component
CMT83085
Public Made by Adomby adom
HopeRF Micro electronics Isolated RS-485/422 Transceivers, SOIC-16-300mil. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+165−8@@ -1,13 +1,175 @@ {+ "schema_version": 1,+ "type": "component", "slug": "cmt83085",+ "title": "CMT83085",+ "brief": "HopeRF Micro electronics Isolated RS-485/422 Transceivers, SOIC-16-300mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "HopeRF Micro electronics Isolated RS-485/422 Transceivers, SOIC-16-300mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "signal isolation devices", "cmt83085" ],+ "component": {+ "mpn": "CMT83085",+ "manufacturer": "HopeRF Micro electronics",+ "package": "SOIC-16-300mil",+ "pin_count": 16,+ "category": "Signal Isolation Devices",+ "subcategory": "Isolated RS-485/422 Transceivers",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604430429135126528",+ "parts": {+ "symbol": "cmt83085.kicad_sym",+ "footprint": "cmt83085.kicad_mod",+ "model_3d": "cmt83085.glb",+ "model_3d_step": "cmt83085.step",+ "lbr": "cmt83085.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "VDD1",+ "type": "power_in",+ "description": "Isolation side 1 (logic side) supply voltage. Operating range 2.5V to 5.5V. Requires a 0.1\u00b5F bypass capacitor to GND1 placed as close to the pin as possible."+ },+ {+ "number": "2",+ "name": "GND1",+ "type": "power_in",+ "description": "Isolation side 1 ground reference. Must be tied together with pins 7 and 8."+ },+ {+ "number": "3",+ "name": "R",+ "type": "output",+ "description": "Receiver output. Digital output on the logic side that reflects the RS-485 bus differential input (A-B). Drives the host UART RX line."+ },+ {+ "number": "4",+ "name": "/RE",+ "type": "input",+ "description": "Receiver enable input, active low. When low, the receiver output R is enabled; when high, R is high-impedance. Has an internal pull-up (IPU \u2264 10\u00b5A)."+ },+ {+ "number": "5",+ "name": "DE",+ "type": "input",+ "description": "Driver enable input, active high. When high, the driver outputs A/B are enabled; when low, A/B are high-impedance. Has an internal pull-down (IPD \u2248 -10\u00b5A)."+ },+ {+ "number": "6",+ "name": "D",+ "type": "input",+ "description": "Driver transmit data input. Digital input on the logic side from the host UART TX line; drives the RS-485 bus outputs A/B when DE is high. Has internal pull-up (IPU \u2264 10\u00b5A)."+ },+ {+ "number": "7",+ "name": "GND1",+ "type": "power_in",+ "description": "Isolation side 1 ground reference (tied internally/externally to pin 2)."+ },+ {+ "number": "8",+ "name": "GND1",+ "type": "power_in",+ "description": "Isolation side 1 ground reference (tied internally/externally to pin 2)."+ },+ {+ "number": "9",+ "name": "GND2",+ "type": "power_in",+ "description": "Isolation side 2 (bus side) ground reference. Isolated from GND1 by the on-die isolation barrier."+ },+ {+ "number": "10",+ "name": "GND2",+ "type": "power_in",+ "description": "Isolation side 2 ground reference (tied together with pins 9 and 15)."+ },+ {+ "number": "11",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect. Leave floating or tie to GND2 for board layout convenience."+ },+ {+ "number": "12",+ "name": "A",+ "type": "bidirectional",+ "description": "RS-485 bus non-inverting driver output / receiver input. When the driver is disabled or VDD1/VDD2 loses power, A enters a high-impedance state to avoid loading the bus. Absolute-max bus voltage range -7V to +12V."+ },+ {+ "number": "13",+ "name": "B",+ "type": "bidirectional",+ "description": "RS-485 bus inverting driver output / receiver input. When the driver is disabled or VDD1/VDD2 loses power, B enters a high-impedance state to avoid loading the bus. Absolute-max bus voltage range -7V to +12V."+ },+ {+ "number": "14",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect. Leave floating or tie to GND2 for board layout convenience."+ },+ {+ "number": "15",+ "name": "GND2",+ "type": "power_in",+ "description": "Isolation side 2 ground reference (tied together with pins 9 and 10)."+ },+ {+ "number": "16",+ "name": "VDD2",+ "type": "power_in",+ "description": "Isolation side 2 (RS-485 bus side) supply voltage. Operating range 3.0V to 5.5V. Requires a 10\u00b5F bypass capacitor to GND2 placed as close to the pin as possible."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604430429135126528",+ "pages": 22,+ "sha256": "eba3fab9dcb0563f",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "HopeRF Micro electronics",+ "Package": "SOIC-16-300mil",+ "Category": "Signal Isolation Devices",+ "Pins": "16"+ }+ },+ "variants": [],+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "cmt83085"+ ],+ "discovery_pitch": "CMT83085 (HopeRF Micro electronics) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +187,5 @@ "docs/cmt83085-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }