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osmo-clock-gen: capacitive coupling for XA input needed - added 100n 

This was a remark by tnt, thanks.
This commit is contained in:
Martin Schramm 2019-06-13 16:37:33 +02:00 committed by Harald Welte
parent c3f627affe
commit 436048290a
2 changed files with 101 additions and 58 deletions
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40
clock-generator/clock-generator.brd
View File

@ -3040,6 +3040,19 @@ for the minimum (VIA) drill of 0.3mm as 0.36mm.</description>
<attribute name="NAME" x="42.62755" y="91.8337" size="1.1" layer="25" ratio="15" rot="R270"/>
<attribute name="VALUE" x="43.8866" y="86.3539" size="1.27" layer="27" rot="R90"/>
</element>
<element name="C28" library="rc-sysmocom" package="_0603" value="100n" x="27.6225" y="38.4175" smashed="yes" rot="R180">
<attribute name="POPULATED" value="TRUE" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="MANUFACTURERPARTNUMBER" value="CL10B104KO8NNNC" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="CLASS" value="CAPACITOR" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="LINK" value="https://www.digikey.de/product-detail/de/samsung-electro-mechanics/CL10B104KO8NNNC/1276-1005-1-ND/3889091" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="ROHSCERTIFICATE" value="Bleifrei / RoHS-konform" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="SOURCEPARTNUMBER" value="1276-1005-1-ND" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="MANUFACTURER" value="Samsung Electro-Mechanics" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="DESCRIPTION" value="CAP CER 0.1UF 16V X7R 0603" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="SOURCE" value="DIGIKEY" x="27.6225" y="38.4175" size="1.778" layer="27" rot="R180" display="off"/>
<attribute name="NAME" x="28.8925" y="39.0525" size="1.016" layer="25" font="vector" ratio="14"/>
<attribute name="VALUE" x="29.21" y="39.9098" size="0.508" layer="27" font="vector" ratio="10" rot="R180"/>
</element>
</elements>
<signals>
<signal name="GND" class="4">
@ -4430,20 +4443,10 @@ for the minimum (VIA) drill of 0.3mm as 0.36mm.</description>
<signal name="N$4">
<contactref element="R20" pad="2"/>
<contactref element="R19" pad="1"/>
<contactref element="U2" pad="1"/>
<wire x1="29.0195" y1="43.18" x2="29.0195" y2="41.5925" width="0.3048" layer="1"/>
<wire x1="24.134" y1="34.8865" x2="24.388559375" y2="35.501059375" width="0.3048" layer="1" curve="-45.000146"/>
<wire x1="24.388559375" y1="35.501059375" x2="25.0825" y2="36.195" width="0.3048" layer="1"/>
<wire x1="25.0825" y1="36.195" x2="25.4" y2="36.9615125" width="0.3048" layer="1" curve="45"/>
<wire x1="25.4" y1="36.9615125" x2="25.4" y2="37.1475" width="0.3048" layer="1"/>
<wire x1="25.4" y1="37.1475" x2="25.62450625" y2="37.68950625" width="0.3048" layer="1" curve="-45"/>
<wire x1="27.4909875" y1="38.4175" x2="26.9875" y2="38.4175" width="0.3048" layer="1"/>
<wire x1="25.62450625" y1="37.68950625" x2="25.9034875" y2="37.9684875" width="0.3048" layer="1"/>
<wire x1="25.9034875" y1="37.9684875" x2="26.9875" y2="38.4175" width="0.3048" layer="1" curve="-45"/>
<wire x1="29.0195" y1="41.5925" x2="29.0195" y2="40.12561875" width="0.3048" layer="1"/>
<wire x1="29.0195" y1="40.12561875" x2="28.575" y2="39.0525" width="0.3048" layer="1" curve="-45"/>
<wire x1="27.4909875" y1="38.4175" x2="28.2575" y2="38.735" width="0.3048" layer="1" curve="45"/>
<wire x1="28.2575" y1="38.735" x2="28.575" y2="39.0525" width="0.3048" layer="1"/>
<contactref element="C28" pad="1"/>
<wire x1="29.0195" y1="41.5925" x2="29.0195" y2="39.950525" width="0.3048" layer="1"/>
<wire x1="29.0195" y1="39.950525" x2="28.3845" y2="38.4175" width="0.3048" layer="1" curve="-45"/>
</signal>
<signal name="N$2">
<contactref element="R20" pad="1"/>
@ -4454,6 +4457,17 @@ for the minimum (VIA) drill of 0.3mm as 0.36mm.</description>
<signal name="VDD_3V3" class="3">
<contactref element="TC501" pad="4"/>
</signal>
<signal name="N$8">
<contactref element="U2" pad="1"/>
<contactref element="C28" pad="2"/>
<wire x1="24.134" y1="34.8865" x2="24.388559375" y2="35.501059375" width="0.3048" layer="1" curve="-45.000146"/>
<wire x1="26.8605" y1="38.4175" x2="26.4840125" y2="38.4175" width="0.3048" layer="1"/>
<wire x1="26.4840125" y1="38.4175" x2="25.7175" y2="38.1" width="0.3048" layer="1" curve="45"/>
<wire x1="25.7175" y1="38.1" x2="25.4" y2="37.3334875" width="0.3048" layer="1" curve="45"/>
<wire x1="25.4" y1="37.3334875" x2="25.4" y2="36.83" width="0.3048" layer="1"/>
<wire x1="24.388559375" y1="35.501059375" x2="25.17549375" y2="36.28799375" width="0.3048" layer="1"/>
<wire x1="25.17549375" y1="36.28799375" x2="25.4" y2="36.83" width="0.3048" layer="1" curve="45"/>
</signal>
</signals>
<errors>
<approved hash="19,1,5d5f2725da52a028"/>

119
clock-generator/clock-generator.sch
View File

@ -8,34 +8,34 @@
</settings>
<grid distance="0.1" unitdist="inch" unit="inch" style="lines" multiple="1" display="no" altdistance="0.01" altunitdist="inch" altunit="inch"/>
<layers>
<layer number="1" name="Top" color="4" fill="1" visible="yes" active="no"/>
<layer number="2" name="Route2" color="11" fill="3" visible="yes" active="no"/>
<layer number="3" name="Route3" color="4" fill="3" visible="yes" active="no"/>
<layer number="4" name="Route4" color="1" fill="4" visible="yes" active="no"/>
<layer number="5" name="Route5" color="4" fill="4" visible="yes" active="no"/>
<layer number="6" name="Route6" color="1" fill="8" visible="yes" active="no"/>
<layer number="7" name="Route7" color="4" fill="8" visible="yes" active="no"/>
<layer number="8" name="Route8" color="1" fill="2" visible="yes" active="no"/>
<layer number="9" name="Route9" color="4" fill="2" visible="yes" active="no"/>
<layer number="10" name="Route10" color="1" fill="7" visible="yes" active="no"/>
<layer number="11" name="Route11" color="4" fill="7" visible="yes" active="no"/>
<layer number="12" name="Route12" color="1" fill="5" visible="yes" active="no"/>
<layer number="13" name="Route13" color="4" fill="5" visible="yes" active="no"/>
<layer number="14" name="Route14" color="1" fill="6" visible="yes" active="no"/>
<layer number="15" name="Route15" color="14" fill="6" visible="yes" active="no"/>
<layer number="16" name="Bottom" color="1" fill="1" visible="yes" active="no"/>
<layer number="17" name="Pads" color="2" fill="1" visible="yes" active="no"/>
<layer number="18" name="Vias" color="2" fill="1" visible="yes" active="no"/>
<layer number="19" name="Unrouted" color="6" fill="1" visible="yes" active="no"/>
<layer number="20" name="Dimension" color="15" fill="1" visible="yes" active="no"/>
<layer number="21" name="tPlace" color="7" fill="1" visible="yes" active="no"/>
<layer number="22" name="bPlace" color="7" fill="1" visible="yes" active="no"/>
<layer number="23" name="tOrigins" color="15" fill="1" visible="yes" active="no"/>
<layer number="24" name="bOrigins" color="15" fill="1" visible="yes" active="no"/>
<layer number="25" name="tNames" color="7" fill="1" visible="yes" active="no"/>
<layer number="26" name="bNames" color="7" fill="1" visible="yes" active="no"/>
<layer number="27" name="tValues" color="7" fill="1" visible="yes" active="no"/>
<layer number="28" name="bValues" color="7" fill="1" visible="yes" active="no"/>
<layer number="1" name="Top" color="4" fill="1" visible="no" active="no"/>
<layer number="2" name="Route2" color="11" fill="3" visible="no" active="no"/>
<layer number="3" name="Route3" color="4" fill="3" visible="no" active="no"/>
<layer number="4" name="Route4" color="1" fill="4" visible="no" active="no"/>
<layer number="5" name="Route5" color="4" fill="4" visible="no" active="no"/>
<layer number="6" name="Route6" color="1" fill="8" visible="no" active="no"/>
<layer number="7" name="Route7" color="4" fill="8" visible="no" active="no"/>
<layer number="8" name="Route8" color="1" fill="2" visible="no" active="no"/>
<layer number="9" name="Route9" color="4" fill="2" visible="no" active="no"/>
<layer number="10" name="Route10" color="1" fill="7" visible="no" active="no"/>
<layer number="11" name="Route11" color="4" fill="7" visible="no" active="no"/>
<layer number="12" name="Route12" color="1" fill="5" visible="no" active="no"/>
<layer number="13" name="Route13" color="4" fill="5" visible="no" active="no"/>
<layer number="14" name="Route14" color="1" fill="6" visible="no" active="no"/>
<layer number="15" name="Route15" color="14" fill="6" visible="no" active="no"/>
<layer number="16" name="Bottom" color="1" fill="1" visible="no" active="no"/>
<layer number="17" name="Pads" color="2" fill="1" visible="no" active="no"/>
<layer number="18" name="Vias" color="2" fill="1" visible="no" active="no"/>
<layer number="19" name="Unrouted" color="6" fill="1" visible="no" active="no"/>
<layer number="20" name="Dimension" color="15" fill="1" visible="no" active="no"/>
<layer number="21" name="tPlace" color="7" fill="1" visible="no" active="no"/>
<layer number="22" name="bPlace" color="7" fill="1" visible="no" active="no"/>
<layer number="23" name="tOrigins" color="15" fill="1" visible="no" active="no"/>
<layer number="24" name="bOrigins" color="15" fill="1" visible="no" active="no"/>
<layer number="25" name="tNames" color="7" fill="1" visible="no" active="no"/>
<layer number="26" name="bNames" color="7" fill="1" visible="no" active="no"/>
<layer number="27" name="tValues" color="7" fill="1" visible="no" active="no"/>
<layer number="28" name="bValues" color="7" fill="1" visible="no" active="no"/>
<layer number="29" name="tStop" color="7" fill="3" visible="no" active="no"/>
<layer number="30" name="bStop" color="7" fill="6" visible="no" active="no"/>
<layer number="31" name="tCream" color="7" fill="4" visible="no" active="no"/>
@ -44,8 +44,8 @@
<layer number="34" name="bFinish" color="6" fill="6" visible="no" active="no"/>
<layer number="35" name="tGlue" color="7" fill="4" visible="no" active="no"/>
<layer number="36" name="bGlue" color="7" fill="5" visible="no" active="no"/>
<layer number="37" name="tTest" color="7" fill="1" visible="yes" active="no"/>
<layer number="38" name="bTest" color="7" fill="1" visible="yes" active="no"/>
<layer number="37" name="tTest" color="7" fill="1" visible="no" active="no"/>
<layer number="38" name="bTest" color="7" fill="1" visible="no" active="no"/>
<layer number="39" name="tKeepout" color="4" fill="11" visible="no" active="no"/>
<layer number="40" name="bKeepout" color="1" fill="11" visible="no" active="no"/>
<layer number="41" name="tRestrict" color="4" fill="10" visible="no" active="no"/>
@ -53,19 +53,19 @@
<layer number="43" name="vRestrict" color="2" fill="10" visible="no" active="no"/>
<layer number="44" name="Drills" color="7" fill="1" visible="no" active="no"/>
<layer number="45" name="Holes" color="7" fill="1" visible="no" active="no"/>
<layer number="46" name="Milling" color="3" fill="1" visible="yes" active="no"/>
<layer number="47" name="Measures" color="7" fill="1" visible="yes" active="no"/>
<layer number="48" name="Document" color="7" fill="1" visible="yes" active="no"/>
<layer number="49" name="Reference" color="7" fill="1" visible="yes" active="no"/>
<layer number="50" name="dxf" color="7" fill="1" visible="yes" active="no"/>
<layer number="51" name="tDocu" color="7" fill="1" visible="yes" active="no"/>
<layer number="52" name="bDocu" color="7" fill="1" visible="yes" active="no"/>
<layer number="53" name="tGND_GNDA" color="7" fill="9" visible="yes" active="no"/>
<layer number="54" name="bGND_GNDA" color="1" fill="9" visible="yes" active="no"/>
<layer number="56" name="wert" color="7" fill="1" visible="yes" active="no"/>
<layer number="57" name="tCAD" color="7" fill="1" visible="yes" active="no"/>
<layer number="59" name="tCarbon" color="7" fill="1" visible="yes" active="no"/>
<layer number="60" name="bCarbon" color="7" fill="1" visible="yes" active="no"/>
<layer number="46" name="Milling" color="3" fill="1" visible="no" active="no"/>
<layer number="47" name="Measures" color="7" fill="1" visible="no" active="no"/>
<layer number="48" name="Document" color="7" fill="1" visible="no" active="no"/>
<layer number="49" name="Reference" color="7" fill="1" visible="no" active="no"/>
<layer number="50" name="dxf" color="7" fill="1" visible="no" active="no"/>
