component
AD598JRZ
Public Made by Adomby adom
Analog Devices ADC/DAC - Specialized, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"description": "Analog Devices ADC/DAC - Specialized, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"component": {
"mpn": "AD598JRZ",
"manufacturer": "Analog Devices",
"package": "SOIC-20-300mil",
"pin_count": 20,
"category": "ADC/DAC/Data Conversion",
"subcategory": "ADC/DAC - Specialized",
"datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD598.pdf",
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"distributor_links": {
"lcsc": "C578328",
"digikey": "505-AD598JRZ-ND",
"mouser": "584-AD598JRZ"
},
"distributor_check": {
"checked_at": "2026-10-30T22:55:23Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "505-AD598JRZ-ND",
"status": "found"
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"pins": [
{
"number": "1",
"name": "-VS",
"type": "power_in",
"description": "Negative supply terminal; the total supply from +VS to -VS is rated to +36 V absolute maximum."
},
{
"number": "2",
"name": "EXC 1",
"type": "output",
"description": "LVDT primary excitation drive output, with excitation voltage range 2.1 V rms to 24 V rms at 2.5 kHz and output current 30 mA rms."
},
{
"number": "3",
"name": "EXC 2",
"type": "output",
"description": "Second LVDT primary excitation drive output, forming the differential sine drive with EXC 1."
},
{
"number": "4",
"name": "LEVEL 1",
"type": "passive",
"description": "Excitation amplitude setting node; the excitation amplitude is programmed by external resistor R1 per the R1 versus VEXC curve."
},
{
"number": "5",
"name": "LEVEL 2",
"type": "passive",
"description": "Second excitation amplitude setting node; used with LEVEL 1 for the R1 connection that sets VEXC."
},
{
"number": "6",
"name": "FREQ 1",
"type": "passive",
"description": "Excitation frequency setting node; the external capacitor C1 sets frequency by C1 = 35 µF·Hz/fEXCITATION."
},
{
"number": "7",
"name": "FREQ 2",
"type": "passive",
"description": "Second excitation frequency setting node; grounded or connected to FREQ 1 to disable the internal oscillator in slave operation."
},
{
"number": "8",
"name": "B1 FILTER",
"type": "passive",
"description": "Filter node for the B secondary signal path; system bandwidth is set by the external filter capacitors C2 to C4."
},
{
"number": "9",
"name": "B2 FILTER",
"type": "passive",
"description": "Second filter node for the B secondary signal path, used with B1 FILTER for the filter network."
},
{
"number": "10",
"name": "VB",
"type": "power_in",
"description": "LVDT secondary input B; the signal input range is 0.1 V rms to 3.5 V rms."
},
{
"number": "11",
"name": "VA",
"type": "input",
"description": "LVDT secondary input A; the signal input range is 0.1 V rms to 3.5 V rms."
},
{
"number": "12",
"name": "A2 FILTER",
"type": "passive",
"description": "Second filter node for the A secondary signal path, used with A1 FILTER for the filter network."
},
{
"number": "13",
"name": "A1 FILTER",
"type": "passive",
"description": "Filter node for the A secondary signal path; system bandwidth is set by the external filter capacitors C2 to C4."
},
{
"number": "14",
"name": "OUTPUT FILTER",
"type": "passive",
"description": "Output filter node; the output filter capacitor sets the output ripple and bandwidth."
},
{
"number": "15",
"name": "FEEDBACK",
"type": "passive",
"description": "Feedback node for the scale-setting resistor R2, which sets the full-scale output range."
},
{
"number": "16",
"name": "SIGNAL OUTPUT",
"type": "output",
"description": "Scaled dc position output, equal to IREF×(A-B)/(A+B)×R2 as stated for the decoder."
},
{
"number": "17",
"name": "SIGNAL REFERENCE",
"type": "passive",
"description": "Signal reference node; VOUT is measured with respect to this pin."
},
{
"number": "18",
"name": "OFFSET 2",
"type": "passive",
"description": "Offset adjustment node; offset is set with R3 and R4 per the offset equation, and a potentiometer may connect between pins 18 and 19."
},
{
"number": "19",
"name": "OFFSET 1",
"type": "passive",
"description": "Offset adjustment node paired with OFFSET 2 for the R3 and R4 offset network."
},
{
"number": "20",
"name": "+VS",
"type": "power_in",
"description": "Positive supply terminal; operating range is 13 V to 36 V and absolute maximum total supply is +36 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: The top-view pin map on page 3 lists the labels without an explicit pin-to-label assignment for most"
],
"pages_sent": 16,
"cost_usd": 0.0705,
"at": "2026-10-30T22:55:12"
},
"datasheet": {
"url": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD598.pdf",
"pages": 16,
"sha256": "55cc0cd12fa35281",
"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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