main
Ray pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) 43ccb39 2mo ago
{
 "schema": "adom.pads/1",
 "slug": "74hc164pw",
 "footprint": "TSSOP-14_4.4x5mm_P0.65mm",
 "generated_from": {
  "footprint": "TSSOP-14_4.4x5mm_P0.65mm@sha256:e4bf82cea6d3b325",
  "pins": "page.json:component.pins",
  "overrides": null
 },
 "pin1": {
  "pad": "1",
  "at": [
   -2.8625,
   -1.95
  ],
  "corner": "top-left",
  "source": "silk-marker",
  "derived_from": "TSSOP-14_4.4x5mm_P0.65mm@sha256:e4bf82cea6d3b325"
 },
 "pad_count": 14,
 "symbol_pins": [
  "1",
  "10",
  "11",
  "12",
  "13",
  "14",
  "2",
  "3",
  "4",
  "5",
  "6",
  "7",
  "8",
  "9"
 ],
 "paste_apertures": 0,
 "issues": [],
 "pads": [
  {
   "pad": "1",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.8625,
    -1.95
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "1",
   "name": "DSA",
   "type": "input",
   "description": "Gated serial data input A. AND-combined with DSB to feed the first flip-flop; either input can serve as an active-HIGH enable for the other. Data must meet set-up/hold before the LOW-to-HIGH CP transition.",
   "is_pin1": true,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "2",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.8625,
    -1.3
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "2",
   "name": "DSB",
   "type": "input",
   "description": "Gated serial data input B. AND-combined with DSA to feed the first flip-flop; either input can serve as an active-HIGH enable for the other.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "3",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.8625,
    -0.65
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "3",
   "name": "Q0",
   "type": "output",
   "description": "Parallel data output, bit 0 (first stage of the shift register). CMOS push-pull output.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "4",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.8625,
    0.0
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "4",
   "name": "Q1",
   "type": "output",
   "description": "Parallel data output, bit 1. CMOS push-pull output.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "5",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.8625,
    0.65
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "5",
   "name": "Q2",
   "type": "output",
   "description": "Parallel data output, bit 2. CMOS push-pull output.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "6",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.8625,
    1.3
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "6",
   "name": "Q3",
   "type": "output",
   "description": "Parallel data output, bit 3. CMOS push-pull output.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "7",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    -2.8625,
    1.95
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "7",
   "name": "GND",
   "type": "power_in",
   "description": "Ground reference (0 V).",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "8",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.8625,
    1.95
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "8",
   "name": "CP",
   "type": "input",
   "description": "Clock input. Data is shifted on the LOW-to-HIGH edge (edge-triggered). Maximum frequency typically 78 MHz at Vcc=5 V.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "9",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.8625,
    1.3
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "9",
   "name": "MR",
   "type": "input",
   "description": "Master reset input, active LOW. Asynchronously clears the register and forces all Q outputs LOW, independent of CP.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "10",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.8625,
    0.65
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "10",
   "name": "Q4",
   "type": "output",
   "description": "Parallel data output, bit 4. CMOS push-pull output.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "11",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.8625,
    0.0
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "11",
   "name": "Q5",
   "type": "output",
   "description": "Parallel data output, bit 5. CMOS push-pull output.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "12",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.8625,
    -0.65
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "12",
   "name": "Q6",
   "type": "output",
   "description": "Parallel data output, bit 6. CMOS push-pull output.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "13",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.8625,
    -1.3
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "13",
   "name": "Q7",
   "type": "output",
   "description": "Parallel data output, bit 7 (last stage of the shift register). CMOS push-pull output.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  },
  {
   "pad": "14",
   "kind": "smd",
   "shape": "roundrect",
   "at": [
    2.8625,
    -1.95
   ],
   "rot": 0.0,
   "size": [
    1.475,
    0.4
   ],
   "layers": [
    "F.Cu",
    "F.Mask",
    "F.Paste"
   ],
   "thermal": false,
   "pin": "14",
   "name": "VCC",
   "type": "power_in",
   "description": "Positive supply voltage. 74HC164: 2.0 to 6.0 V (recommended). 74HCT164: 4.5 to 5.5 V.",
   "is_pin1": false,
   "source": {
    "geometry": "TSSOP-14_4.4x5mm_P0.65mm.kicad_mod",
    "meaning": "page.json:component.pins",
    "correspondence": "kicad: symbol pin number == pad name"
   }
  }
 ]
}