for DVDD to GND is -0.3 V to 6 V."
},
{
"number": "10",
"name": "SDI",
"type": "input",
"description": "Data input for serial communication; the digital input voltage range with respect to GND is -0.3 V to DVDD + 0.3 V."
},
{
"number": "11",
"name": "CS",
"type": "input",
"description": "Active-low chip-select signal; a CS rising edge ends the frame and places the serial bus in 3-state, and the digital input voltage range is -0.3 V to DVDD + 0.3 V with respect to GND."
},
{
"number": "12",
"name": "SCLK",
"type": "input",
"description": "Clock for serial communication; the digital input voltage range with respect to GND is -0.3 V to DVDD + 0.3 V."
},
{
"number": "13",
"name": "SDO_A",
"type": "output",
"description": "Data output for serial communication carrying the channel A conversion result, and both channel A and channel B results in 32-CLK single-SDO mode; it is in 3-state when CS is high."
},
{
"number": "14",
"name": "SDO_B",
"type": "output",
"description": "Data output for serial communication carrying the channel B conversion result in dual-SDO mode; it stays in 3-state in single-SDO mode and can be treated as a no-connect."
},
{
"number": "15",
"name": "GND",
"type": "power_in",
"description": "Digital ground; the absolute-maximum rating for DVDD to GND is -0.3 V to 6 V, and digital inputs are referenced to GND."
},
{
"number": "16",
"name": "AVDD",
"type": "power_in",
"description": "Supply voltage for ADC operation, recommended 5 V; the absolute-maximum rating for AVDD to REFGND_x is -0.3 V to 6 V."
}
],
"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: Package match confirmed: the ADS7253IPWR orderable part is TSSOP (PW), 16 pins, 2000-piece large T&R; Pin types are my mapping to KiCad ERC classes, not printed in the datasheet. The datasheet only labe; SDO_B is listed on page 4 of the pin table; the SDO_B 3-state/no-connect behavior comes from the ser"
],
"pages_sent": 17,
"cost_usd": 0.096,
"at": "2026-10-30T18:48:40"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/ads7253.pdf",
"pages": 75,
"sha256": "e2063e2e6b42560a",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.4,
5.0,
1.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
"checked": "2026-10-30",
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},
{
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],
"package_dims": {
"package_code": "PW0016A",
"source_page": 72,
"D": {
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"range_mm": [
4.9,
5.1
]
},
"E1": {
"nom_mm": 4.4,
"range_mm": [
4.3,
4.5
]
},
"E": {
"nom_mm": 6.4,
"range_mm": [
6.2,
6.6
]
},
"e": {
"nom_mm": 0.65,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 1.2,
"range_mm": [
null,
1.2
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "ads7253ipwr.step",
"verdict": "PASS",
"reasons": [
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"by": "factory/package_fit.py"
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}
}