component
ADM3485EARZ-REEL7
Public Made by Adomby adom
Analog Devices RS-485 / RS-422 ICs, SOIC-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 @@+# ADM3485EARZ-REEL7++**Analog Devices** · RS-485 / RS-422 ICs · SOIC-8++ADM3485EARZ-REEL7 from Analog Devices, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | RO | tri_state | Receiver Output; high if A > B by 200 mV when enabled, low if A < B by 200 mV when enabled, high-impedance when disabled. |+| 2 | RE | input | Receiver Output Enable; low enables receiver output, high places it high-impedance; with RE high and DE low, device enters shutdown. |+| 3 | DE | input | Driver Output Enable; high level enables driver differential outputs A and B, low level places outputs high-impedance. |+| 4 | DI | input | Driver Input; logic low forces A low and B high, logic high forces A high and B low when driver enabled. |+| 5 | GND | power_in | Ground Connection, 0 V. |+| 6 | A | bidirectional | Noninverting Receiver Input A / Driver Output A; differential transmission line with 12 kΩ input impedance and −7 V to +12 V common-mode input range. |+| 7 | B | bidirectional | Inverting Receiver Input B / Driver Output B; differential transmission line with 12 kΩ input impedance and −7 V to +12 V common-mode input range. |+| 8 | VCC | power_in | Power Supply; operating voltage 3.3 V ± 0.3 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Analog Devices |+| Package | SOIC-8 |+| Category | Interface |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `ADM3485EARZ-REEL7`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `adm3485earz-reel7-etched.step` / `adm3485earz-reel7-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `adm3485earz-reel7.step` / `adm3485earz-reel7.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Analog Devices datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588879886652493824) (16 pp, sha256 `57f018072ee93ad8`, retrieved 2026-09-22, tier: lcsc)+- **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/adm3485earz-reel7-datasheet.pdf)
page.jsonadded+141@@ -0,0 +1,141 @@+{+ "slug": "adm3485earz-reel7",+ "version": "0.1.0",+ "type": "component",+ "description": "Analog Devices RS-485 / RS-422 ICs, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "interface",+ "adm3485earz-reel7",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "adm3485earz-reel7.kicad_sym",+ "adm3485earz-reel7.kicad_mod",+ "adm3485earz-reel7.glb",+ "adm3485earz-reel7.step",+ "adm3485earz-reel7.lbr",+ "docs/hero.png",+ "docs/adm3485earz-reel7-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ADM3485EARZ-REEL7",+ "manufacturer": "Analog Devices",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "Interface",+ "subcategory": "RS-485 / RS-422 ICs",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588879886652493824",+ "parts": {+ "symbol": "adm3485earz-reel7.kicad_sym",+ "footprint": "adm3485earz-reel7.kicad_mod",+ "model_3d": "adm3485earz-reel7-etched.glb",+ "model_3d_plain": "adm3485earz-reel7.glb",+ "model_3d_step": "adm3485earz-reel7-etched.step",+ "model_3d_step_plain": "adm3485earz-reel7.step",+ "lbr": "adm3485earz-reel7.lbr"+ },+ "distributor_links": {+ "lcsc": "C31808"+ },+ "pins": [+ {+ "number": "1",+ "name": "RO",+ "type": "tri_state",+ "description": "Receiver Output; high if A > B by 200 mV when enabled, low if A < B by 200 mV when enabled, high-impedance when disabled."+ },+ {+ "number": "2",+ "name": "RE",+ "type": "input",+ "description": "Receiver Output Enable; low enables receiver output, high places it high-impedance; with RE high and DE low, device enters shutdown."+ },+ {+ "number": "3",+ "name": "DE",+ "type": "input",+ "description": "Driver Output Enable; high level enables driver differential outputs A and B, low level places outputs high-impedance."+ },+ {+ "number": "4",+ "name": "DI",+ "type": "input",+ "description": "Driver Input; logic low forces A low and B high, logic high forces A high and B low when driver enabled."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground Connection, 0 V."+ },+ {+ "number": "6",+ "name": "A",+ "type": "bidirectional",+ "description": "Noninverting Receiver Input A / Driver Output A; differential transmission line with 12 kΩ input impedance and −7 V to +12 V common-mode input range."+ },+ {+ "number": "7",+ "name": "B",+ "type": "bidirectional",+ "description": "Inverting Receiver Input B / Driver Output B; differential transmission line with 12 kΩ input impedance and −7 V to +12 V common-mode input range."+ },+ {+ "number": "8",+ "name": "VCC",+ "type": "power_in",+ "description": "Power Supply; operating voltage 3.3 V ± 0.3 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": 16,+ "cost_usd": 0.1657,+ "at": "2026-09-22T00:34:19"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588879886652493824",+ "pages": 16,+ "sha256": "57f018072ee93ad8",+ "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]"+ }+}