component
LM293ADT
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STMicroelectronics Comparators, SO-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 @@+# LM293ADT++**STMicroelectronics** · Comparators · SO-8++LM293ADT from STMicroelectronics, in a SO-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 | Out1 | output | Comparator 1 output, with 4 mA sink at 80 mV typ. and maximum output current of about 20 mA. |+| 2 | In1- | input | Comparator 1 inverting input; common-mode range is 0 V to (VCC+) - 1.5 V and it must not go below -0.3 V. |+| 3 | In1+ | input | Comparator 1 non-inverting input; common-mode range is 0 V to (VCC+) - 1.5 V and it must not go below -0.3 V. |+| 4 | Vcc- | power_in | Negative supply, or ground in single-supply operation; supply span (VCC+) - (VCC-) is 2 V to 36 V. |+| 5 | In2+ | input | Comparator 2 non-inverting input; common-mode range is 0 V to (VCC+) - 1.5 V and it must not go below -0.3 V. |+| 6 | In2- | input | Comparator 2 inverting input; common-mode range is 0 V to (VCC+) - 1.5 V and it must not go below -0.3 V. |+| 7 | Out2 | output | Comparator 2 output, with 4 mA sink at 80 mV typ. and maximum output current of about 20 mA. |+| 8 | Vcc+ | power_in | Positive supply, 2 V to 36 V single supply (or ±1 V to ±18 V split), with 0.45 mA typ. supply current at 5 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SO-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `LM293ADT`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SO-8 (KiCad packages3D, STEP)+- 3D model files: `lm293adt-etched.step` / `lm293adt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm293adt.step` / `lm293adt.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588879831694528512) (21 pp, sha256 `dc3b85d8e0cb60ca`, retrieved 2026-10-08, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/lm293adt-datasheet.pdf)
page.jsonadded+201@@ -0,0 +1,201 @@+{+ "slug": "lm293adt",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Comparators, SO-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "lm293adt",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm293adt.kicad_sym",+ "lm293adt.kicad_mod",+ "lm293adt.glb",+ "lm293adt.step",+ "lm293adt.lbr",+ "docs/hero.png",+ "docs/lm293adt-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lm293adt-hero.glb",+ "lm293adt-hero.overlay.json"+ ],+ "component": {+ "mpn": "LM293ADT",+ "manufacturer": "STMicroelectronics",+ "package": "SO-8",+ "pin_count": 8,+ "category": "Amplifiers/Comparators",+ "subcategory": "Comparators",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588879831694528512",+ "parts": {+ "symbol": "lm293adt.kicad_sym",+ "footprint": "lm293adt.kicad_mod",+ "model_3d": "lm293adt-hero.glb",+ "model_3d_plain": "lm293adt.glb",+ "model_3d_step": "lm293adt-etched.step",+ "model_3d_step_plain": "lm293adt.step",+ "lbr": "lm293adt.lbr"+ },+ "distributor_links": {+ "lcsc": "C143648",+ "digikey": "497-4264-2-ND",+ "mouser": "511-LM293ADT"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T18:58:46Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-4264-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "511-LM293ADT",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "Out1",+ "type": "output",+ "description": "Comparator 1 output, with 4 mA sink at 80 mV typ. and maximum output current of about 20 mA."+ },+ {+ "number": "2",+ "name": "In1-",+ "type": "input",+ "description": "Comparator 1 inverting input; common-mode range is 0 V to (VCC+) - 1.5 V and it must not go below -0.3 V."+ },+ {+ "number": "3",+ "name": "In1+",+ "type": "input",+ "description": "Comparator 1 non-inverting input; common-mode range is 0 V to (VCC+) - 1.5 V and it must not go below -0.3 V."+ },+ {+ "number": "4",+ "name": "Vcc-",+ "type": "power_in",+ "description": "Negative supply, or ground in single-supply operation; supply span (VCC+) - (VCC-) is 2 V to 36 V."+ },+ {+ "number": "5",+ "name": "In2+",+ "type": "input",+ "description": "Comparator 2 non-inverting input; common-mode range is 0 V to (VCC+) - 1.5 V and it must not go below -0.3 V."+ },+ {+ "number": "6",+ "name": "In2-",+ "type": "input",+ "description": "Comparator 2 inverting input; common-mode range is 0 V to (VCC+) - 1.5 V and it must not go below -0.3 V."+ },+ {+ "number": "7",+ "name": "Out2",+ "type": "output",+ "description": "Comparator 2 output, with 4 mA sink at 80 mV typ. and maximum output current of about 20 mA."+ },+ {+ "number": "8",+ "name": "Vcc+",+ "type": "power_in",+ "description": "Positive supply, 2 V to 36 V single supply (or ±1 V to ±18 V split), with 0.45 mA typ. supply current at 5 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-sonnet-5-5",+ "primary_mode": "text+vision",+ "consensus_model": "claude-opus-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Outputs are open-collector type (implied by IOH leakage spec and pull-up resistor in response-time t",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 21,+ "cost_usd": 0.2923,+ "at": "2026-10-08T18:58:18"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588879831694528512",+ "pages": 21,+ "sha256": "dc3b85d8e0cb60ca",+ "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": "lm293adt.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": "lm293adt-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": "d4cf8ca7ab47572b6a60af53424403a9d0291083b599060a99114eaeff98f332",+ "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]"+ }+}