component
BL3085A
Public Made by Adomby adom
BL Shanghai Belling RS-485 / RS-422 ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+116−8@@ -1,13 +1,126 @@ {+ "schema_version": 1,+ "type": "component", "slug": "bl3085a",+ "title": "BL3085A",+ "brief": "BL Shanghai Belling BL3085A H RS-485 / RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "BL Shanghai Belling BL3085A H RS-485 / RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "interface", "bl3085a" ],+ "component": {+ "mpn": "BL3085A",+ "manufacturer": "BL Shanghai Belling BL3085A H",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "Interface",+ "subcategory": "RS-485 / RS-422 ICs",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/992ac6d51295381c321ebd0b3382a5bf.pdf",+ "parts": {+ "symbol": "bl3085a.kicad_sym",+ "footprint": "bl3085a.kicad_mod",+ "model_3d": "bl3085a.glb",+ "model_3d_step": "bl3085a.step",+ "lbr": "bl3085a.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "RO",+ "type": "output",+ "description": "Receiver Output. CMOS output driven from the differential A/B receiver comparator. High-Z when the receiver is disabled (/RE=1). VOH >= 4.0V at IO=8mA (5V), VOL <= 0.4V at IO=8mA."+ },+ {+ "number": "2",+ "name": "/RE",+ "type": "input",+ "description": "Receiver Output Enable (active low). /RE=0 enables the receiver; /RE=1 disables (RO High-Z). With /RE=1 and DE=0 the device enters shutdown mode (ICC <= 10 uA)."+ },+ {+ "number": "3",+ "name": "DE",+ "type": "input",+ "description": "Driver Output Enable (active high). DE=1 enables the differential driver on A/B; DE=0 places A/B in High-Z. With /RE=1 and DE=0 the device enters shutdown mode."+ },+ {+ "number": "4",+ "name": "DI",+ "type": "input",+ "description": "Driver Input. CMOS logic input driving the differential A/B outputs when DE=1 (DI=1 -> A=high, B=low). Input hysteresis typ. 100 mV; VIH >= 2.0V, VIL <= 0.8V."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for the device. All voltages are referred to this pin."+ },+ {+ "number": "6",+ "name": "A",+ "type": "bidirectional",+ "description": "Non-inverting receiver input and non-inverting driver output (RS-485 bus line A). Withstands +/-13V bus voltage; receiver input resistance >= 96 kOhm (1/8 unit load). Differential threshold VTH between -200 mV and -50 mV."+ },+ {+ "number": "7",+ "name": "B",+ "type": "bidirectional",+ "description": "Inverting receiver input and inverting driver output (RS-485 bus line B). Withstands +/-13V bus voltage; +/-15 kV IEC 61000-4-2 contact ESD protection."+ },+ {+ "number": "8",+ "name": "VCC",+ "type": "power_in",+ "description": "Power supply input. Operating range +3.0V to +3.6V (3.3V option) or +4.5V to +5.5V (5V option); absolute max +7V. Typical ICC ~350 uA (5V) / ~270 uA (3.3V), shutdown ICC <= 10 uA. Bypass with 0.1 uF to GND."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/992ac6d51295381c321ebd0b3382a5bf.pdf",+ "pages": 11,+ "sha256": "c911764fb5bb997a",+ "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": "BL Shanghai Belling BL3085A H",+ "Package": "SOP-8",+ "Category": "Interface",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "bl3085a"+ ],+ "discovery_pitch": "BL3085A (BL Shanghai Belling BL3085A H) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/bl3085a-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }