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CH376S
Public Made by Adomby adom
WCH Jiangsu Qin Heng USB Converters, SOP-28-300mil. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+236−8@@ -1,13 +1,246 @@ {+ "schema_version": 1,+ "type": "component", "slug": "ch376s",+ "title": "CH376S",+ "brief": "WCH Jiangsu Qin Heng USB Converters, SOP-28-300mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "WCH Jiangsu Qin Heng USB Converters, SOP-28-300mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "interface", "ch376s" ],+ "component": {+ "mpn": "CH376S",+ "manufacturer": "WCH Jiangsu Qin Heng",+ "package": "SOP-28-300mil",+ "pin_count": 28,+ "category": "Interface",+ "subcategory": "USB Converters",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403131103_WCH-Jiangsu-Qin-Heng-CH376S_C7464060.pdf",+ "parts": {+ "symbol": "ch376s.kicad_sym",+ "footprint": "ch376s.kicad_mod",+ "model_3d": "ch376s.glb",+ "model_3d_step": "ch376s.step",+ "lbr": "ch376s.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "INT#",+ "type": "output",+ "description": "Interrupt request output to the MCU, active low, with built-in pull-up resistor. Signals events such as USB connect/disconnect, command completion, or file-system status."+ },+ {+ "number": "2",+ "name": "RSTI",+ "type": "input",+ "description": "External hardware reset input, active low, with built-in pull-down resistor. Tie high or leave floating for normal operation; pull low to force a hardware reset."+ },+ {+ "number": "3",+ "name": "WR#",+ "type": "input",+ "description": "Write strobe input of the 8-bit passive parallel port, active low, with built-in pull-up resistor. Latches data on the D0-D7 bus into CH376 when PCS# is asserted."+ },+ {+ "number": "4",+ "name": "RD#",+ "type": "input",+ "description": "Read strobe input of the 8-bit passive parallel port, active low, with built-in pull-up resistor. Drives the D0-D7 bus with CH376 output data when PCS# is asserted."+ },+ {+ "number": "5",+ "name": "TXD",+ "type": "bidirectional",+ "description": "Dual-function pin: interface-mode selection input during power-on reset (with internal pull-up), then serial data output of the asynchronous UART after reset."+ },+ {+ "number": "6",+ "name": "RXD",+ "type": "input",+ "description": "Serial data input of the asynchronous UART, with built-in pull-up resistor. Idle-high; receives serial commands from the MCU at up to 3 Mbps."+ },+ {+ "number": "7",+ "name": "SD_DI",+ "type": "input",+ "description": "SD-card SPI host MISO input (data from SD card to CH376), with built-in pull-up resistor. Sampled by CH376 on the SD_CK edge."+ },+ {+ "number": "8",+ "name": "A0",+ "type": "input",+ "description": "Parallel-port address input with built-in pull-up resistor. A0=1 selects the command/status register, A0=0 selects the data register."+ },+ {+ "number": "9",+ "name": "V3",+ "type": "power_in",+ "description": "3.3 V core rail. Tie directly to VCC when powered from 3.3 V; add an external 0.01 uF decoupling capacitor when VCC is 5 V (built-in LDO supplies the core)."+ },+ {+ "number": "10",+ "name": "UD+",+ "type": "bidirectional",+ "description": "USB bus D+ data line. Connects directly to the USB connector D+ pin; no external series resistor is required."+ },+ {+ "number": "11",+ "name": "UD-",+ "type": "bidirectional",+ "description": "USB bus D- data line. Connects directly to the USB connector D- pin; no external series resistor is required."+ },+ {+ "number": "12",+ "name": "GND",+ "type": "power_in",+ "description": "Common ground reference. Must be tied to the USB bus ground and to the local system ground."+ },+ {+ "number": "13",+ "name": "XI",+ "type": "input",+ "description": "Crystal oscillator input. Connect an external 12 MHz crystal between XI and XO with the standard load capacitors to ground."