component
UM3483EESA
Public Made by Adomby adom
Union Semiconductor RS-485 / RS-422 ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+116−8@@ -1,13 +1,126 @@ {+ "schema_version": 1,+ "type": "component", "slug": "um3483eesa",+ "title": "UM3483EESA",+ "brief": "Union Semiconductor RS-485 / RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Union Semiconductor RS-485 / RS-422 ICs, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "interface", "um3483eesa" ],+ "component": {+ "mpn": "UM3483EESA",+ "manufacturer": "Union Semiconductor",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "Interface",+ "subcategory": "RS-485 / RS-422 ICs",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2111101130_Union-Semiconductor-UM3483EESA_C2916271.pdf",+ "parts": {+ "symbol": "um3483eesa.kicad_sym",+ "footprint": "um3483eesa.kicad_mod",+ "model_3d": "um3483eesa.glb",+ "model_3d_step": "um3483eesa.step",+ "lbr": "um3483eesa.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "RO",+ "type": "output",+ "description": "Receiver Output. CMOS logic-level output of the RS-485 receiver. VOH \u2265 VCC-1.5V at IOUT=-1.5mA; VOL \u2264 0.4V at IOUT=2.5mA. High-impedance when /RE is high; fail-safe high when inputs are open, shorted, or idle."+ },+ {+ "number": "2",+ "name": "/RE",+ "type": "input",+ "description": "Receiver Output Enable (active low). Drive low to enable the receiver output RO; drive high to place RO in high-impedance. Combined with DE=low, forces the device into low-power shutdown (ISHDN = 1\u00b5A)."+ },+ {+ "number": "3",+ "name": "DE",+ "type": "input",+ "description": "Driver Output Enable (active high). Drive high to enable the differential driver outputs A and B; drive low to place them in high-impedance. Combined with /RE=high, forces the device into low-power shutdown."+ },+ {+ "number": "4",+ "name": "DI",+ "type": "input",+ "description": "Driver Input. CMOS logic-level input to the RS-485 driver. VIH \u2265 2.0V, VIL \u2264 0.8V. Logic level on DI is transmitted differentially onto A/B when DE is high."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference (0V) for the device."+ },+ {+ "number": "6",+ "name": "A",+ "type": "bidirectional",+ "description": "Non-inverting differential RS-485 bus line. Driver output when DE=high, receiver input when /RE=low. Common-mode operating range -7V to +12V; \u00b115kV HBM / \u00b115kV IEC61000-4-2 air-gap / \u00b18kV IEC61000-4-2 contact ESD protected."+ },+ {+ "number": "7",+ "name": "B",+ "type": "bidirectional",+ "description": "Inverting differential RS-485 bus line. Driver output when DE=high, receiver input when /RE=low. Common-mode operating range -7V to +12V; \u00b115kV HBM / \u00b115kV IEC61000-4-2 air-gap / \u00b18kV IEC61000-4-2 contact ESD protected."+ },+ {+ "number": "8",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply, +3V to +5.5V operating range (+7V absolute max). Typical operating supply current 300\u00b5A (no load). Bypass with a local decoupling capacitor to GND."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2111101130_Union-Semiconductor-UM3483EESA_C2916271.pdf",+ "pages": 18,+ "sha256": "b365bb8b2878eac1",+ "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": "Union Semiconductor",+ "Package": "SOP-8",+ "Category": "Interface",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "um3483eesa"+ ],+ "discovery_pitch": "UM3483EESA (Union Semiconductor) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/um3483eesa-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }