component
UM3488EESA
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": "um3488eesa",+ "title": "UM3488EESA",+ "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", "comm-uart", "um3488eesa" ],+ "component": {+ "mpn": "UM3488EESA",+ "manufacturer": "Union Semiconductor",+ "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/2203221830_Union-Semiconductor-UM3488EESA_C2983278.pdf",+ "parts": {+ "symbol": "um3488eesa.kicad_sym",+ "footprint": "um3488eesa.kicad_mod",+ "model_3d": "um3488eesa.glb",+ "model_3d_step": "um3488eesa.step",+ "lbr": "um3488eesa.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply input. Operating range 3.135V \u2264 VCC \u2264 3.465V (nominal +3.3V \u00b15%). Absolute maximum +7V. Typical quiescent current 180\u00b5A."+ },+ {+ "number": "2",+ "name": "RO",+ "type": "output",+ "description": "Receiver output. RO is high when the receiver differential input A\u2212B \u2265 \u221250mV, and low when A\u2212B \u2264 \u2212200mV. CMOS-level output; VOH \u2265 VCC\u22120.4V at IO=\u22124mA, VOL \u2264 0.4V at IO=4mA."+ },+ {+ "number": "3",+ "name": "DI",+ "type": "input",+ "description": "Driver input. A logic low on DI forces the non-inverting output (Y) low and the inverting output (Z) high; a logic high on DI drives Y high and Z low. VIH \u2265 2.0V, VIL \u2264 0.8V, ~100mV input hysteresis."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground reference. All voltages are referred to this pin unless otherwise noted."+ },+ {+ "number": "5",+ "name": "Y",+ "type": "output",+ "description": "Non-inverting differential driver output (RS-422). Driven high or low relative to Z per DI state, always enabled on UM3488 (no DE pin). \u00b115kV HBM ESD protected; short-circuit current \u00b1250mA."+ },+ {+ "number": "6",+ "name": "Z",+ "type": "output",+ "description": "Inverting differential driver output (RS-422), complementary to Y. Always enabled on UM3488. \u00b115kV HBM ESD protected; short-circuit current \u00b1250mA."+ },+ {+ "number": "7",+ "name": "B",+ "type": "input",+ "description": "Inverting differential receiver input (RS-422). Together with A forms the receiver differential pair; VTH typ \u2212125mV. Fail-safe guarantees RO=high if the bus is open, shorted, or terminated with no active driver. 1/8-unit-load input (RIN \u2265 96k\u03a9) allowing 256 transceivers on the bus."+ },+ {+ "number": "8",+ "name": "A",+ "type": "input",+ "description": "Non-inverting differential receiver input (RS-422). Together with B forms the receiver differential pair. Common-mode range \u22127V to +12V; \u00b115kV HBM ESD protected; 1/8-unit-load (RIN \u2265 96k\u03a9)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2203221830_Union-Semiconductor-UM3488EESA_C2983278.pdf",+ "pages": 17,+ "sha256": "64342b95d538e6d2",+ "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": "Comm/UART",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "um3488eesa"+ ],+ "discovery_pitch": "UM3488EESA (Union Semiconductor) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/um3488eesa-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }