component
CA3140EZ
Public Made by Adomby adom
RENESAS Operational Amplifier, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496
{
"schema_version": 1,
"type": "component",
"slug": "ca3140ez",
"title": "CA3140EZ",
"brief": "RENESAS Operational Amplifier, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"amplifiers-comparators",
"ca3140ez",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "CA3140EZ",
"manufacturer": "RENESAS",
"package": "DIP-8",
"pin_count": 8,
"category": "Amplifiers/Comparators",
"subcategory": "Operational Amplifier",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588887467840196608",
"parts": {
"symbol": "ca3140ez.kicad_sym",
"footprint": "ca3140ez.kicad_mod",
"model_3d": "ca3140ez-hero.glb",
"model_3d_plain": "ca3140ez-etched.glb",
"model_3d_step": "ca3140ez-etched.step",
"model_3d_step_plain": "ca3140ez.step",
"lbr": "ca3140ez.lbr"
},
"distributor_links": {
"lcsc": "C122729",
"digikey": "CA3140EZ-ND",
"mouser": "968-CA3140EZ"
},
"distributor_check": {
"checked_at": "2026-10-14T17:30:36Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "CA3140EZ-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "968-CA3140EZ",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "OFFSET NULL",
"type": "passive",
"description": "Offset null terminal, used with pin 5 for input offset voltage nulling."
},
{
"number": "2",
"name": "INV. INPUT",
"type": "input",
"description": "Inverting input of the PMOS input stage, whose common-mode input voltage can swing 0.5V below the negative supply terminal."
},
{
"number": "3",
"name": "NON-INV. INPUT",
"type": "input",
"description": "Non-inverting input of the PMOS input stage, whose common-mode input voltage can swing 0.5V below the negative supply terminal."
},
{
"number": "4",
"name": "V-",
"type": "power_in",
"description": "Negative supply terminal; the device operates from 4V to 36V supply (single or dual supply)."
},
{
"number": "5",
"name": "OFFSET NULL",
"type": "passive",
"description": "Offset null terminal, used with pin 1 for input offset voltage nulling."
},
{
"number": "6",
"name": "OUTPUT",
"type": "output",
"description": "Output of the bipolar output stage, which has built-in protection against damage from a short circuit to either supply rail or to ground."
},
{
"number": "7",
"name": "V+",
"type": "power_in",
"description": "Positive supply terminal; the device operates from 4V to 36V supply (single or dual supply)."
},
{
"number": "8",
"name": "STROBE",
"type": "input",
"description": "Strobe terminal shown in the pinout; its function is not described in the provided pages."
}
],
"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: Pin-to-name mapping was read from garbled PDF text layout of the 'CA3140 (PDIP, SOIC) TOP VIEW' diag; The STROBE function (pin 8) is not described anywhere in the provided pages. Its pin type is set to ; The text mentions an access terminal for a supplementary external compensation capacitor, but it doe"
],
"pages_sent": 2,
"cost_usd": 0.0247,
"at": "2026-10-14T17:30:17"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588887467840196608",
"pages": 23,
"sha256": "c5f7bf57b9b0c2cc",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 8,
"described": 8,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "ca3140ez.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
7.874,
9.27,
6.98
],
"zmin_mm": -3.3,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
"checked": "2026-10-14",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ca3140ez-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
7.874,
9.27,
6.98
],
"zmin_mm": -3.3,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "48bcefe9956a2e06d18a94c1322e9004822d4e9700acab677d75550957bcfa82",
"checked": "2026-10-14",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "RENESAS",
"Package": "DIP-8",
"Category": "Amplifiers/Comparators",
"Pins": "8"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "c5f7bf57b9b0c2ccec53ad2d26ab6cb6fc0615f2fa61142087340c885f5367d7",
"rows": [
{
"name": "Input Offset Voltage",
"symbol": "|VIO|",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 5,
"max": 15,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Offset Current",
"symbol": "|IIO|",
"kind": "electrical",
"unit": "pA",
"min": null,
"typ": 0.5,
"max": 30,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Current",
"symbol": "II",
"kind": "electrical",
"unit": "pA",
"min": null,
"typ": 10,
"max": 50,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Large Signal Voltage Gain",
"symbol": "AOL",
"kind": "electrical",
"unit": "kV/V",
"min": 20,
"typ": 100,
"max": null,
"conditions": "VSUPPLY = ±15V, TA = 25oC; VO = 26VP-P, +12V, -14V and RL = 2kΩ (Note 3)",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Large Signal Voltage Gain",
"symbol": "AOL",
"kind": "electrical",
"unit": "dB",
"min": 86,
"typ": 100,
"max": null,
"conditions": "VSUPPLY = ±15V, TA = 25oC; VO = 26VP-P, +12V, -14V and RL = 2kΩ (Note 3)",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Common Mode Rejection Ratio",
"symbol": "CMRR",
"kind": "electrical",
"unit": "µV/V",
"min": null,
"typ": 32,
"max": 320,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Common Mode Rejection Ratio",
"symbol": "CMRR",
"kind": "electrical",
"unit": "dB",
"min": 70,
"typ": 90,
"max": null,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Common Mode Input Voltage Range",
"symbol": "VICR",
"kind": "electrical",
"unit": "V",
"min": -15,
"typ": null,
"max": 11,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Power-Supply Rejection Ratio",
"symbol": "PSRR",
"kind": "electrical",
"unit": "µV/V",
"min": null,
"typ": 100,
"max": 150,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Power-Supply Rejection Ratio",
"symbol": "PSRR",
"kind": "electrical",
"unit": "dB",
"min": 76,
"typ": 80,
"max": null,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Max Output Voltage VOM+",
"symbol": "VOM+",
"kind": "electrical",
"unit": "V",
"min": 12,
"typ": 13,
"max": null,
"conditions": "VSUPPLY = ±15V, TA = 25oC; RL = 2kΩ (Note 4)",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Max Output Voltage VOM-",
"symbol": "VOM-",
"kind": "electrical",
"unit": "V",
"min": -14,
"typ": -14.4,
"max": null,
"conditions": "VSUPPLY = ±15V, TA = 25oC; RL = 2kΩ (Note 4)",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Supply Current",
"symbol": "I+",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 4,
"max": 6,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Device Dissipation",
"symbol": "PD",
"kind": "electrical",
"unit": "mW",
"min": null,
"typ": 120,
"max": 180,
"conditions": "VSUPPLY = ±15V, TA = 25oC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating Temperature Range",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -55,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply Voltage (single or dual supply)",
"symbol": "VSUPPLY",
"kind": "recommended_operating",
"unit": "V",
"min": 4,
"typ": null,
"max": 36,
"conditions": "Single or dual supply",
"source_page": 1,
"source": "datasheet"
},
{
"name": "DC Supply Voltage (V+ to V-)",
"symbol": "VSUPPLY",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 36,
"conditions": "Between V+ and V- terminals",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Differential Mode Input Voltage",
"symbol": "VID",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 8,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Terminal Current",
"symbol": "II",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum Junction Temperature (Plastic Package)",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction-to-Ambient (PDIP)",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 115,
"max": null,
"conditions": "Typical, Note 1; component mounted on low effective thermal conductivity test board in free air",
"source_page": 3,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"ca3140ez"
],
"discovery_pitch": "CA3140EZ (RENESAS) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"ca3140ez.kicad_sym",
"ca3140ez.kicad_mod",
"ca3140ez.glb",
"ca3140ez.step",
"ca3140ez.lbr",
"docs/hero.png",
"docs/ca3140ez-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"ca3140ez-hero.glb",
"ca3140ez-hero.overlay.json",
"ca3140ez-etched.glb"
],
"visibility": {
"public": true
}
}