component
CH343G
Public Made by Adomby adom
WCH Jiangsu Qin Heng USB Converters, SOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+164−8@@ -1,13 +1,174 @@ {+ "schema_version": 1,+ "type": "component", "slug": "ch343g",+ "title": "CH343G",+ "brief": "WCH Jiangsu Qin Heng USB Converters, SOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "WCH Jiangsu Qin Heng USB Converters, SOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "interface", "ch343g" ],+ "component": {+ "mpn": "CH343G",+ "manufacturer": "WCH Jiangsu Qin Heng",+ "package": "SOP-16",+ "pin_count": 16,+ "category": "Interface",+ "subcategory": "USB Converters",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/60ab625effae247ff0bd8e1f7ad25257.pdf",+ "parts": {+ "symbol": "ch343g.kicad_sym",+ "footprint": "ch343g.kicad_mod",+ "model_3d": "ch343g.glb",+ "model_3d_step": "ch343g.step",+ "lbr": "ch343g.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Common ground reference; must connect to USB bus ground."+ },+ {+ "number": "2",+ "name": "TXD",+ "type": "output",+ "description": "UART serial data output. Idle state is high."+ },+ {+ "number": "3",+ "name": "RXD",+ "type": "input",+ "description": "UART serial data input with internal pull-up to VIO."+ },+ {+ "number": "4",+ "name": "V3",+ "type": "power_in",+ "description": "Internal 3.3V LDO output; also core and USB PHY supply. Requires ~0.1uF decoupling. When VDD5<3.6V, tie V3 to VDD5 and feed external 3.3V; when VDD5>3.6V, use only a decoupling capacitor."+ },+ {+ "number": "5",+ "name": "UD+",+ "type": "bidirectional",+ "description": "USB D+ data line, connects directly to USB bus. Do NOT add series resistor (internal PHY includes required pull-up)."+ },+ {+ "number": "6",+ "name": "UD-",+ "type": "bidirectional",+ "description": "USB D- data line, connects directly to USB bus. Do NOT add series resistor."+ },+ {+ "number": "7",+ "name": "VBUS",+ "type": "input",+ "description": "USB VBUS presence detect input with internal pull-down (controllable via MCR OUT1). Loss of VBUS triggers USB suspend/sleep."+ },+ {+ "number": "8",+ "name": "ACT#",+ "type": "output",+ "description": "USB configuration-complete status output, active low. High-Z (inactive) during USB suspend. Typically drives an activity LED via a current-limit resistor to VIO."+ },+ {+ "number": "9",+ "name": "DCD",+ "type": "input",+ "description": "MODEM handshake input: Data Carrier Detect, active low."+ },+ {+ "number": "10",+ "name": "DTR/TNOW",+ "type": "output",+ "description": "Default MODEM handshake output DTR (Data Terminal Ready, active low). If an external ~4.7k\u03a9 pull-down is detected at power-up, the pin auto-switches to TNOW (transmit-in-progress status, active high) for RS-485 half-duplex driver enable."+ },+ {+ "number": "11",+ "name": "RTS",+ "type": "output",+ "description": "MODEM handshake output: Request To Send, active low. Used by hardware auto flow control."+ },+ {+ "number": "12",+ "name": "DSR",+ "type": "input",+ "description": "MODEM handshake input: Data Set Ready, active low."+ },+ {+ "number": "13",+ "name": "CTS",+ "type": "input",+ "description": "MODEM handshake input: Clear To Send, active low. Used by hardware auto flow control."+ },+ {+ "number": "14",+ "name": "RI",+ "type": "input",+ "description": "MODEM handshake input: Ring Indicator, active low."+ },+ {+ "number": "15",+ "name": "VIO",+ "type": "power_in",+ "description": "I/O rail supply for UART and control pins. Accepts 1.8V-5V; should share supply with attached MCU/peripheral. Requires external decoupling capacitor. Does not back-feed VDD5/V3."+ },+ {+ "number": "16",+ "name": "VDD5",+ "type": "power_in",+ "description": "Positive supply input to the internal 3.3V LDO. Accepts 5V (typical, from USB VBUS) or 3.3V (when tied to V3). Absolute max 6.0V. Requires external decoupling capacitor."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/60ab625effae247ff0bd8e1f7ad25257.pdf",+ "pages": 8,+ "sha256": "656a3a7bd49d78a4",+ "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": "WCH Jiangsu Qin Heng",+ "Package": "SOP-16",+ "Category": "Interface",+ "Pins": "16"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ch343g"+ ],+ "discovery_pitch": "CH343G (WCH Jiangsu Qin Heng) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +186,5 @@ "docs/ch343g-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }