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ISO7721FDWVR
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Texas Instruments Digital Isolators, SOIC-8-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# ISO7721FDWVR++**Texas Instruments** · Digital Isolators · SOIC-8-300mil++ISO7721FDWVR from Texas Instruments, in a SOIC-8-300mil. 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 | VCC1 | power_in | Input-side positive power supply; operating voltage range 2.25 V to 5.5 V. |+| 2 | OUTA | output | Channel A digital output (non-inverted); reproduces logic state of INA with propagation delay 6 to 21 ns; defaults to logic low upon input power loss or open input. |+| 3 | INB | input | Channel B digital input; accepts CMOS/LVCMOS logic signals with input high threshold 0.7·VCCI and input low threshold 0.3·VCCI. |+| 4 | GND1 | power_in | Input-side ground; provides reference potential for VCC1. |+| 5 | GND2 | power_in | Output-side ground; isolated from GND1 by silicon dioxide capacitive barrier rated ≥1200 VRMS with ≥85 kV/µs common-mode transient immunity. |+| 6 | OUTB | output | Channel B digital output (inverted); outputs inverted logic state of INB with propagation delay 6 to 21 ns; defaults to logic low upon output power loss or open input. |+| 7 | INA | input | Channel A digital input; accepts CMOS/LVCMOS logic signals with input high threshold 0.7·VCCI and input low threshold 0.3·VCCI. |+| 8 | VCC2 | power_in | Output-side positive power supply; operating voltage range 2.25 V to 5.5 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8-300mil |+| Category | Signal Isolation Devices |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `ISO7721FDWVR`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8-300mil (KiCad packages3D, STEP)+- 3D model files: `iso7721fdwvr-etched.step` / `iso7721fdwvr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `iso7721fdwvr.step` / `iso7721fdwvr.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/iso7721) (51 pp, sha256 `7158bdf150cc2c73`, retrieved 2026-09-26, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/iso7721fdwvr-datasheet.pdf)
page.jsonadded+156@@ -0,0 +1,156 @@+{+ "slug": "iso7721fdwvr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Digital Isolators, SOIC-8-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "signal isolation devices",+ "iso7721fdwvr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "iso7721fdwvr.kicad_sym",+ "iso7721fdwvr.kicad_mod",+ "iso7721fdwvr.glb",+ "iso7721fdwvr.step",+ "iso7721fdwvr.lbr",+ "docs/hero.png",+ "docs/iso7721fdwvr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ISO7721FDWVR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-8-300mil",+ "pin_count": 8,+ "category": "Signal Isolation Devices",+ "subcategory": "Digital Isolators",+ "datasheet": "https://www.ti.com/cn/lit/gpn/iso7721",+ "parts": {+ "symbol": "iso7721fdwvr.kicad_sym",+ "footprint": "iso7721fdwvr.kicad_mod",+ "model_3d": "iso7721fdwvr-etched.glb",+ "model_3d_plain": "iso7721fdwvr.glb",+ "model_3d_step": "iso7721fdwvr-etched.step",+ "model_3d_step_plain": "iso7721fdwvr.step",+ "lbr": "iso7721fdwvr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2862321",+ "digikey": "296-51200-2-ND",+ "mouser": "595-ISO7721FDWVR"+ },+ "distributor_check": {+ "checked_at": "2026-09-26T18:50:59Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-51200-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-ISO7721FDWVR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VCC1",+ "type": "power_in",+ "description": "Input-side positive power supply; operating voltage range 2.25 V to 5.5 V."+ },+ {+ "number": "2",+ "name": "OUTA",+ "type": "output",+ "description": "Channel A digital output (non-inverted); reproduces logic state of INA with propagation delay 6 to 21 ns; defaults to logic low upon input power loss or open input."+ },+ {+ "number": "3",+ "name": "INB",+ "type": "input",+ "description": "Channel B digital input; accepts CMOS/LVCMOS logic signals with input high threshold 0.7·VCCI and input low threshold 0.3·VCCI."+ },+ {+ "number": "4",+ "name": "GND1",+ "type": "power_in",+ "description": "Input-side ground; provides reference potential for VCC1."+ },+ {+ "number": "5",+ "name": "GND2",+ "type": "power_in",+ "description": "Output-side ground; isolated from GND1 by silicon dioxide capacitive barrier rated ≥1200 VRMS with ≥85 kV/µs common-mode transient immunity."+ },+ {+ "number": "6",+ "name": "OUTB",+ "type": "output",+ "description": "Channel B digital output (inverted); outputs inverted logic state of INB with propagation delay 6 to 21 ns; defaults to logic low upon output power loss or open input."+ },+ {+ "number": "7",+ "name": "INA",+ "type": "input",+ "description": "Channel A digital input; accepts CMOS/LVCMOS logic signals with input high threshold 0.7·VCCI and input low threshold 0.3·VCCI."+ },+ {+ "number": "8",+ "name": "VCC2",+ "type": "power_in",+ "description": "Output-side positive power supply; operating voltage range 2.25 V to 5.5 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 51,+ "cost_usd": 0.4114,+ "at": "2026-09-26T18:50:43"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/iso7721",+ "pages": 51,+ "sha256": "7158bdf150cc2c73",+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}