component
LMC555CMMX
Public Made by Adomby adom
Texas Instruments Timers / Clock Oscillators, VSSOP-8-0.65mm. 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)
5 files changed
+290−3
lmc555cmmx.lbr+1−1@@ -66,7 +66,7 @@ <wire x1="1.2600" y1="-1.1850" x2="-1.2600" y2="-1.1850" width="0.1200" layer="21"/> <text x="0" y="1.975" size="1.27" layer="25" align="bottom-center">>NAME</text> <text x="0" y="-1.975" size="1.27" layer="27" align="top-center">>VALUE</text>-</package>+<!--adom-pin1--><polygon width="0.0500" layer="21"><vertex x="-1.4000" y="1.1900"/><vertex x="-1.5400" y="1.3800"/><vertex x="-1.2600" y="1.3800"/></polygon></package> </packages> <symbols> <symbol name="LMC555CMMX">
package.json+2−1@@ -24,6 +24,7 @@ "docs/hero.png", "docs/lmc555cmmx-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json" ] }
pads.jsonadded+275@@ -0,0 +1,275 @@+{+ "schema": "adom.pads/1",+ "slug": "lmc555cmmx",+ "footprint": "VSSOP-8_2.3x2mm_P0.5mm",+ "generated_from": {+ "footprint": "VSSOP-8_2.3x2mm_P0.5mm@sha256:dca72da69de3263a",+ "pins": "page.json:component.pins",+ "overrides": null+ },+ "pin1": {+ "pad": "1",+ "at": [+ -1.4,+ -0.75+ ],+ "corner": "top-left",+ "source": "silk-marker",+ "derived_from": "VSSOP-8_2.3x2mm_P0.5mm@sha256:dca72da69de3263a"+ },+ "pad_count": 8,+ "symbol_pins": [+ "1",+ "2",+ "3",+ "4",+ "5",+ "6",+ "7",+ "8"+ ],+ "paste_apertures": 0,+ "issues": [],+ "pads": [+ {+ "pad": "1",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -1.4,+ -0.75+ ],+ "rot": 0.0,+ "size": [+ 1.25,+ 0.35+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference (0 V) for the device. Connect to the negative supply rail.",+ "is_pin1": true,+ "source": {+ "geometry": "VSSOP-8_2.3x2mm_P0.5mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "2",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -1.4,+ -0.25+ ],+ "rot": 0.0,+ "size": [+ 1.25,+ 0.35+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "2",+ "name": "TRIG",+ "type": "input",+ "description": "Trigger input. A negative pulse below 1/3 V+ on this pin sets the internal flip-flop, driving OUT high and starting the timing cycle.",+ "is_pin1": false,+ "source": {+ "geometry": "VSSOP-8_2.3x2mm_P0.5mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "3",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -1.4,+ 0.25+ ],+ "rot": 0.0,+ "size": [+ 1.25,+ 0.35+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "3",+ "name": "OUT",+ "type": "output",+ "description": "Push-pull timer output. Swings between GND and V+ and can source or sink load current (typ. up to ~50 mA at V+ = 15 V).",+ "is_pin1": false,+ "source": {+ "geometry": "VSSOP-8_2.3x2mm_P0.5mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "4",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -1.4,+ 0.75+ ],+ "rot": 0.0,+ "size": [+ 1.25,+ 0.35+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "4",+ "name": "RESET",+ "type": "input",+ "description": "Active-low reset. Pulling below ~0.7 V forces OUT low and discharges the timing capacitor regardless of TRIG. Tie to V+ when unused.",+ "is_pin1": false,+ "source": {+ "geometry": "VSSOP-8_2.3x2mm_P0.5mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "5",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 1.4,+ 0.75+ ],+ "rot": 0.0,+ "size": [+ 1.25,+ 0.35+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "5",+ "name": "CONT",+ "type": "input",+ "description": "Control voltage. Provides access to the internal 2/3 V+ threshold reference; can be driven externally to modulate timing or pulse width. Typically bypassed to GND via a 10 nF capacitor when unused.",+ "is_pin1": false,+ "source": {+ "geometry": "VSSOP-8_2.3x2mm_P0.5mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "6",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 1.4,+ 0.25+ ],+ "rot": 0.0,+ "size": [+ 1.25,+ 0.35+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "6",+ "name": "THRES",+ "type": "input",+ "description": "Threshold input. When the voltage on this pin exceeds 2/3 V+, the internal flip-flop is reset, driving OUT low and turning on the discharge transistor.",+ "is_pin1": false,+ "source": {+ "geometry": "VSSOP-8_2.3x2mm_P0.5mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "7",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 1.4,+ -0.25+ ],+ "rot": 0.0,+ "size": [+ 1.25,+ 0.35+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "7",+ "name": "DISCH",+ "type": "output",+ "description": "Discharge. Open-drain output from an internal N-channel MOSFET; used to discharge the external timing capacitor when OUT is low.",+ "is_pin1": false,+ "source": {+ "geometry": "VSSOP-8_2.3x2mm_P0.5mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "8",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 1.4,+ -0.75+ ],+ "rot": 0.0,+ "size": [+ 1.25,+ 0.35+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "8",+ "name": "V+",+ "type": "power_in",+ "description": "Positive supply voltage, 1.5 V to 15 V. Bypass to GND with a 100 nF ceramic capacitor placed close to the pin.",+ "is_pin1": false,+ "source": {+ "geometry": "VSSOP-8_2.3x2mm_P0.5mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ }+ ]+}
page.json+11@@ -96,6 +96,17 @@ "viewers": { "symbol": "viewers/symbol.html", "footprint": "viewers/footprint.html"+ },+ "pin1": {+ "pad": "1",+ "at": [+ -1.4,+ -0.75+ ],+ "corner": "top-left",+ "source": "silk-marker",+ "derived_from": "VSSOP-8_2.3x2mm_P0.5mm@sha256:dca72da69de3263a",+ "mark": "drawn" } }, "metadata": {
viewers/footprint.html+1−1@@ -23,7 +23,7 @@ rect.pad.hi{stroke:var(--hi);stroke-width:.15;paint-order:stroke} #tip .td{font-size:11px;color:var(--ink);margin-top:5px;line-height:1.4} </style></head><body> <div class=bar><span class=h>PCB footprint</span><span class=sp></span><button class="lyrtog on" data-lyr="copper"><span class="d" style="background:#e35d5d"></span>Copper</button><button class="lyrtog on" data-lyr="silk"><span class="d" style="background:#e6edf3"></span>Silkscreen</button><button class="lyrtog" data-lyr="fab"><span class="d" style="background:#8b949e"></span>Fab</button><button class="lyrtog" data-lyr="courtyard"><span class="d" style="background:#bc8cff"></span>Courtyard</button></div>-<div class=stage id=stage><svg xmlns='http://www.w3.org/2000/svg' viewBox='-2.680 -1.650 5.360 3.300' style='width:100%;height:100%'><line class='ly-silk' x1='-1.106' y1='-1.185' x2='1.260' y2='-1.185' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='1.260' y1='1.185' x2='-1.260' y2='1.185' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-courtyard' x1='-2.280' y1='-1.180' x2='-1.400' y2='-1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-2.280' y1='1.180' x2='-2.280' y2='-1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.400' y1='-1.250' x2='1.400' y2='-1.250' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.400' y1='-1.180' x2='-1.400' y2='-1.250' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.400' y1='1.180' x2='-2.280' y2='1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.400' y1='1.250' x2='-1.400' y2='1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.400' y1='-1.250' x2='1.400' y2='-1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.400' y1='-1.180' x2='2.280' y2='-1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.400' y1='1.180' x2='1.400' y2='1.250' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.400' y1='1.250' x2='-1.400' y2='1.250' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.280' y1='-1.180' x2='2.280' y2='1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.280' y1='1.180' x2='1.400' y2='1.180' stroke='#4ade80' stroke-width='0.050'/><rect class='ly-copper pad' data-num='1' data-name='GND' x='-2.025' y='-0.925' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.400' y='-0.750' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>1</text><rect class='ly-copper pad' data-num='2' data-name='TRIG' x='-2.025' y='-0.425' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.400' y='-0.250' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>2</text><rect class='ly-copper pad' data-num='3' data-name='OUT' x='-2.025' y='0.075' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.400' y='0.250' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>3</text><rect class='ly-copper pad' data-num='4' data-name='RESET' x='-2.025' y='0.575' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.400' y='0.750' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>4</text><rect class='ly-copper pad' data-num='5' data-name='CONT' x='0.775' y='0.575' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.400' y='0.750' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>5</text><rect class='ly-copper pad' data-num='6' data-name='THRES' x='0.775' y='0.075' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.400' y='0.250' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>6</text><rect class='ly-copper pad' data-num='7' data-name='DISCH' x='0.775' y='-0.425' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.400' y='-0.250' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>7</text><rect class='ly-copper pad' data-num='8' data-name='V+' x='0.775' y='-0.925' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.400' y='-0.750' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>8</text></svg></div>+<div class=stage id=stage><svg xmlns='http://www.w3.org/2000/svg' viewBox='-2.680 -1.650 5.360 3.300' style='width:100%;height:100%'><line class='ly-silk' x1='-1.106' y1='-1.185' x2='1.260' y2='-1.185' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='1.260' y1='1.185' x2='-1.260' y2='1.185' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-courtyard' x1='-2.280' y1='-1.180' x2='-1.400' y2='-1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-2.280' y1='1.180' x2='-2.280' y2='-1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.400' y1='-1.250' x2='1.400' y2='-1.250' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.400' y1='-1.180' x2='-1.400' y2='-1.250' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.400' y1='1.180' x2='-2.280' y2='1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-1.400' y1='1.250' x2='-1.400' y2='1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.400' y1='-1.250' x2='1.400' y2='-1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.400' y1='-1.180' x2='2.280' y2='-1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.400' y1='1.180' x2='1.400' y2='1.250' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='1.400' y1='1.250' x2='-1.400' y2='1.250' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.280' y1='-1.180' x2='2.280' y2='1.180' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.280' y1='1.180' x2='1.400' y2='1.180' stroke='#4ade80' stroke-width='0.050'/><rect class='ly-copper pad' data-num='1' data-name='GND' x='-2.025' y='-0.925' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.400' y='-0.750' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>1</text><rect class='ly-copper pad' data-num='2' data-name='TRIG' x='-2.025' y='-0.425' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.400' y='-0.250' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>2</text><rect class='ly-copper pad' data-num='3' data-name='OUT' x='-2.025' y='0.075' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.400' y='0.250' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>3</text><rect class='ly-copper pad' data-num='4' data-name='RESET' x='-2.025' y='0.575' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-1.400' y='0.750' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>4</text><rect class='ly-copper pad' data-num='5' data-name='CONT' x='0.775' y='0.575' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.400' y='0.750' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>5</text><rect class='ly-copper pad' data-num='6' data-name='THRES' x='0.775' y='0.075' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.400' y='0.250' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>6</text><rect class='ly-copper pad' data-num='7' data-name='DISCH' x='0.775' y='-0.425' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.400' y='-0.250' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>7</text><rect class='ly-copper pad' data-num='8' data-name='V+' x='0.775' y='-0.925' width='1.250' height='0.350' rx='0.087' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='1.400' y='-0.750' font-size='0.350' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' font-family='ui-monospace,monospace' font-weight='700'>8</text><polygon class='ly-silk adom-pin1' points='-1.400,-1.190 -1.540,-1.380 -1.260,-1.380' fill='#d8b4fe' stroke='none'><title>pin 1</title></polygon></svg></div> <div id=tip></div> <script> var KIND="footprint", MPN="RAY/LMC555CMMX", PINS=[{"desc":"","name":"GND","number":"1","type":""},{"desc":"","name":"TRIG","number":"2","type":""},{"desc":"","name":"OUT","number":"3","type":""},{"desc":"","name":"RESET","number":"4","type":""},{"desc":"","name":"V+","number":"8","type":""},{"desc":"","name":"DISCH","number":"7","type":""},{"desc":"","name":"THRES","number":"6","type":""},{"desc":"","name":"CONT","number":"5","type":""}];