component
AD8643ACPZ-REEL7
Public Made by Adomby adom
Analog Devices FET InputAmplifiers, LFCSP-16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"description": "Analog Devices FET InputAmplifiers, LFCSP-16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"component": {
"mpn": "AD8643ACPZ-REEL7",
"manufacturer": "Analog Devices",
"package": "LFCSP-16(3x3)",
"pin_count": 17,
"category": "Amplifiers",
"subcategory": "FET InputAmplifiers",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD8641_8642_8643.pdf",
"parts": {
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"lbr": "ad8643acpz-reel7.lbr"
},
"distributor_links": {
"lcsc": "C578801",
"digikey": "505-AD8643ACPZ-REEL7TR-ND",
"mouser": "584-AD8643ACPZ-R7"
},
"distributor_check": {
"checked_at": "2026-10-30T15:54:41Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "505-AD8643ACPZ-REEL7TR-ND",
"status": "found"
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"pn": "584-AD8643ACPZ-R7",
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},
"pins": [
{
"number": "1",
"name": "-IN A",
"type": "input",
"description": "Inverting input of amplifier A, a JFET input with 1 pA max bias current."
},
{
"number": "2",
"name": "+IN A",
"type": "input",
"description": "Non-inverting input of amplifier A, a JFET input with 1 pA max bias current."
},
{
"number": "3",
"name": "V+",
"type": "power_in",
"description": "Positive supply; single-supply 5 V to 26 V (27.3 V absolute max total supply), and the exposed pad should be connected to V+."
},
{
"number": "4",
"name": "+IN B",
"type": "input",
"description": "Non-inverting input of amplifier B, a JFET input with 1 pA max bias current."
},
{
"number": "5",
"name": "-IN B",
"type": "input",
"description": "Inverting input of amplifier B, a JFET input with 1 pA max bias current."
},
{
"number": "6",
"name": "OUT B",
"type": "output",
"description": "Rail-to-rail output of amplifier B, stable with capacitive loads of more than 500 pF."
},
{
"number": "7",
"name": "OUT C",
"type": "output",
"description": "Rail-to-rail output of amplifier C, stable with capacitive loads of more than 500 pF."
},
{
"number": "8",
"name": "-IN C",
"type": "input",
"description": "Inverting input of amplifier C, a JFET input with 1 pA max bias current."
},
{
"number": "9",
"name": "+IN C",
"type": "input",
"description": "Non-inverting input of amplifier C, a JFET input with 1 pA max bias current."
},
{
"number": "10",
"name": "V-",
"type": "power_in",
"description": "Negative supply or ground; dual-supply operation is ±2.5 V to ±13 V."
},
{
"number": "11",
"name": "+IN D",
"type": "input",
"description": "Non-inverting input of amplifier D, a JFET input with 1 pA max bias current."
},
{
"number": "12",
"name": "-IN D",
"type": "input",
"description": "Inverting input of amplifier D, a JFET input with 1 pA max bias current."
},
{
"number": "13",
"name": "NIC",
"type": "unconnected",
"description": "No internal connection."
},
{
"number": "14",
"name": "OUT D",
"type": "output",
"description": "Rail-to-rail output of amplifier D, stable with capacitive loads of more than 500 pF."
},
{
"number": "15",
"name": "OUT A",
"type": "output",
"description": "Rail-to-rail output of amplifier A, stable with capacitive loads of more than 500 pF."
},
{
"number": "16",
"name": "NIC",
"type": "unconnected",
"description": "No internal connection."
},
{
"number": "17",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
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"consensus_model": "claude-opus-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The exposed pad has no pin number in the datasheet. I labelled it 'EP', which is not a printed numbe",
"exposed pad 17 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 15,
"cost_usd": 0.2629,
"at": "2026-10-30T15:53:56"
},
"datasheet": {
"url": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD8641_8642_8643.pdf",
"pages": 15,
"sha256": "12a38e9dd4050a18",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 17,
"described": 17,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"models_3d": [
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"seat": "z = 0",
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"package_dims": {
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}