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OPA2349UA
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Texas Instruments Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# OPA2349UA++**Texas Instruments** · Operational Amplifier · SOP-8++OPA2349UA from Texas Instruments, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | Out A | output | Output of amplifier A, which swings to within 350mV of the rails with a 10kΩ load and supplies up to ±8mA output current. |+| 2 | -In A | input | Inverting input of amplifier A, whose common-mode voltage range extends 200mV beyond the supply rails. |+| 3 | +In A | input | Non-inverting input of amplifier A, whose common-mode voltage range extends 200mV beyond the supply rails. |+| 4 | V- | power_in | Negative power supply, which serves as ground in single-supply operation; the total supply V+ to V- is specified from 1.8V to 5.5V. |+| 5 | +In B | input | Non-inverting input of amplifier B, whose common-mode voltage range extends 200mV beyond the supply rails. |+| 6 | -In B | input | Inverting input of amplifier B, whose common-mode voltage range extends 200mV beyond the supply rails. |+| 7 | Out B | output | Output of amplifier B, which swings to within 350mV of the rails with a 10kΩ load and supplies up to ±8mA output current. |+| 8 | V+ | power_in | Positive power supply, specified from 1.8V to 5.5V relative to V-, and should be bypassed with 0.01µF ceramic capacitors. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOP-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `OPA2349UA`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOP-8 (KiCad packages3D, STEP)+- 3D model files: `opa2349ua-etched.step` / `opa2349ua-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa2349ua.step` / `opa2349ua.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/opa2349) (28 pp, sha256 `2ad4d2616ad20ca5`, retrieved 2026-10-08, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/opa2349ua-datasheet.pdf)
page.jsonadded+201@@ -0,0 +1,201 @@+{+ "slug": "opa2349ua",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "opa2349ua",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "opa2349ua.kicad_sym",+ "opa2349ua.kicad_mod",+ "opa2349ua.glb",+ "opa2349ua.step",+ "opa2349ua.lbr",+ "docs/hero.png",+ "docs/opa2349ua-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "opa2349ua-hero.glb",+ "opa2349ua-hero.overlay.json"+ ],+ "component": {+ "mpn": "OPA2349UA",+ "manufacturer": "Texas Instruments",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "Amplifiers/Comparators",+ "subcategory": "Operational Amplifier",+ "datasheet": "https://www.ti.com/cn/lit/gpn/opa2349",+ "parts": {+ "symbol": "opa2349ua.kicad_sym",+ "footprint": "opa2349ua.kicad_mod",+ "model_3d": "opa2349ua-hero.glb",+ "model_3d_plain": "opa2349ua.glb",+ "model_3d_step": "opa2349ua-etched.step",+ "model_3d_step_plain": "opa2349ua.step",+ "lbr": "opa2349ua.lbr"+ },+ "distributor_links": {+ "lcsc": "C411874",+ "digikey": "OPA2349UA-ND",+ "mouser": "595-OPA2349UA"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T20:29:08Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "OPA2349UA-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-OPA2349UA",+ "status": "found",+ "lifecycle": "End of Life"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "Out A",+ "type": "output",+ "description": "Output of amplifier A, which swings to within 350mV of the rails with a 10kΩ load and supplies up to ±8mA output current."+ },+ {+ "number": "2",+ "name": "–In A",+ "type": "input",+ "description": "Inverting input of amplifier A, whose common-mode voltage range extends 200mV beyond the supply rails."+ },+ {+ "number": "3",+ "name": "+In A",+ "type": "input",+ "description": "Non-inverting input of amplifier A, whose common-mode voltage range extends 200mV beyond the supply rails."+ },+ {+ "number": "4",+ "name": "V–",+ "type": "power_in",+ "description": "Negative power supply, which serves as ground in single-supply operation; the total supply V+ to V- is specified from 1.8V to 5.5V."+ },+ {+ "number": "5",+ "name": "+In B",+ "type": "input",+ "description": "Non-inverting input of amplifier B, whose common-mode voltage range extends 200mV beyond the supply rails."+ },+ {+ "number": "6",+ "name": "–In B",+ "type": "input",+ "description": "Inverting input of amplifier B, whose common-mode voltage range extends 200mV beyond the supply rails."+ },+ {+ "number": "7",+ "name": "Out B",+ "type": "output",+ "description": "Output of amplifier B, which swings to within 350mV of the rails with a 10kΩ load and supplies up to ±8mA output current."+ },+ {+ "number": "8",+ "name": "V+",+ "type": "power_in",+ "description": "Positive power supply, specified from 1.8V to 5.5V relative to V-, and should be bypassed with 0.01µF ceramic capacitors."+ }+ ],+ "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 SO-8 pin assignment is taken from the combined SOT23-8/SO-8 pin configuration figure on page 2. ; The datasheet's temperature ratings for OPA2349 conflict: the electrical section specifies –40°C to "+ ],+ "pages_sent": 28,+ "cost_usd": 0.1027,+ "at": "2026-10-08T20:28:26"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/opa2349",+ "pages": 28,+ "sha256": "2ad4d2616ad20ca5",+ "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": "opa2349ua.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "opa2349ua-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "e2a4c655606ecc1400f54e0ccd63cc8fee8f3fb97eae893516d7951f444107e6",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}