GL850G-HHY22

{
  "schema_version": 1,
  "type": "component",
  "slug": "gl850g-hhy22",
  "title": "GL850G-HHY22",
  "brief": "Genesys Logic USB Converters, SSOP-28-208mil. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "gl850g-hhy22"
  ],
  "component": {
    "mpn": "GL850G-HHY22",
    "manufacturer": "Genesys Logic",
    "package": "SSOP-28-208mil",
    "pin_count": 28,
    "category": "Interface",
    "subcategory": "USB Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8bd427ad99f44a6b8a994ca1da0bb774.pdf",
    "parts": {
      "symbol": "gl850g-hhy22.kicad_sym",
      "footprint": "gl850g-hhy22.kicad_mod",
      "model_3d": "gl850g-hhy22-etched.glb",
      "model_3d_plain": "gl850g-hhy22.glb",
      "model_3d_step": "gl850g-hhy22-etched.step",
      "model_3d_step_plain": "gl850g-hhy22.step",
      "lbr": "gl850g-hhy22.lbr"
    },
    "distributor_links": {
      "lcsc": "C136617"
    },
    "pins": [
      {
        "number": "1",
        "name": "AVDD",
        "type": "power_in",
        "description": "3.3 V analog power input for internal analog circuits (USB PHY, PLL)."
      },
      {
        "number": "2",
        "name": "DM2",
        "type": "bidirectional",
        "description": "USB 2.0 downstream port 2, D- differential data line."
      },
      {
        "number": "3",
        "name": "DP2",
        "type": "bidirectional",
        "description": "USB 2.0 downstream port 2, D+ differential data line."
      },
      {
        "number": "4",
        "name": "RREF",
        "type": "passive",
        "description": "USB PHY bias reference. Connect a 680 Ω resistor from RREF to AGND to set the USB transmitter bias current."
      },
      {
        "number": "5",
        "name": "AVDD",
        "type": "power_in",
        "description": "3.3 V analog power input for internal analog circuits."
      },
      {
        "number": "6",
        "name": "X1",
        "type": "input",
        "description": "12 MHz crystal input, or external 12/27/48 MHz clock input (only 12 MHz supported on SSOP-28; SEL48/SEL27 select pins are not brought out)."
      },
      {
        "number": "7",
        "name": "X2",
        "type": "output",
        "description": "12 MHz crystal output. Leave open if driving X1 from an external oscillator."
      },
      {
        "number": "8",
        "name": "DM3",
        "type": "bidirectional",
        "description": "USB 2.0 downstream port 3, D- differential data line."
      },
      {
        "number": "9",
        "name": "DP3",
        "type": "bidirectional",
        "description": "USB 2.0 downstream port 3, D+ differential data line."
      },
      {
        "number": "10",
        "name": "AVDD",
        "type": "power_in",
        "description": "3.3 V analog power input for internal analog circuits."
      },
      {
        "number": "11",
        "name": "DM4",
        "type": "bidirectional",
        "description": "USB 2.0 downstream port 4, D- differential data line."
      },
      {
        "number": "12",
        "name": "DP4",
        "type": "bidirectional",
        "description": "USB 2.0 downstream port 4, D+ differential data line."
      },
      {
        "number": "13",
        "name": "RESET#",
        "type": "input",
        "description": "Active-low external reset input, 5 V tolerant. Internally pulled high through ~10 kΩ. Drive low to reset the whole chip."
      },
      {
        "number": "14",
        "name": "TEST/SCL",
        "type": "bidirectional",
        "description": "Dual-function pin. TEST: 0 = normal operation (internal pull-down), 1 = test mode. In SSOP-28/QFN-28 it also serves as the I2C clock output for an external 24C02 EEPROM."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground return."
      },
      {
        "number": "16",
        "name": "DVDD",
        "type": "power_in",
        "description": "3.3 V digital power input for the digital core."
      },
      {
        "number": "17",
        "name": "PSELF",
        "type": "input",
        "description": "Self/bus power strap, 5 V tolerant. 0 = bus-powered hub, 1 = self-powered hub."
      },
      {
        "number": "18",
        "name": "PGANG",
        "type": "bidirectional",
        "description": "Gang/Individual power-management strap and status output. Default input at power-on reset; sampled during strapping (gang input = 1, individual input = 0), then switches to an output that is high in normal mode and low when the hub is suspended. SSOP-28 supports GANG mode only."
      },
      {
        "number": "19",
        "name": "OVCUR2#",
        "type": "input",
        "description": "Active-low over-current indicator for downstream ports 3-4 in GANG mode, 5 V tolerant. Flag asserts when OVCUR is low for more than 3 ms."
      },
      {
        "number": "20",
        "name": "PWREN2#",
        "type": "output",
        "description": "Active-low power-enable output for downstream ports 3-4 in GANG mode. *Power switch is not supported in the GL850G-22 version - this output is non-functional on GL850G-HHY22."
      },
      {
        "number": "21",
        "name": "OVCUR1#",
        "type": "input",
        "description": "Active-low over-current indicator for downstream ports 1-2 in GANG mode, 5 V tolerant. In GANG mode OVCUR1# is the only over-current flag used."
      },
      {
        "number": "22",
        "name": "PWREN1#",
        "type": "output",
        "description": "Active-low power-enable output for downstream ports 1-2 in GANG mode. In GANG mode PWREN1# is the only power-enable output used. *Power switch not supported in GL850G-22 version."
      },
      {
        "number": "23",
        "name": "V5",
        "type": "power_in",
        "description": "5 V power input to the on-chip 5 V→3.3 V regulator. Leave NC when using an external 3.3 V regulator."
      },
      {
        "number": "24",
        "name": "V33",
        "type": "power_out",
        "description": "5 V→3.3 V regulator output AND 3.3 V supply pin (SSOP-28/QFN-28). Bypass to ground; also drives AVDD/DVDD externally."
      },
      {
        "number": "25",
        "name": "DM0",
        "type": "bidirectional",
        "description": "USB 2.0 upstream (USPORT) port, D- differential data line."
      },
      {
        "number": "26",
        "name": "DP0",
        "type": "bidirectional",
        "description": "USB 2.0 upstream (USPORT) port, D+ differential data line."
      },
      {
        "number": "27",
        "name": "DM1",
        "type": "bidirectional",
        "description": "USB 2.0 downstream port 1, D- differential data line."
      },
      {
        "number": "28",
        "name": "DP1",
        "type": "bidirectional",
        "description": "USB 2.0 downstream port 1, D+ differential data line."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/8bd427ad99f44a6b8a994ca1da0bb774.pdf",
        "pages": 39,
        "sha256": "58ba9f67e305425f",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -3.5,
        -4.225
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SSOP-28_5.3x10.2mm_P0.65mm@sha256:bbb0d0449b996c0a",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "gl850g-hhy22.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.8,
          10.2,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "7aa76979ae41da44bded1ed74115012868f2f3f5a757faf32bb9df4f92c1e313",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gl850g-hhy22-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.8,
          10.2,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8555243a7ee75360ff7543792de9740cf922f8b286781d0c8c0395dfff24a139",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Genesys Logic",
      "Package": "SSOP-28-208mil",
      "Category": "Interface",
      "Pins": "28"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "gl850g-hhy22"
  ],
  "discovery_pitch": "GL850G-HHY22 (Genesys Logic) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "gl850g-hhy22.kicad_sym",
    "gl850g-hhy22.kicad_mod",
    "gl850g-hhy22.glb",
    "gl850g-hhy22.step",
    "gl850g-hhy22-etched.step",
    "gl850g-hhy22.lbr",
    "docs/hero.png",
    "docs/gl850g-hhy22-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "GL850G-HHY22HHYXX",
      "kind": "packaging"
    },
    {
      "mpn": "GL850G-HHY22MNYXX",
      "kind": "packaging"
    },
    {
      "mpn": "GL850G-HHY22OHYXX",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T21:03:34.403Z"
}