component
BL3085
Public Made by Adomby adom
BL Shanghai Belling RS-485/RS-422 ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+4−4@@ -1,8 +1,8 @@ # BL3085 -**Unknown** · RS-485/RS-422 ICs · SOP-8+**BL Shanghai Belling BL3085 I47** · RS-485/RS-422 ICs · SOP-8 -BL3085 from Unknown, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.+BL3085 from BL Shanghai Belling BL3085 I47, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD. ## Pinout @@ -21,7 +21,7 @@ BL3085 from Unknown, in a SOP-8. Pinout and pin descriptions extracted from the | Parameter | Value | |---|---|-| Manufacturer | Unknown |+| Manufacturer | BL Shanghai Belling BL3085 I47 | | Package | SOP-8 | | Category | Comm/UART | | Pins | 8 |@@ -40,7 +40,7 @@ BL3085 from Unknown, in a SOP-8. Pinout and pin descriptions extracted from the Data extracted from the manufacturer datasheet, not a distributor listing: -- **Datasheet:** [Unknown datasheet](docs/bl3085-datasheet.pdf) (10 pp, sha256 `52853b49ab796e41`, retrieved 2026-08-17, tier: lcsc)+- **Datasheet:** [BL Shanghai Belling BL3085 I47 datasheet](docs/bl3085-datasheet.pdf) (10 pp, sha256 `52853b49ab796e41`, retrieved 2026-08-17, tier: lcsc) - **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - **CAD:** KiCad official libraries (CC-BY-SA 4.0).
page.json+136−139@@ -1,145 +1,142 @@ {- "schema_version": 1,- "type": "component",- "slug": "bl3085",- "title": "BL3085",- "brief": "Unknown RS-485/RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",- "license": "CC-BY-SA-4.0",- "tags": [- "component",- "comm-uart",- "bl3085"- ],- "component": {- "mpn": "BL3085",- "manufacturer": "Unknown",- "package": "SOP-8",- "pin_count": 8,- "category": "Comm/UART",- "subcategory": "RS-485/RS-422 ICs",- "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403240510_BL-Shanghai-Belling-BL3085-I47_C2960453.pdf",- "parts": {- "symbol": "bl3085.kicad_sym",- "footprint": "bl3085.kicad_mod",- "model_3d": "bl3085.glb",- "model_3d_step": "bl3085.step",- "lbr": "bl3085.lbr"- },- "distributor_links": {},- "pins": [- {- "number": "1",- "name": "RO",- "type": "output",- "description": "Receiver output. Drives logic level derived from the A-B differential input; high-Z when /RE is high. Fail-safe forces RO high when A/B are open or shorted."- },- {- "number": "2",- "name": "/RE",- "type": "input",- "description": "Receiver output enable, active low. RO is enabled when /RE is low; RO is high-Z when /RE is high. With DE=0 and /RE=1 the device enters shutdown."- },- {- "number": "3",- "name": "DE",- "type": "input",- "description": "Driver output enable, active high. Driver outputs A/B are enabled when DE is high; outputs are high-Z when DE is low. With DE=0 and /RE=1 the device enters shutdown."- },- {- "number": "4",- "name": "DI",- "type": "input",- "description": "Driver input. Logic level to be transmitted onto the differential A/B bus when the driver is enabled. VIH=2.0 V min, VIL=0.8 V max, 100 mV typ hysteresis."- },- {- "number": "5",- "name": "GND",- "type": "power_in",- "description": "Ground reference for logic and bus signals."- },- {- "number": "6",- "name": "A",- "type": "bidirectional",- "description": "Non-inverting receiver input and non-inverting driver output (RS-485 bus line A). Withstands ±13 V bus voltage; ±15 kV IEC 61000-4-2 contact-discharge ESD protected."- },- {- "number": "7",- "name": "B",- "type": "bidirectional",- "description": "Inverting receiver input and inverting driver output (RS-485 bus line B). Withstands ±13 V bus voltage; ±15 kV IEC 61000-4-2 contact-discharge ESD protected."- },- {- "number": "8",- "name": "VCC",- "type": "power_in",- "description": "Supply voltage. Operates from +3.0-3.6 V or +4.5-5.5 V. Absolute maximum +7 V. Typical ICC 270-350 µA; shutdown ISHDN 10 µA max."- }- ],- "provenance": {- "extractor": "ds2sf",- "datasheet": {- "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403240510_BL-Shanghai-Belling-BL3085-I47_C2960453.pdf",- "pages": 10,- "sha256": "52853b49ab796e41",- "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"- }- },- "metadata": {- "specs": {- "Manufacturer": "Unknown",- "Package": "SOP-8",- "Category": "Comm/UART",- "Pins": "8"- }+ "schema_version": 1,+ "type": "component",+ "slug": "bl3085",+ "title": "BL3085",+ "brief": "BL Shanghai Belling BL3085 I47 RS-485/RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "version": "0.1.0",+ "license": "CC-BY-SA-4.0",+ "tags": [+ "component",+ "comm-uart",+ "bl3085"+ ],+ "component": {+ "mpn": "BL3085",+ "manufacturer": "BL Shanghai Belling BL3085 I47",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "Comm/UART",+ "subcategory": "RS-485/RS-422 ICs",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403240510_BL-Shanghai-Belling-BL3085-I47_C2960453.pdf",+ "parts": {+ "symbol": "bl3085.kicad_sym",+ "footprint": "bl3085.kicad_mod",+ "model_3d": "bl3085.glb",+ "model_3d_step": "bl3085.step",+ "lbr": "bl3085.lbr" },- "sections": [- "hero",- "viewers",- "readme",- "breadcrumbs",- "info"- ],- "discovery_triggers": [- "bl3085"+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "RO",+ "type": "output",+ "description": "Receiver output. Drives logic level derived from the A-B differential input; high-Z when /RE is high. Fail-safe forces RO high when A/B are open or shorted."+ },+ {+ "number": "2",+ "name": "/RE",+ "type": "input",+ "description": "Receiver output enable, active low. RO is enabled when /RE is low; RO is high-Z when /RE is high. With DE=0 and /RE=1 the device enters shutdown."+ },+ {+ "number": "3",+ "name": "DE",+ "type": "input",+ "description": "Driver output enable, active high. Driver outputs A/B are enabled when DE is high; outputs are high-Z when DE is low. With DE=0 and /RE=1 the device enters shutdown."+ },+ {+ "number": "4",+ "name": "DI",+ "type": "input",+ "description": "Driver input. Logic level to be transmitted onto the differential A/B bus when the driver is enabled. VIH=2.0 V min, VIL=0.8 V max, 100 mV typ hysteresis."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for logic and bus signals."+ },+ {+ "number": "6",+ "name": "A",+ "type": "bidirectional",+ "description": "Non-inverting receiver input and non-inverting driver output (RS-485 bus line A). Withstands \u00b113 V bus voltage; \u00b115 kV IEC 61000-4-2 contact-discharge ESD protected."+ },+ {+ "number": "7",+ "name": "B",+ "type": "bidirectional",+ "description": "Inverting receiver input and inverting driver output (RS-485 bus line B). Withstands \u00b113 V bus voltage; \u00b115 kV IEC 61000-4-2 contact-discharge ESD protected."+ },+ {+ "number": "8",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage. Operates from +3.0-3.6 V or +4.5-5.5 V. Absolute maximum +7 V. Typical ICC 270-350 \u00b5A; shutdown ISHDN 10 \u00b5A max."+ } ],- "discovery_pitch": "BL3085 (Unknown) component page with datasheet-verified CAD.",- "author": {- "name": "Ray",- "email": "[email protected]"+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403240510_BL-Shanghai-Belling-BL3085-I47_C2960453.pdf",+ "pages": 10,+ "sha256": "52853b49ab796e41",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "cites_pages": true,+ "refuses_to_fabricate": true+ } },- "dependencies": {},- "hero": {- "type": "image",- "path": "docs/hero.png"- },- "files": [- "page.json",- "README.md",- "bl3085.kicad_sym",- "bl3085.kicad_mod",- "bl3085.glb",- "bl3085.step",- "bl3085.lbr",- "docs/hero.png",- "docs/bl3085-datasheet.pdf",- "viewers/symbol.html",- "viewers/footprint.html"- ],- "visibility": {- "public": true+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Unknown",+ "Package": "SOP-8",+ "Category": "Comm/UART",+ "Pins": "8" }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "bl3085"+ ],+ "discovery_pitch": "BL3085 (Unknown) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ },+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "bl3085.kicad_sym",+ "bl3085.kicad_mod",+ "bl3085.glb",+ "bl3085.step",+ "bl3085.lbr",+ "docs/hero.png",+ "docs/bl3085-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ] }