component
LAN7850T-I
Public Made by Adomby adom
Microchip Tech Ethernet Controllers, QFN-56-EP(8x8). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+420−8@@ -1,13 +1,430 @@ {+ "schema_version": 1,+ "type": "component", "slug": "lan7850t-i",+ "title": "LAN7850T-I",+ "brief": "Microchip Tech Ethernet Controllers, QFN-56-EP(8x8). Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Microchip Tech Ethernet Controllers, QFN-56-EP(8x8). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "interface", "lan7850t-i" ],+ "component": {+ "mpn": "LAN7850T-I",+ "manufacturer": "Microchip Tech",+ "package": "QFN-56-EP(8x8)",+ "pin_count": 57,+ "category": "Interface",+ "subcategory": "Ethernet Controllers",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884172920262656",+ "parts": {+ "symbol": "lan7850t-i.kicad_sym",+ "footprint": "lan7850t-i.kicad_mod",+ "model_3d": "lan7850t-i.glb",+ "model_3d_step": "lan7850t-i.step",+ "lbr": "lan7850t-i.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "TR0P",+ "type": "bidirectional",+ "description": "Gigabit Ethernet transmit/receive positive channel 0 (AIO)."+ },+ {+ "number": "2",+ "name": "TR0N",+ "type": "bidirectional",+ "description": "Gigabit Ethernet transmit/receive negative channel 0 (AIO)."+ },+ {+ "number": "3",+ "name": "VDD25A",+ "type": "power_in",+ "description": "+2.5V analog supply input for Gigabit Ethernet PHY."+ },+ {+ "number": "4",+ "name": "TR1P",+ "type": "bidirectional",+ "description": "Gigabit Ethernet transmit/receive positive channel 1 (AIO)."+ },+ {+ "number": "5",+ "name": "TR1N",+ "type": "bidirectional",+ "description": "Gigabit Ethernet transmit/receive negative channel 1 (AIO)."+ },+ {+ "number": "6",+ "name": "VDD25A",+ "type": "power_in",+ "description": "+2.5V analog supply input for Gigabit Ethernet PHY."+ },+ {+ "number": "7",+ "name": "TR2P",+ "type": "bidirectional",+ "description": "Gigabit Ethernet transmit/receive positive channel 2 (AIO)."+ },+ {+ "number": "8",+ "name": "TR2N",+ "type": "bidirectional",+ "description": "Gigabit Ethernet transmit/receive negative channel 2 (AIO)."+ },+ {+ "number": "9",+ "name": "VDD25A",+ "type": "power_in",+ "description": "+2.5V analog supply input for Gigabit Ethernet PHY."+ },+ {+ "number": "10",+ "name": "TR3P",+ "type": "bidirectional",+ "description": "Gigabit Ethernet transmit/receive positive channel 3 (AIO)."+ },+ {+ "number": "11",+ "name": "TR3N",+ "type": "bidirectional",+ "description": "Gigabit Ethernet transmit/receive negative channel 3 (AIO)."+ },+ {+ "number": "12",+ "name": "VDD25A",+ "type": "power_in",+ "description": "+2.5V analog supply input for Gigabit Ethernet PHY."+ },+ {+ "number": "13",+ "name": "VDDVARIO",+ "type": "power_in",+ "description": "+1.8V to +3.3V variable I/O supply."+ },+ {+ "number": "14",+ "name": "TDI",+ "type": "input",+ "description": "JTAG test data input (VIS buffer)."+ },+ {+ "number": "15",+ "name": "TDO",+ "type": "output",+ "description": "JTAG test data output (O12 buffer)."+ },+ {+ "number": "16",+ "name": "TCK/GPIO0",+ "type": "bidirectional",+ "description": "JTAG test clock, alternate function GPIO0. Max clock is half the system clock."+ },+ {+ "number": "17",+ "name": "TMS",+ "type": "input",+ "description": "JTAG test mode select (VIS buffer)."+ },+ {+ "number": "18",+ "name": "VDD12_SW_OUT",+ "type": "power_out",+ "description": "+1.2V output voltage from integrated switching regulator."+ },+ {+ "number": "19",+ "name": "VDD_SW_IN",+ "type": "power_in",+ "description": "+3.3V input voltage for the integrated switching regulator."+ },+ {+ "number": "20",+ "name": "VDD12_SW_FB",+ "type": "passive",+ "description": "Feedback pin for integrated switching regulator. Tie to VDD_SW_IN to disable the switcher."+ },+ {+ "number": "21",+ "name": "EECS/GPIO1",+ "type": "output",+ "description": "External EEPROM chip select output (O12). Alternate function GPIO1."+ },+ {+ "number": "22",+ "name": "EEDI/GPIO2",+ "type": "input",+ "description": "External EEPROM data input (driven by EEPROM DO). Alternate function GPIO2."+ },+ {+ "number": "23",+ "name": "EEDO/GPIO3",+ "type": "output",+ "description": "External EEPROM data output driving EEPROM DI (O12). Alternate function GPIO3."+ },+ {+ "number": "24",+ "name": "EECLK/GPIO4",+ "type": "output",+ "description": "External EEPROM clock output (O12). Alternate function GPIO4."+ },+ {+ "number": "25",+ "name": "VDDVARIO",+ "type": "power_in",+ "description": "+1.8V to +3.3V variable I/O supply."+ },+ {+ "number": "26",+ "name": "VDD12CORE",+ "type": "power_in",+ "description": "+1.2V digital core power supply input."+ },+ {+ "number": "27",+ "name": "VBUS_DET",+ "type": "input",+ "description": "Detects state of upstream USB bus power (VIS with pull-down). For bus-powered operation tie to VDD33A."+ },+ {+ "number": "28",+ "name": "SUSPEND_N/GPIO5",+ "type": "output",+ "description": "Asserted when device is in a suspend state (O12). May control an external switcher. Alternate function GPIO5."+ },+ {+ "number": "29",+ "name": "CONNECT/GPIO6",+ "type": "output",+ "description": "USB CONNECT output - asserts when device is attempting to attach to USB host (O12). Alternate function GPIO6."+ },+ {+ "number": "30",+ "name": "HSIC_SEL",+ "type": "input",+ "description": "HSIC select: tie to VDD to enable HSIC interface, otherwise USB 2.0 interface is enabled. Static signal, do not change at runtime."+ },+ {+ "number": "31",+ "name": "LED0/GPIO7",+ "type": "output",+ "description": "Indicator LED0 (OD12), configurable for link/activity/duplex/collision. Alternate function GPIO7."+ },+ {+ "number": "32",+ "name": "PME_MODE/GPIO8",+ "type": "input",+ "description": "PME mode selection input when PME mode is active (VIS). Alternate function GPIO8."+ },+ {+ "number": "33",+ "name": "VDD12A",+ "type": "power_in",+ "description": "+1.2V analog supply input for USB PLL/AFE."+ },+ {+ "number": "34",+ "name": "VDD12HSIC",+ "type": "power_in",+ "description": "+1.2V HSIC power supply input."+ },+ {+ "number": "35",+ "name": "STROBE",+ "type": "bidirectional",+ "description": "HSIC bi-directional data strobe signal per HSIC Electrical Specification."+ },+ {+ "number": "36",+ "name": "USB_DP",+ "type": "bidirectional",+ "description": "Hi-Speed USB 2.0 D+ data line (AIO)."+ },+ {+ "number": "37",+ "name": "USB_DM",+ "type": "bidirectional",+ "description": "Hi-Speed USB 2.0 D- data line (AIO)."+ },+ {+ "number": "38",+ "name": "DATA",+ "type": "bidirectional",+ "description": "HSIC bi-directional DDR data signal, synchronous to STROBE."+ },+ {+ "number": "39",+ "name": "PME_N",+ "type": "output",+ "description": "Active-low PME signal output (O8/OD8), asserted during PME operation."+ },+ {+ "number": "40",+ "name": "TEST",+ "type": "input",+ "description": "Test pin, for internal purposes only. Must be tied to ground for proper operation."+ },+ {+ "number": "41",+ "name": "RESET_N/PME_CLEAR",+ "type": "input",+ "description": "Active-low system reset (VIS). Also serves as PME clear input when PME mode is active. Pull up to VDD if unused."+ },+ {+ "number": "42",+ "name": "VDDVARIO",+ "type": "power_in",+ "description": "+1.8V to +3.3V variable I/O supply."+ },+ {+ "number": "43",+ "name": "USBRBIAS",+ "type": "passive",+ "description": "USB HS bias reference. Connect to external 12k\u03a9 1.0% resistor to ground to set HS transmit current and on-chip termination."+ },+ {+ "number": "44",+ "name": "VDD33A",+ "type": "power_in",+ "description": "+3.3V analog supply for USB 2.0 AFE."+ },+ {+ "number": "45",+ "name": "VDDVARIO",+ "type": "power_in",+ "description": "+1.8V to +3.3V variable I/O supply."+ },+ {+ "number": "46",+ "name": "XI",+ "type": "input",+ "description": "External 25 MHz crystal input. May also be driven by a single-ended clock oscillator (leave XO open)."+ },+ {+ "number": "47",+ "name": "XO",+ "type": "output",+ "description": "External 25 MHz crystal output. Leave unconnected if XI is driven by an external oscillator."+ },+ {+ "number": "48",+ "name": "VDD12CORE",+ "type": "power_in",+ "description": "+1.2V digital core power supply input."+ },+ {+ "number": "49",+ "name": "LED1/GPIO9",+ "type": "output",+ "description": "Indicator LED1 (OD12), configurable for link/activity/duplex/collision. Alternate function GPIO9."+ },+ {+ "number": "50",+ "name": "LED2/GPIO10",+ "type": "output",+ "description": "Indicator LED2 (OD12), configurable for link/activity/duplex/collision. Alternate function GPIO10."+ },+ {+ "number": "51",+ "name": "LED3/GPIO11",+ "type": "output",+ "description": "Indicator LED3 (OD12), configurable for link/activity/duplex/collision. Alternate function GPIO11."+ },+ {+ "number": "52",+ "name": "VDD12A",+ "type": "power_in",+ "description": "+1.2V analog supply input for USB PLL/AFE."+ },+ {+ "number": "53",+ "name": "VDD25_REG_OUT",+ "type": "power_out",+ "description": "+2.5V output from integrated LDO used to supply Gigabit Ethernet PHY AFE."+ },+ {+ "number": "54",+ "name": "VDD33_REG_IN",+ "type": "power_in",+ "description": "+3.3V input supply to integrated LDO."+ },+ {+ "number": "55",+ "name": "REF_REXT",+ "type": "passive",+ "description": "External PHY reference resistor. Connect to external 2k\u03a9 1.0% resistor to ground."+ },+ {+ "number": "56",+ "name": "REF_FILT",+ "type": "passive",+ "description": "External PHY reference filter. Connect to external 1\u00b5F capacitor to ground."+ },+ {+ "number": "57",+ "name": "VSS",+ "type": "power_in",+ "description": "Exposed thermal pad. Common ground; must be connected to ground for proper operation and thermal performance."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884172920262656",+ "pages": 277,+ "sha256": "41b2cc2942c4219b",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 57,+ "described": 57,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Microchip Tech",+ "Package": "QFN-56-EP(8x8)",+ "Category": "Interface",+ "Pins": "57"+ }+ },+ "variants": [+ {+ "mpn": "LAN7850T-I",+ "kind": "packaging"+ },+ {+ "mpn": "LAN7850T-I/YZX",+ "kind": "packaging"+ }+ ],+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "lan7850t-i"+ ],+ "discovery_pitch": "LAN7850T-I (Microchip Tech) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +442,5 @@ "docs/lan7850t-i-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }