GL850G-HHY22

{
 "schema": "adom.pads/1",
 "slug": "gl850g-hhy22",
 "footprint": "SSOP-28_5.3x10.2mm_P0.65mm",
 "generated_from": {
  "footprint": "SSOP-28_5.3x10.2mm_P0.65mm@sha256:bbb0d0449b996c0a",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "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"
 },
 "pad_count": 28,
 "symbol_pins": [
  "1",
  "10",
  "11",
  "12",
  "13",
  "14",
  "15",
  "16",
  "17",
  "18",
  "19",
  "2",
  "20",
  "21",
  "22",
  "23",
  "24",
  "25",
  "26",
  "27",
  "28",
  "3",
  "4",
  "5",
  "6",
  "7",
  "8",
  "9"
 ],
 "paste_apertures": 0,
 "issues": [],
 "pads": [
  {
   "pad": "1",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    -4.225
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "1",
   "name": "AVDD",
   "type": "power_in",
   "description": "3.3 V analog power input for internal analog circuits (USB PHY, PLL).",
   "is_pin1": true,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "2",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    -3.575
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "2",
   "name": "DM2",
   "type": "bidirectional",
   "description": "USB 2.0 downstream port 2, D- differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "3",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    -2.925
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "3",
   "name": "DP2",
   "type": "bidirectional",
   "description": "USB 2.0 downstream port 2, D+ differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "4",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    -2.275
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "5",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    -1.625
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "5",
   "name": "AVDD",
   "type": "power_in",
   "description": "3.3 V analog power input for internal analog circuits.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "6",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    -0.975
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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).",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "7",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    -0.325
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "7",
   "name": "X2",
   "type": "output",
   "description": "12 MHz crystal output. Leave open if driving X1 from an external oscillator.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "8",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    0.325
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "8",
   "name": "DM3",
   "type": "bidirectional",
   "description": "USB 2.0 downstream port 3, D- differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "9",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    0.975
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "9",
   "name": "DP3",
   "type": "bidirectional",
   "description": "USB 2.0 downstream port 3, D+ differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "10",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    1.625
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "10",
   "name": "AVDD",
   "type": "power_in",
   "description": "3.3 V analog power input for internal analog circuits.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "11",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    2.275
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "11",
   "name": "DM4",
   "type": "bidirectional",
   "description": "USB 2.0 downstream port 4, D- differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "12",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    2.925
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "12",
   "name": "DP4",
   "type": "bidirectional",
   "description": "USB 2.0 downstream port 4, D+ differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "13",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    3.575
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "14",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -3.5,
    4.225
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "15",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    4.225
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "15",
   "name": "GND",
   "type": "power_in",
   "description": "Common ground return.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "16",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    3.575
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "16",
   "name": "DVDD",
   "type": "power_in",
   "description": "3.3 V digital power input for the digital core.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "17",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    2.925
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "17",
   "name": "PSELF",
   "type": "input",
   "description": "Self/bus power strap, 5 V tolerant. 0 = bus-powered hub, 1 = self-powered hub.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "18",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    2.275
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "19",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    1.625
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "20",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    0.975
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "21",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    0.325
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "22",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    -0.325
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "23",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    -0.975
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "24",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    -1.625
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "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.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "25",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    -2.275
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "25",
   "name": "DM0",
   "type": "bidirectional",
   "description": "USB 2.0 upstream (USPORT) port, D- differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "26",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    -2.925
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "26",
   "name": "DP0",
   "type": "bidirectional",
   "description": "USB 2.0 upstream (USPORT) port, D+ differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "27",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    -3.575
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "27",
   "name": "DM1",
   "type": "bidirectional",
   "description": "USB 2.0 downstream port 1, D- differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "28",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    3.5,
    -4.225
   ],
   "rot": 0.0,
   "size": [
    1.9,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "28",
   "name": "DP1",
   "type": "bidirectional",
   "description": "USB 2.0 downstream port 1, D+ differential data line.",
   "is_pin1": false,
   "source": {
    "geometry": "SSOP-28_5.3x10.2mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}