component
AD7997BRUZ-1
Public Made by Adomby adom
Analog Devices Analog To Digital Converters (ADCs), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"component": {
"mpn": "AD7997BRUZ-1",
"manufacturer": "Analog Devices",
"package": "TSSOP-20",
"pin_count": 20,
"category": "Data Converters",
"subcategory": "Analog To Digital Converters (ADCs)",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD7997_7998.pdf",
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"distributor_links": {
"lcsc": "C652134",
"digikey": "505-AD7997BRUZ-1-ND",
"mouser": "584-AD7997BRUZ-1"
},
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"checked_at": "2026-10-30T22:34:25Z",
"source": "Component Ocean /api/assign-pns",
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"status": "found"
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},
"pins": [
{
"number": "1",
"name": "AGND",
"type": "power_in",
"description": "Analog ground reference point for all circuitry on the device; all analog input signals should be referred to this AGND voltage."
},
{
"number": "2",
"name": "VDD",
"type": "power_in",
"description": "Power supply input; the VDD range is 2.7 V to 5.5 V."
},
{
"number": "3",
"name": "AGND",
"type": "power_in",
"description": "Analog ground reference point for all circuitry on the device; all analog input signals should be referred to this AGND voltage."
},
{
"number": "4",
"name": "AGND",
"type": "power_in",
"description": "Analog ground reference point for all circuitry on the device; all analog input signals should be referred to this AGND voltage."
},
{
"number": "5",
"name": "VDD",
"type": "power_in",
"description": "Power supply input; the VDD range is 2.7 V to 5.5 V."
},
{
"number": "6",
"name": "REFIN",
"type": "input",
"description": "External voltage reference input with range 1.2 V to VDD; 0.1 µF and 1 µF capacitors should be placed between REFIN and AGND."
},
{
"number": "7",
"name": "VIN1",
"type": "input",
"description": "Single-ended analog input channel 1 with input range 0 V to REFIN."
},
{
"number": "8",
"name": "VIN3",
"type": "input",
"description": "Single-ended analog input channel 3 with input range 0 V to REFIN."
},
{
"number": "9",
"name": "VIN5",
"type": "input",
"description": "Single-ended analog input channel 5 with input range 0 V to REFIN."
},
{
"number": "10",
"name": "VIN7",
"type": "input",
"description": "Single-ended analog input channel 7 with input range 0 V to REFIN."
},
{
"number": "11",
"name": "VIN8",
"type": "input",
"description": "Single-ended analog input channel 8 with input range 0 V to REFIN."
},
{
"number": "12",
"name": "VIN6",
"type": "input",
"description": "Single-ended analog input channel 6 with input range 0 V to REFIN."
},
{
"number": "13",
"name": "VIN4",
"type": "input",
"description": "Single-ended analog input channel 4 with input range 0 V to REFIN."
},
{
"number": "14",
"name": "VIN2",
"type": "input",
"description": "Single-ended analog input channel 2 with input range 0 V to REFIN."
},
{
"number": "15",
"name": "AS",
"type": "input",
"description": "Address select logic input that selects one of three I2C addresses depending on the voltage applied (AGND, VDD, or float)."
},
{
"number": "16",
"name": "CONVST",
"type": "input",
"description": "Edge-triggered convert start input; the rising edge powers up the part (power-up time 1 µs) and the falling edge starts a conversion."
},
{
"number": "17",
"name": "ALERT/BUSY",
"type": "output",
"description": "Open-drain digital output selectable as ALERT (out-of-range indicator) or BUSY (active while a conversion is in progress)."
},
{
"number": "18",
"name": "SDA",
"type": "bidirectional",
"description": "Serial bus bidirectional data line; open-drain output with an external pull-up resistor required."
},
{
"number": "19",
"name": "SCL",
"type": "input",
"description": "Serial bus clock input; open-drain with an external pull-up resistor required."
},
{
"number": "20",
"name": "AGND",
"type": "power_in",
"description": "Analog ground reference point for all circuitry on the device; all analog input signals should be referred to this AGND voltage."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
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"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 exact MPN AD7997BRUZ-1 does not appear in the ordering guide. The listed Pb-free RU-20 TSSOP var"
],
"pages_sent": 10,
"cost_usd": 0.0252,
"at": "2026-10-30T22:34:11"
},
"datasheet": {
"url": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD7997_7998.pdf",
"pages": 32,
"sha256": "081ef00889049a99",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 20,
"described": 20,
"cites_pages": true,
"refuses_to_fabricate": true
}
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