<layer number="51" name="tDocu" color="7" fill="1" visible="no" active="no"/>
<layer number="52" name="bDocu" color="7" fill="1" visible="no" active="no"/>
<layer number="53" name="tGND_GNDA" color="7" fill="9" visible="no" active="no"/>
<layer number="54" name="bGND_GNDA" color="1" fill="9" visible="no" active="no"/>
<layer number="56" name="wert" color="7" fill="1" visible="no" active="no"/>
<layer number="57" name="tCAD" color="7" fill="1" visible="no" active="no"/>
<layer number="59" name="tCarbon" color="7" fill="1" visible="no" active="no"/>
<layer number="60" name="bCarbon" color="7" fill="1" visible="no" active="no"/>
<layer number="90" name="Modules" color="5" fill="1" visible="yes" active="yes"/>
<layer number="91" name="Nets" color="2" fill="1" visible="yes" active="yes"/>
<layer number="92" name="Busses" color="1" fill="1" visible="yes" active="yes"/>
@ -8359,6 +8359,17 @@ Source: http://ecommas.tycoelectronics.com .. ENG_CD_640456_W.pdf</description>
<part name="GND50" library="supply1" deviceset="GND" device=""/>
<part name="GND51" library="supply1" deviceset="GND" device=""/>
<part name="J1" library="con-amp" deviceset="MTA02-100" device=""/>
<part name="C28" library="rc-sysmocom" deviceset="CAP_CERAMIC" device="_0603" value="100n">
<attribute name="CLASS" value="CAPACITOR"/>
<attribute name="DESCRIPTION" value="CAP CER 0.1UF 16V X7R 0603"/>
<attribute name="LINK" value="https://www.digikey.de/product-detail/de/samsung-electro-mechanics/CL10B104KO8NNNC/1276-1005-1-ND/3889091"/>
<attribute name="MANUFACTURER" value="Samsung Electro-Mechanics"/>
<attribute name="MANUFACTURERPARTNUMBER" value="CL10B104KO8NNNC"/>
<attribute name="POPULATED" value="TRUE"/>
<attribute name="ROHSCERTIFICATE" value="Bleifrei / RoHS-konform"/>
<attribute name="SOURCE" value="DIGIKEY"/>
<attribute name="SOURCEPARTNUMBER" value="1276-1005-1-ND"/>
</part>
</parts>
<sheets>
<sheet>
@ -9180,6 +9191,17 @@ OSHW / CC-BY-SA</text>
<attribute name="NAME" x="152.4" y="187.198" size="1.27" layer="95"/>
<attribute name="VALUE" x="152.4" y="181.991" size="1.27" layer="96"/>
</instance>
<instance part="C28" gate="G$1" x="180.34" y="124.46">
<attribute name="DESCRIPTION" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
<attribute name="MANUFACTURER" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
<attribute name="MANUFACTURERPARTNUMBER" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
<attribute name="SOURCE" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
<attribute name="SOURCEPARTNUMBER" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
<attribute name="ROHSCERTIFICATE" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
<attribute name="POPULATED" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
<attribute name="CLASS" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
<attribute name="LINK" x="180.34" y="124.46" size="1.778" layer="96" rot="R270" display="off"/>
</instance>
</instances>
<busses>
</busses>
@ -9987,12 +10009,12 @@ OSHW / CC-BY-SA</text>
<pinref part="R20" gate="G$1" pin="2"/>
<pinref part="R19" gate="G$1" pin="1"/>
<wire x1="160.02" y1="172.72" x2="160.02" y2="170.18" width="0.1524" layer="91"/>
<pinref part="U2" gate="G$1" pin="XA"/>
<wire x1="160.02" y1="170.18" x2="160.02" y2="167.64" width="0.1524" layer="91"/>
<wire x1="200.66" y1="124.46" x2="170.18" y2="124.46" width="0.1524" layer="91"/>
<wire x1="177.8" y1="124.46" x2="170.18" y2="124.46" width="0.1524" layer="91"/>
<wire x1="170.18" y1="124.46" x2="170.18" y2="170.18" width="0.1524" layer="91"/>
<wire x1="160.02" y1="170.18" x2="170.18" y2="170.18" width="0.1524" layer="91"/>
<junction x="160.02" y="170.18"/>
<pinref part="C28" gate="G$1" pin="1"/>
</segment>
</net>
<net name="N$2" class="0">
@ -10010,6 +10032,13 @@ OSHW / CC-BY-SA</text>
<label x="144.78" y="185.42" size="1.27" layer="95" rot="R180" xref="yes"/>
</segment>
</net>
<net name="N$8" class="0">
<segment>
<pinref part="U2" gate="G$1" pin="XA"/>
<wire x1="200.66" y1="124.46" x2="185.42" y2="124.46" width="0.1524" layer="91"/>
<pinref part="C28" gate="G$1" pin="2"/>
</segment>
</net>
</nets>
</sheet>
<sheet>