+ },+ {+ "number": "14",+ "name": "XO",+ "type": "output",+ "description": "Inverted crystal oscillator output. Connect an external 12 MHz crystal between XI and XO with the standard load capacitors to ground."+ },+ {+ "number": "15",+ "name": "D0",+ "type": "bidirectional",+ "description": "Bit 0 of the 8-bit bidirectional parallel data bus, three-state, with built-in pull-up resistor. Driven by CH376 during reads and by the MCU during writes."+ },+ {+ "number": "16",+ "name": "D1",+ "type": "bidirectional",+ "description": "Bit 1 of the 8-bit bidirectional parallel data bus, three-state, with built-in pull-up resistor."+ },+ {+ "number": "17",+ "name": "D2",+ "type": "bidirectional",+ "description": "Bit 2 of the 8-bit bidirectional parallel data bus, three-state, with built-in pull-up resistor."+ },+ {+ "number": "18",+ "name": "SCS/D3",+ "type": "bidirectional",+ "description": "Muxed pin. In SPI slave mode: SPI chip-select input, active low, with built-in pull-up resistor. In parallel mode: bit 3 of the D0-D7 bus."+ },+ {+ "number": "19",+ "name": "BZ/D4",+ "type": "bidirectional",+ "description": "Muxed pin. In SPI slave mode: BZ busy-status output, active high, indicating CH376 is processing. In parallel mode: bit 4 of the D0-D7 bus."+ },+ {+ "number": "20",+ "name": "SCK/D5",+ "type": "bidirectional",+ "description": "Muxed pin. In SPI slave mode: SPI serial clock input, with built-in pull-up resistor. In parallel mode: bit 5 of the D0-D7 bus."+ },+ {+ "number": "21",+ "name": "SDI/D6",+ "type": "bidirectional",+ "description": "Muxed pin. In SPI slave mode: SPI MOSI serial data input, with built-in pull-up resistor. In parallel mode: bit 6 of the D0-D7 bus."+ },+ {+ "number": "22",+ "name": "SDO/D7",+ "type": "bidirectional",+ "description": "Muxed pin. In SPI slave mode: SPI MISO serial data output, three-state (may also serve as an interrupt output via CMD_SET_SDO_INT). In parallel mode: bit 7 of the D0-D7 bus."+ },+ {+ "number": "23",+ "name": "SD_CS",+ "type": "output",+ "description": "SD-card SPI host chip-select output, open-drain, active low, with built-in pull-up resistor. Drives the CS pin of the attached SD/MMC/TF card."+ },+ {+ "number": "24",+ "name": "ACT#",+ "type": "output",+ "description": "Open-drain status output, active low, with built-in pull-up resistor. Indicates USB-device connection in host mode, SD-card SPI transfer success in SD host mode, or completion of USB-device configuration in device mode with built-in firmware. Typically drives an activity LED."+ },+ {+ "number": "25",+ "name": "SD_DO/RST",+ "type": "output",+ "description": "Muxed pin. Before SD-card mode is entered: RST power-on reset output, active high, usable to reset the external MCU. After SD-card mode is entered: SD_DO SPI-host serial data output (MOSI) to the SD card."+ },+ {+ "number": "26",+ "name": "SD_CK",+ "type": "output",+ "description": "SD-card SPI host serial clock output. Drives the SCLK pin of the attached SD/MMC/TF card at up to 6 MHz."+ },+ {+ "number": "27",+ "name": "PCS#",+ "type": "input",+ "description": "Parallel-port chip-select input, active low, with built-in pull-up resistor. Enables the 8-bit passive parallel interface when asserted."+ },+ {+ "number": "28",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply input, nominally 5 V, 3.3 V, or 3 V. Requires an external 0.1 uF decoupling capacitor placed close to the pin."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403131103_WCH-Jiangsu-Qin-Heng-CH376S_C7464060.pdf",+ "pages": 34,+ "sha256": "a5b56270d8a36d93",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 28,+ "described": 28,+ "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-28-300mil",+ "Category": "Interface",+ "Pins": "28"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ch376s"+ ],+ "discovery_pitch": "CH376S (WCH Jiangsu Qin Heng) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +258,5 @@ "docs/ch376s-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }