component
MCP3008
Public Made by Adomby adom
Microchip 8-channel 10-bit SPI ADC, SOIC-16. 200 ksps, single-ended or differential. The Raspberry Pi ADC. Datasheet-verified.
← Commit history
MCP3008.adom-lbr.json+162−37@@ -14,7 +14,8 @@ "x": -600, "y": 350, "length": 100,- "rotation": 0+ "rotation": 0,+ "electrical_type": "input" }, { "number": "2",@@ -22,7 +23,8 @@ "x": -600, "y": 250, "length": 100,- "rotation": 0+ "rotation": 0,+ "electrical_type": "input" }, { "number": "3",@@ -30,7 +32,8 @@ "x": -600, "y": 150, "length": 100,- "rotation": 0+ "rotation": 0,+ "electrical_type": "input" }, { "number": "4",@@ -38,7 +41,8 @@ "x": -600, "y": 50, "length": 100,- "rotation": 0+ "rotation": 0,+ "electrical_type": "input" }, { "number": "5",@@ -46,7 +50,8 @@ "x": -600, "y": -50, "length": 100,- "rotation": 0+ "rotation": 0,+ "electrical_type": "input" }, { "number": "6",@@ -54,7 +59,8 @@ "x": -600, "y": -150, "length": 100,- "rotation": 0+ "rotation": 0,+ "electrical_type": "input" }, { "number": "7",@@ -62,7 +68,8 @@ "x": -600, "y": -250, "length": 100,- "rotation": 0+ "rotation": 0,+ "electrical_type": "input" }, { "number": "8",@@ -70,7 +77,8 @@ "x": -600, "y": -350, "length": 100,- "rotation": 0+ "rotation": 0,+ "electrical_type": "input" }, { "number": "9",@@ -78,7 +86,8 @@ "x": 200, "y": -550, "length": 100,- "rotation": 90+ "rotation": 90,+ "electrical_type": "power_in" }, { "number": "10",@@ -86,23 +95,26 @@ "x": 600, "y": -150, "length": 100,- "rotation": 180+ "rotation": 180,+ "electrical_type": "input" }, { "number": "11",- "name": "Din",+ "name": "DIN", "x": 600, "y": -50, "length": 100,- "rotation": 180+ "rotation": 180,+ "electrical_type": "input" }, { "number": "12",- "name": "Dout",+ "name": "DOUT", "x": 600, "y": 50, "length": 100,- "rotation": 180+ "rotation": 180,+ "electrical_type": "output" }, { "number": "13",@@ -110,7 +122,8 @@ "x": 600, "y": 150, "length": 100,- "rotation": 180+ "rotation": 180,+ "electrical_type": "input" }, { "number": "14",@@ -118,27 +131,50 @@ "x": -100, "y": -550, "length": 100,- "rotation": 90+ "rotation": 90,+ "electrical_type": "power_in" }, { "number": "15",- "name": "Vref",+ "name": "VREF", "x": -100, "y": 550, "length": 100,- "rotation": 270+ "rotation": 270,+ "electrical_type": "power_in" }, { "number": "16",- "name": "Vdd",+ "name": "VDD", "x": 200, "y": 550, "length": 100,- "rotation": 270+ "rotation": 270,+ "electrical_type": "power_in" } ], "body": null, "graphics": [+ {+ "kind": "rect",+ "x1": 150.0,+ "y1": -100.0,+ "x2": 275.0,+ "y2": 200.0,+ "width": 0.0,+ "filled": false,+ "fill_style": "none"+ },+ {+ "kind": "rect",+ "x1": 500.0,+ "y1": -450.0,+ "x2": -500.0,+ "y2": 450.0,+ "width": 10.0,+ "filled": true,+ "fill_style": "background"+ }, { "kind": "polyline", "points": [@@ -248,29 +284,66 @@ ] ], "width": 0.0+ }+ ],+ "designator_prefix": "U",+ "footprint": "SOIC-16_3.9x9.9mm_P1.27mm",+ "parameters": [+ {+ "name": "Value",+ "value": "MCP3008",+ "visible": true }, {- "kind": "rect",- "x1": 150.0,- "y1": -100.0,- "x2": 275.0,- "y2": 200.0,- "width": 0.0,- "filled": false+ "name": "Datasheet",+ "value": "https://ww1.microchip.com/downloads/en/DeviceDoc/21295d.pdf",+ "visible": true }, {- "kind": "rect",- "x1": 500.0,- "y1": -450.0,- "x2": -500.0,- "y2": 450.0,- "width": 10.0,- "filled": true+ "name": "Description",+ "value": "A/D Converter, 12-Bit, 8-Channel, SPI Interface , 2.7V-5.5V",+ "visible": true+ },+ {+ "name": "ki_keywords",+ "value": "12bit ADC Reference Single Supply SPI 8ch",+ "visible": true+ },+ {+ "name": "ki_fp_filters",+ "value": "DIP*W7.62mm* SOIC*3.9x9.9mm*P1.27mm*",+ "visible": true+ }+ ],+ "labels": [+ {+ "text": "MUX",+ "x": -250.0,+ "y": 0.0,+ "angle": 90,+ "justify_right": false,+ "bold": false,+ "size_mil": 50.0+ },+ {+ "text": "ADC",+ "x": -25.0,+ "y": 100.0,+ "angle": 0,+ "justify_right": false,+ "bold": false,+ "size_mil": 50.0+ },+ {+ "text": "CNTRL",+ "x": 235.00000000000003,+ "y": -65.0,+ "angle": 90,+ "justify_right": false,+ "bold": false,+ "size_mil": 50.0 } ],- "designator_prefix": "U",- "footprint": "SOIC-16_3.9x9.9mm_P1.27mm",- "parameters": [], "pin_numbers_hidden": false, "pin_names_hidden": false },@@ -637,6 +710,58 @@ "y2": 5.0, "width": 0.05 }+ ],+ "polys": [+ {+ "layer": {+ "role": "silk"+ },+ "points": [+ [+ -2.6,+ -5.01+ ],+ [+ -2.84,+ -5.34+ ],+ [+ -2.36,+ -5.34+ ]+ ],+ "width": 0.12,+ "filled": true+ },+ {+ "layer": {+ "role": "fab"+ },+ "points": [+ [+ -0.975,+ -4.95+ ],+ [+ 1.95,+ -4.95+ ],+ [+ 1.95,+ 4.95+ ],+ [+ -1.95,+ 4.95+ ],+ [+ -1.95,+ -3.975+ ]+ ],+ "width": 0.1,+ "filled": false+ } ] }, "connect": [
MCP3008.lbr+56−35@@ -52,24 +52,36 @@ <library> <description>A/D Converter, 12-Bit, 8-Channel, SPI Interface , 2.7V-5.5V</description> <packages>-<package name="MCP3008">- <description>MCP3008</description>- <smd name="1" x="-2.4750" y="4.4450" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="2" x="-2.4750" y="3.1750" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="3" x="-2.4750" y="1.9050" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="4" x="-2.4750" y="0.6350" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="5" x="-2.4750" y="-0.6350" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="6" x="-2.4750" y="-1.9050" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="7" x="-2.4750" y="-3.1750" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="8" x="-2.4750" y="-4.4450" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="9" x="2.4750" y="-4.4450" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="10" x="2.4750" y="-3.1750" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="11" x="2.4750" y="-1.9050" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="12" x="2.4750" y="-0.6350" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="13" x="2.4750" y="0.6350" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="14" x="2.4750" y="1.9050" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="15" x="2.4750" y="3.1750" dx="1.9500" dy="0.6000" layer="1"/>- <smd name="16" x="2.4750" y="4.4450" dx="1.9500" dy="0.6000" layer="1"/>+<package name="SOIC-16_3.9x9.9mm_P1.27mm">+ <description>SOIC-16, 3.9 x 9.9 mm, 1.27 mm pitch</description>+ <smd name="1" x="-2.4750" y="4.4450" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="2" x="-2.4750" y="3.1750" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="3" x="-2.4750" y="1.9050" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="4" x="-2.4750" y="0.6350" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="5" x="-2.4750" y="-0.6350" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="6" x="-2.4750" y="-1.9050" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="7" x="-2.4750" y="-3.1750" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="8" x="-2.4750" y="-4.4450" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="9" x="2.4750" y="-4.4450" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="10" x="2.4750" y="-3.1750" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="11" x="2.4750" y="-1.9050" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="12" x="2.4750" y="-0.6350" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="13" x="2.4750" y="0.6350" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="14" x="2.4750" y="1.9050" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="15" x="2.4750" y="3.1750" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <smd name="16" x="2.4750" y="4.4450" dx="1.9500" dy="0.6000" layer="1" roundness="50"/>+ <polygon width="0.1200" layer="21">+ <vertex x="-2.6000" y="5.0100"/>+ <vertex x="-2.8400" y="5.3400"/>+ <vertex x="-2.3600" y="5.3400"/>+ </polygon>+ <polygon width="0.1000" layer="51">+ <vertex x="-0.9750" y="4.9500"/>+ <vertex x="1.9500" y="4.9500"/>+ <vertex x="1.9500" y="-4.9500"/>+ <vertex x="-1.9500" y="-4.9500"/>+ <vertex x="-1.9500" y="3.9750"/>+ </polygon> <wire x1="-2.0600" y1="5.0600" x2="2.0600" y2="5.0600" width="0.1200" layer="21"/> <wire x1="-2.0600" y1="5.0050" x2="-2.0600" y2="5.0600" width="0.1200" layer="21"/> <wire x1="-2.0600" y1="-5.0600" x2="-2.0600" y2="-5.0050" width="0.1200" layer="21"/>@@ -82,10 +94,12 @@ </packages> <symbols> <symbol name="MCP3008">+ <description>A/D Converter, 12-Bit, 8-Channel, SPI Interface , 2.7V-5.5V</description> <wire x1="3.81" y1="-3.81" x2="6.985" y2="-3.81" width="0.254" layer="94"/> <wire x1="6.985" y1="-3.81" x2="6.985" y2="3.81" width="0.254" layer="94"/> <wire x1="6.985" y1="3.81" x2="3.81" y2="3.81" width="0.254" layer="94"/> <wire x1="3.81" y1="3.81" x2="3.81" y2="-3.81" width="0.254" layer="94"/>+ <rectangle x1="12.7000" y1="-12.7000" x2="-12.7000" y2="10.1600" layer="94"/> <wire x1="-7.6200" y1="8.8900" x2="-7.6200" y2="-11.4300" width="0.1524" layer="94"/> <wire x1="-7.6200" y1="-11.4300" x2="-5.0800" y2="-10.1600" width="0.1524" layer="94"/> <wire x1="-5.0800" y1="-10.1600" x2="-5.0800" y2="7.6200" width="0.1524" layer="94"/>@@ -101,8 +115,8 @@ <wire x1="-3.8100" y1="-3.1750" x2="-3.8100" y2="-11.4300" width="0.1524" layer="94"/> <wire x1="-3.8100" y1="-11.4300" x2="-6.3500" y2="-11.4300" width="0.1524" layer="94"/> <wire x1="-6.3500" y1="-11.4300" x2="-6.3500" y2="-10.7950" width="0.1524" layer="94"/>- <text x="0" y="-1.27" size="1.27" layer="95" align="bottom-center">>NAME</text>- <text x="0" y="1.27" size="1.27" layer="96" align="top-center">>VALUE</text>+ <text x="19.0500" y="-3.8100" size="1.27" layer="95" align="bottom-left">>NAME</text>+ <text x="19.0500" y="3.8100" size="1.27" layer="96" align="top-left">>VALUE</text> <pin name="CH0" x="-15.24" y="7.62" length="short" direction="in"/> <pin name="CH1" x="-15.24" y="5.08" length="short" direction="in"/> <pin name="CH2" x="-15.24" y="2.54" length="short" direction="in"/>@@ -112,16 +126,16 @@ <pin name="CH6" x="-15.24" y="-7.62" length="short" direction="in"/> <pin name="CH7" x="-15.24" y="-10.16" length="short" direction="in"/> <pin name="DGND" x="5.08" y="-15.24" length="short" direction="pwr" rot="R90"/>- <pin name="~{CS}/SHDN" x="15.24" y="-5.08" length="short" direction="in" rot="R180"/>- <pin name="Din" x="15.24" y="-2.54" length="short" direction="in" rot="R180"/>- <pin name="Dout" x="15.24" y="0" length="short" direction="out" rot="R180"/>+ <pin name="!CS!/SHDN" x="15.24" y="-5.08" length="short" direction="in" rot="R180"/>+ <pin name="DIN" x="15.24" y="-2.54" length="short" direction="in" rot="R180"/>+ <pin name="DOUT" x="15.24" y="0" length="short" direction="out" rot="R180"/> <pin name="CLK" x="15.24" y="2.54" length="short" direction="in" rot="R180"/> <pin name="AGND" x="-2.54" y="-15.24" length="short" direction="pwr" rot="R90"/>- <pin name="Vref" x="-2.54" y="12.7" length="short" direction="pwr" rot="R270"/>- <pin name="Vdd" x="5.08" y="12.7" length="short" direction="pwr" rot="R270"/>- <text x="4.8100000000000005" y="-1.27" size="0.762" layer="94" font="vector" ratio="15">MUX</text>- <text x="4.8100000000000005" y="1.27" size="0.762" layer="94" font="vector" ratio="15">ADC</text>- <text x="5.985" y="-2.921" size="0.762" layer="94" font="vector" ratio="15" align="right">CNTRL</text>+ <pin name="VREF" x="-2.54" y="12.7" length="short" direction="pwr" rot="R270"/>+ <pin name="VDD" x="5.08" y="12.7" length="short" direction="pwr" rot="R270"/>+ <text x="-6.3500" y="-1.2700" size="0.762" layer="94" font="vector" ratio="15" rot="R90" align="center-left">MUX</text>+ <text x="-0.6350" y="1.2700" size="0.762" layer="94" font="vector" ratio="15" align="center-left">ADC</text>+ <text x="5.9690" y="-2.9210" size="0.762" layer="94" font="vector" ratio="15" rot="R90" align="center-left">CNTRL</text> </symbol> </symbols> <devicesets>@@ -131,7 +145,7 @@ <gate name="G$1" symbol="MCP3008" x="0" y="0"/> </gates> <devices>- <device name="" package="MCP3008">+ <device name="" package="SOIC-16_3.9x9.9mm_P1.27mm"> <connects> <connect gate="G$1" pin="CH0" pad="1"/> <connect gate="G$1" pin="CH1" pad="2"/>@@ -142,15 +156,22 @@ <connect gate="G$1" pin="CH6" pad="7"/> <connect gate="G$1" pin="CH7" pad="8"/> <connect gate="G$1" pin="DGND" pad="9"/>- <connect gate="G$1" pin="~{CS}/SHDN" pad="10"/>- <connect gate="G$1" pin="Din" pad="11"/>- <connect gate="G$1" pin="Dout" pad="12"/>+ <connect gate="G$1" pin="!CS!/SHDN" pad="10"/>+ <connect gate="G$1" pin="DIN" pad="11"/>+ <connect gate="G$1" pin="DOUT" pad="12"/> <connect gate="G$1" pin="CLK" pad="13"/> <connect gate="G$1" pin="AGND" pad="14"/>- <connect gate="G$1" pin="Vref" pad="15"/>- <connect gate="G$1" pin="Vdd" pad="16"/>+ <connect gate="G$1" pin="VREF" pad="15"/>+ <connect gate="G$1" pin="VDD" pad="16"/> </connects>- <technologies><technology name=""/></technologies>+ <technologies>+ <technology name="">+ <attribute name="MPN" value="MCP3008" constant="no"/>+ <attribute name="MANUFACTURER" value="Microchip Technology" constant="no"/>+ <attribute name="DATASHEET" value="https://ww1.microchip.com/downloads/en/DeviceDoc/21295d.pdf" constant="no"/>+ <attribute name="ADOM_WIKI" value="https://wiki.adom.inc/adom/mcp3008" constant="no"/>+ </technology>+ </technologies> </device> </devices> </deviceset>
page.json+4−5@@ -90,7 +90,7 @@ }, { "number": "10",- "name": "CS/SHDN",+ "name": "~{CS}/SHDN", "type": "input", "description": "Active-low SPI chip select / shutdown input. Falling edge initiates a conversion cycle; driving high ends the conversion and places the device in low-power standby (typ. 5 nA). Must be held high between conversions." },@@ -149,7 +149,7 @@ "review_fix": { "at": "2026-11-10", "by": "part-reviewer (Ray review)",- "what": "Datasheet choice (symbol and page cited different documents): both now cite Microchip 21295D (MCP3004/3008) as the page cites; the symbol cited 21298C, the MCP3204/3208 datasheet."+ "what": "pin names set to the maker spelling from Microchip 21295D Package Types, MCP3008 PDIP/SOIC: 1 on the page, 4 on the symbol (numbers unchanged)." } }, "viewers": {@@ -259,6 +259,5 @@ } ], "description": "Microchip 8-channel 10-bit SPI ADC, SOIC-16. 200 ksps, single-ended or differential. The Raspberry Pi ADC. Datasheet-verified.",- "org": "adom",- "visibility": "public"-}+ "org": "adom"+}