SP3243EUEA-L

{
 "schema": "adom.pads/1",
 "slug": "sp3243euea-l",
 "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": "C2+",
   "type": "passive",
   "description": "Positive terminal of the inverting charge-pump flying capacitor (C2 = 0.1µF between C2+ and C2-).",
   "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": "C2-",
   "type": "passive",
   "description": "Negative terminal of the inverting charge-pump flying capacitor.",
   "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": "V-",
   "type": "power_out",
   "description": "Regulated -5.5V output generated by the internal charge pump. Bypass with a 0.1µF capacitor to GND.",
   "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": "R1IN",
   "type": "input",
   "description": "RS-232 receiver 1 input (±25V tolerant). Internally pulled to GND through ~5kΩ. Accepts RS-232 line levels and produces a TTL/CMOS level on R1OUT.",
   "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": "R2IN",
   "type": "input",
   "description": "RS-232 receiver 2 input. Complementary always-active receiver - its /R2OUT stays alert during shutdown to monitor an external device (e.g. modem Ring Indicate).",
   "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": "R3IN",
   "type": "input",
   "description": "RS-232 receiver 3 input (±25V tolerant, ~5kΩ to GND).",
   "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": "R4IN",
   "type": "input",
   "description": "RS-232 receiver 4 input (±25V tolerant, ~5kΩ to GND).",
   "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": "R5IN",
   "type": "input",
   "description": "RS-232 receiver 5 input (±25V tolerant, ~5kΩ to GND).",
   "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": "T1OUT",
   "type": "output",
   "description": "RS-232 driver 1 output - ±5V-class RS-232 line driver output, slew-rate limited. High-impedance in shutdown.",
   "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": "T2OUT",
   "type": "output",
   "description": "RS-232 driver 2 output.",
   "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": "T3OUT",
   "type": "output",
   "description": "RS-232 driver 3 output.",
   "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": "T3IN",
   "type": "input",
   "description": "TTL/CMOS driver 3 input.",
   "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": "T2IN",
   "type": "input",
   "description": "TTL/CMOS driver 2 input.",
   "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": "T1IN",
   "type": "input",
   "description": "TTL/CMOS driver 1 input.",
   "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": "R5OUT",
   "type": "output",
   "description": "TTL/CMOS receiver 5 output. High-impedance in shutdown.",
   "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": "R4OUT",
   "type": "output",
   "description": "TTL/CMOS receiver 4 output.",
   "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": "R3OUT",
   "type": "output",
   "description": "TTL/CMOS receiver 3 output.",
   "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": "R2OUT",
   "type": "output",
   "description": "TTL/CMOS receiver 2 output (main, tri-stated in shutdown).",
   "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": "R1OUT",
   "type": "output",
   "description": "TTL/CMOS receiver 1 output. High-impedance in shutdown.",
   "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": "/R2OUT",
   "type": "output",
   "description": "Non-inverting complementary R2 output that remains active in shutdown - used to monitor an external device (e.g. modem Ring Indicate) while the transceiver is powered down.",
   "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": "/STATUS",
   "type": "output",
   "description": "TTL/CMOS status output indicating online and shutdown state of the transceiver. Drives a microprocessor supervisory circuit.",
   "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": "/SHUTDOWN",
   "type": "input",
   "description": "Active-low shutdown input. Logic LOW disables drivers and charge pump (Icc drops to <1µA); overrides AUTO ON-LINE and /ONLINE. Tie to VCC for normal operation.",
   "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": "/ONLINE",
   "type": "input",
   "description": "Active-low ONLINE input. Logic HIGH overrides AUTO ON-LINE circuitry and keeps the drivers active (with /SHUTDOWN also HIGH). Logic LOW re-enables AUTO ON-LINE operation.",
   "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": "C1-",
   "type": "passive",
   "description": "Negative terminal of the voltage-doubler charge-pump flying capacitor (C1 = 0.1µF between C1+ and C1-).",
   "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": "GND",
   "type": "power_in",
   "description": "Device ground reference.",
   "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": "VCC",
   "type": "power_in",
   "description": "Positive supply, +3.0V to +5.5V. Bypass with 0.1µF to GND.",
   "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": "V+",
   "type": "power_out",
   "description": "Regulated +5.5V output generated by the internal charge pump. Bypass with a 0.1µF capacitor to GND.",
   "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": "C1+",
   "type": "passive",
   "description": "Positive terminal of the voltage-doubler charge-pump flying capacitor.",
   "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"
   }
  }
 ]
}