component
SIT1050T
Public Made by Adomby adom
SIT CAN Controllers, SO-8. 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
+297−10
package.json+2−1@@ -24,6 +24,7 @@ "docs/hero.png", "docs/sit1050t-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": "sit1050t",+ "footprint": "SOIC-8_3.9x4.9mm_P1.27mm",+ "generated_from": {+ "footprint": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",+ "pins": "page.json:component.pins",+ "overrides": null+ },+ "pin1": {+ "pad": "1",+ "at": [+ -2.475,+ -1.905+ ],+ "corner": "top-left",+ "source": "silk-marker",+ "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4"+ },+ "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": [+ -2.475,+ -1.905+ ],+ "rot": 0.0,+ "size": [+ 1.95,+ 0.6+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "1",+ "name": "TXD",+ "type": "input",+ "description": "Transmit data input from the CAN controller. CMOS-level logic input (VIH ≥ 2 V, VIL ≤ 0.8 V) with internal pull-up (IIL = -10 to -50 µA at VI = 0 V; IIH = ±2 µA at VI = VCC). A low level drives the bus dominant; high or open leaves the bus recessive. A dominant time-out (typ. 450 µs) prevents the bus from being held dominant indefinitely.",+ "is_pin1": true,+ "source": {+ "geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "2",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -2.475,+ -0.635+ ],+ "rot": 0.0,+ "size": [+ 1.95,+ 0.6+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground supply reference (0 V). The exposed thermal pad of the DFN3x3-8/HVSON8 variant is internally connected to this pin and should be soldered to board ground for enhanced thermal performance.",+ "is_pin1": false,+ "source": {+ "geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "3",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -2.475,+ 0.635+ ],+ "rot": 0.0,+ "size": [+ 1.95,+ 0.6+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "3",+ "name": "VCC",+ "type": "power_in",+ "description": "+5 V supply voltage input (recommended 4.5-5.5 V, abs-max -0.3 to +6 V). Typical supply current is ~6 mA in recessive/silent state and ~50 mA (max 70 mA) in dominant state with 60 Ω load.",+ "is_pin1": false,+ "source": {+ "geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "4",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -2.475,+ 1.905+ ],+ "rot": 0.0,+ "size": [+ 1.95,+ 0.6+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "4",+ "name": "RXD",+ "type": "output",+ "description": "Receive data output to the CAN controller; reads out the differential state of the CAN bus. Push-pull CMOS output (VOH ≥ 4 V at IO = -2 mA, VOL ≤ 0.4 V at IO = 2 mA). LOW = dominant bus, HIGH = recessive bus.",+ "is_pin1": false,+ "source": {+ "geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "5",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 2.475,+ 1.905+ ],+ "rot": 0.0,+ "size": [+ 1.95,+ 0.6+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "5",+ "name": "Vref",+ "type": "output",+ "description": "Reference voltage output at 0.5·VCC (spec 0.4·VCC to 0.6·VCC) capable of sourcing/sinking |IO| ≤ 50 µA. Provides a stable common-mode reference for the CAN controller or bus termination bias.",+ "is_pin1": false,+ "source": {+ "geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "6",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 2.475,+ 0.635+ ],+ "rot": 0.0,+ "size": [+ 1.95,+ 0.6+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "6",+ "name": "CANL",+ "type": "bidirectional",+ "description": "LOW-level CAN bus line (differential pair with CANH). Driven low (VOL(D) 0.5-2.25 V, typ 1.5 V) in the dominant state and biased to 0.5·VCC in the recessive state. Handles DC bus voltages of -40 to +40 V and transient ±200 V (see Fig. 7); short-circuit currents are limited by internal protection.",+ "is_pin1": false,+ "source": {+ "geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "7",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 2.475,+ -0.635+ ],+ "rot": 0.0,+ "size": [+ 1.95,+ 0.6+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "7",+ "name": "CANH",+ "type": "bidirectional",+ "description": "HIGH-level CAN bus line (differential pair with CANL). Driven high (VOH(D) 2.75-4.5 V, typ 3.5 V) in the dominant state and biased to 0.5·VCC in the recessive state. Handles DC bus voltages of -40 to +40 V and transient ±200 V; internal short-circuit and overcurrent protection.",+ "is_pin1": false,+ "source": {+ "geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "8",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 2.475,+ -1.905+ ],+ "rot": 0.0,+ "size": [+ 1.95,+ 0.6+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "8",+ "name": "S",+ "type": "input",+ "description": "Silent-mode control input (a.k.a. STB). LOW or open = normal (transmitter enabled); HIGH = silent mode (transmitter disabled, receiver still active). VIH ≥ 2.0 V, VIL ≤ 0.8 V; input current 15-60 µA at VS = 2 V. Enable time from silent to dominant ≤ 1 µs.",+ "is_pin1": false,+ "source": {+ "geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ }+ ]+}
page.json+18−7@@ -32,7 +32,7 @@ "number": "1", "name": "TXD", "type": "input",- "description": "Transmit data input from the CAN controller. CMOS-level logic input (VIH \u2265 2 V, VIL \u2264 0.8 V) with internal pull-up (IIL = -10 to -50 \u00b5A at VI = 0 V; IIH = \u00b12 \u00b5A at VI = VCC). A low level drives the bus dominant; high or open leaves the bus recessive. A dominant time-out (typ. 450 \u00b5s) prevents the bus from being held dominant indefinitely."+ "description": "Transmit data input from the CAN controller. CMOS-level logic input (VIH ≥ 2 V, VIL ≤ 0.8 V) with internal pull-up (IIL = -10 to -50 µA at VI = 0 V; IIH = ±2 µA at VI = VCC). A low level drives the bus dominant; high or open leaves the bus recessive. A dominant time-out (typ. 450 µs) prevents the bus from being held dominant indefinitely." }, { "number": "2",@@ -44,37 +44,37 @@ "number": "3", "name": "VCC", "type": "power_in",- "description": "+5 V supply voltage input (recommended 4.5-5.5 V, abs-max -0.3 to +6 V). Typical supply current is ~6 mA in recessive/silent state and ~50 mA (max 70 mA) in dominant state with 60 \u03a9 load."+ "description": "+5 V supply voltage input (recommended 4.5-5.5 V, abs-max -0.3 to +6 V). Typical supply current is ~6 mA in recessive/silent state and ~50 mA (max 70 mA) in dominant state with 60 Ω load." }, { "number": "4", "name": "RXD", "type": "output",- "description": "Receive data output to the CAN controller; reads out the differential state of the CAN bus. Push-pull CMOS output (VOH \u2265 4 V at IO = -2 mA, VOL \u2264 0.4 V at IO = 2 mA). LOW = dominant bus, HIGH = recessive bus."+ "description": "Receive data output to the CAN controller; reads out the differential state of the CAN bus. Push-pull CMOS output (VOH ≥ 4 V at IO = -2 mA, VOL ≤ 0.4 V at IO = 2 mA). LOW = dominant bus, HIGH = recessive bus." }, { "number": "5", "name": "Vref", "type": "output",- "description": "Reference voltage output at 0.5\u00b7VCC (spec 0.4\u00b7VCC to 0.6\u00b7VCC) capable of sourcing/sinking |IO| \u2264 50 \u00b5A. Provides a stable common-mode reference for the CAN controller or bus termination bias."+ "description": "Reference voltage output at 0.5·VCC (spec 0.4·VCC to 0.6·VCC) capable of sourcing/sinking |IO| ≤ 50 µA. Provides a stable common-mode reference for the CAN controller or bus termination bias." }, { "number": "6", "name": "CANL", "type": "bidirectional",- "description": "LOW-level CAN bus line (differential pair with CANH). Driven low (VOL(D) 0.5-2.25 V, typ 1.5 V) in the dominant state and biased to 0.5\u00b7VCC in the recessive state. Handles DC bus voltages of -40 to +40 V and transient \u00b1200 V (see Fig. 7); short-circuit currents are limited by internal protection."+ "description": "LOW-level CAN bus line (differential pair with CANH). Driven low (VOL(D) 0.5-2.25 V, typ 1.5 V) in the dominant state and biased to 0.5·VCC in the recessive state. Handles DC bus voltages of -40 to +40 V and transient ±200 V (see Fig. 7); short-circuit currents are limited by internal protection." }, { "number": "7", "name": "CANH", "type": "bidirectional",- "description": "HIGH-level CAN bus line (differential pair with CANL). Driven high (VOH(D) 2.75-4.5 V, typ 3.5 V) in the dominant state and biased to 0.5\u00b7VCC in the recessive state. Handles DC bus voltages of -40 to +40 V and transient \u00b1200 V; internal short-circuit and overcurrent protection."+ "description": "HIGH-level CAN bus line (differential pair with CANL). Driven high (VOH(D) 2.75-4.5 V, typ 3.5 V) in the dominant state and biased to 0.5·VCC in the recessive state. Handles DC bus voltages of -40 to +40 V and transient ±200 V; internal short-circuit and overcurrent protection." }, { "number": "8", "name": "S", "type": "input",- "description": "Silent-mode control input (a.k.a. STB). LOW or open = normal (transmitter enabled); HIGH = silent mode (transmitter disabled, receiver still active). VIH \u2265 2.0 V, VIL \u2264 0.8 V; input current 15-60 \u00b5A at VS = 2 V. Enable time from silent to dominant \u2264 1 \u00b5s."+ "description": "Silent-mode control input (a.k.a. STB). LOW or open = normal (transmitter enabled); HIGH = silent mode (transmitter disabled, receiver still active). VIH ≥ 2.0 V, VIL ≤ 0.8 V; input current 15-60 µA at VS = 2 V. Enable time from silent to dominant ≤ 1 µs." } ], "provenance": {@@ -96,6 +96,17 @@ "viewers": { "symbol": "viewers/symbol.html", "footprint": "viewers/footprint.html"+ },+ "pin1": {+ "pad": "1",+ "at": [+ -2.475,+ -1.905+ ],+ "corner": "top-left",+ "source": "silk-marker",+ "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",+ "mark": "drawn" } }, "metadata": {
sit1050t.lbr+1−1@@ -70,7 +70,7 @@ <wire x1="2.0600" y1="-2.5600" x2="-2.0600" y2="-2.5600" width="0.1200" layer="21"/> <text x="0" y="3.480" size="1.27" layer="25" align="bottom-center">>NAME</text> <text x="0" y="-3.480" size="1.27" layer="27" align="top-center">>VALUE</text>-</package>+<!--adom-pin1--><polygon width="0.0500" layer="21"><vertex x="-2.6000" y="2.4700"/><vertex x="-2.8400" y="2.8000"/><vertex x="-2.3600" y="2.8000"/></polygon></package> </packages> <symbols> <symbol name="SIT1050T">
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='-4.100 -3.100 8.200 6.200' style='width:100%;height:100%'><line class='ly-silk' x1='-2.060' y1='-2.560' x2='2.060' y2='-2.560' stroke='#d8b4fe' stroke-width='0.120'/><line class='ly-silk' x1='-2.060' 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y1='2.460' x2='-3.700' y2='2.460' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='-2.200' y1='2.700' x2='-2.200' y2='2.460' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.200' y1='-2.700' x2='2.200' y2='-2.460' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.200' y1='-2.460' x2='3.700' y2='-2.460' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.200' y1='2.460' x2='2.200' y2='2.700' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='2.200' y1='2.700' x2='-2.200' y2='2.700' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='3.700' y1='-2.460' x2='3.700' y2='2.460' stroke='#4ade80' stroke-width='0.050'/><line class='ly-courtyard' x1='3.700' y1='2.460' x2='2.200' y2='2.460' stroke='#4ade80' stroke-width='0.050'/><rect class='ly-copper pad' data-num='1' data-name='TXD' x='-3.450' y='-2.205' width='1.950' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-2.475' y='-1.905' font-size='0.360' 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='GND' x='-3.450' y='-0.935' width='1.950' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-2.475' y='-0.635' font-size='0.360' 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='VCC' x='-3.450' y='0.335' width='1.950' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-2.475' y='0.635' font-size='0.360' 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='RXD' x='-3.450' y='1.605' width='1.950' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='-2.475' y='1.905' font-size='0.360' 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='Vref' x='1.500' y='1.605' width='1.950' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='2.475' y='1.905' font-size='0.360' 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='CANL' x='1.500' y='0.335' width='1.950' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='2.475' y='0.635' font-size='0.360' 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='CANH' x='1.500' y='-0.935' width='1.950' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='2.475' y='-0.635' font-size='0.360' 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='S' x='1.500' y='-2.205' width='1.950' height='0.600' rx='0.150' fill='#f59e0b' stroke='#00000033' stroke-width='0.03' opacity='0.94'/><text class='padnum' x='2.475' y='-1.905' font-size='0.360' fill='#1c1206' text-anchor='middle' dominant-baseline='central' pointer-events='none' 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