component
74HC164PW
Public Made by Adomby adom
Nexperia Shifting Register, TSSOP-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left)
2 files changed
+447−1
package.json+2−1@@ -24,6 +24,7 @@ "docs/hero.png", "docs/74hc164pw-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json" ] }
pads.jsonadded+445@@ -0,0 +1,445 @@+{+ "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,+ "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"+ }+ }+ ]+}