<?xml version="1.0" encoding="utf-8"?>

<!DOCTYPE eagle SYSTEM "eagle.dtd">

<eagle version="6.3">

<drawing>

<settings>

<setting alwaysvectorfont="no"/>

<setting verticaltext="up"/>

</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="yes"/>

<layer number="16" name="Bottom" color="1" fill="1" visible="yes" active="yes"/>

<layer number="17" name="Pads" color="2" fill="1" visible="yes" active="yes"/>

<layer number="18" name="Vias" color="2" fill="1" visible="yes" active="yes"/>

<layer number="19" name="Unrouted" color="6" fill="1" visible="yes" active="yes"/>

<layer number="20" name="Dimension" color="15" fill="1" visible="yes" active="yes"/>

<layer number="21" name="tPlace" color="7" fill="1" visible="yes" active="yes"/>

<layer number="22" name="bPlace" color="7" fill="1" visible="yes" active="yes"/>

<layer number="23" name="tOrigins" color="15" fill="1" visible="yes" active="yes"/>

<layer number="24" name="bOrigins" color="15" fill="1" visible="yes" active="yes"/>

<layer number="25" name="tNames" color="7" fill="1" visible="yes" active="yes"/>

<layer number="26" name="bNames" color="7" fill="1" visible="yes" active="yes"/>

<layer number="27" name="tValues" color="7" fill="1" visible="yes" active="yes"/>

<layer number="28" name="bValues" color="7" fill="1" visible="yes" active="yes"/>

<layer number="29" name="tStop" color="7" fill="3" visible="yes" active="yes"/>

<layer number="30" name="bStop" color="7" fill="6" visible="yes" active="yes"/>

<layer number="31" name="tCream" color="7" fill="4" visible="no" active="yes"/>

<layer number="32" name="bCream" color="7" fill="5" visible="no" active="yes"/>

<layer number="33" name="tFinish" color="6" fill="3" visible="no" active="yes"/>

<layer number="34" name="bFinish" color="6" fill="6" visible="no" active="yes"/>

<layer number="35" name="tGlue" color="7" fill="4" visible="no" active="yes"/>

<layer number="36" name="bGlue" color="7" fill="5" visible="no" active="yes"/>

<layer number="37" name="tTest" color="7" fill="1" visible="no" active="yes"/>

<layer number="38" name="bTest" color="7" fill="1" visible="no" active="yes"/>

<layer number="39" name="tKeepout" color="4" fill="11" visible="yes" active="yes"/>

<layer number="40" name="bKeepout" color="1" fill="11" visible="yes" active="yes"/>

<layer number="41" name="tRestrict" color="4" fill="10" visible="yes" active="yes"/>

<layer number="42" name="bRestrict" color="1" fill="10" visible="yes" active="yes"/>

<layer number="43" name="vRestrict" color="2" fill="10" visible="yes" active="yes"/>

<layer number="44" name="Drills" color="7" fill="1" visible="no" active="yes"/>

<layer number="45" name="Holes" color="7" fill="1" visible="no" active="yes"/>

<layer number="46" name="Milling" color="3" fill="1" visible="no" active="yes"/>

<layer number="47" name="Measures" color="7" fill="1" visible="no" active="yes"/>

<layer number="48" name="Document" color="7" fill="1" visible="yes" active="yes"/>

<layer number="49" name="Reference" color="7" fill="1" visible="yes" active="yes"/>

<layer number="51" name="tDocu" color="7" fill="1" visible="yes" active="yes"/>

<layer number="52" name="bDocu" color="7" 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"/>

<layer number="93" name="Pins" color="2" fill="1" visible="yes" active="yes"/>

<layer number="94" name="Symbols" color="4" fill="1" visible="yes" active="yes"/>

<layer number="95" name="Names" color="7" fill="1" visible="yes" active="yes"/>

<layer number="96" name="Values" color="7" fill="1" visible="yes" active="yes"/>

<layer number="97" name="Info" color="7" fill="1" visible="yes" active="yes"/>

<layer number="98" name="Guide" color="6" fill="1" visible="yes" active="yes"/>

</layers>

<library>

<packages>

<package name="SOIC8">

<wire x1="2.4" y1="1.9" x2="2.4" y2="-1.4" width="0.2032" layer="51"/>

<wire x1="2.4" y1="-1.4" x2="2.4" y2="-1.9" width="0.2032" layer="51"/>

<wire x1="2.4" y1="-1.9" x2="-2.4" y2="-1.9" width="0.2032" layer="51"/>

<wire x1="-2.4" y1="-1.9" x2="-2.4" y2="-1.4" width="0.2032" layer="51"/>

<wire x1="-2.4" y1="-1.4" x2="-2.4" y2="1.9" width="0.2032" layer="51"/>

<wire x1="-2.4" y1="1.9" x2="2.4" y2="1.9" width="0.2032" layer="51"/>

<wire x1="2.4" y1="-1.4" x2="-2.4" y2="-1.4" width="0.2032" layer="51"/>

<smd name="2" x="-0.635" y="-2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="7" x="-0.635" y="2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="1" x="-1.905" y="-2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="3" x="0.635" y="-2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="4" x="1.905" y="-2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="8" x="-1.905" y="2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="6" x="0.635" y="2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="5" x="1.905" y="2.6" dx="0.6" dy="2.2" layer="1"/>

<text x="-3.175" y="-1.905" size="1.27" layer="25" rot="R90">&gt;NAME</text>

<text x="4.445" y="-1.905" size="1.27" layer="27" rot="R90">&gt;VALUE</text>

<rectangle x1="-2.1501" y1="-3.1001" x2="-1.6599" y2="-2" layer="51"/>

<rectangle x1="-0.8801" y1="-3.1001" x2="-0.3899" y2="-2" layer="51"/>

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<rectangle x1="1.6599" y1="2" x2="2.1501" y2="3.1001" layer="51"/>

<rectangle x1="0.3899" y1="2" x2="0.8801" y2="3.1001" layer="51"/>

<rectangle x1="-0.8801" y1="2" x2="-0.3899" y2="3.1001" layer="51"/>

<rectangle x1="-2.1501" y1="2" x2="-1.6599" y2="3.1001" layer="51"/>

</package>

<package name="SOT23-5">

<wire x1="0" y1="-1.29" x2="0" y2="-1.3" width="0.01" layer="21"/>

<wire x1="1.42" y1="0.8" x2="1.42" y2="-0.8" width="0.127" layer="21"/>

<wire x1="1.42" y1="-0.8" x2="-1.42" y2="-0.8" width="0.127" layer="51"/>

<wire x1="-1.42" y1="-0.8" x2="-1.42" y2="0.8" width="0.127" layer="21"/>

<wire x1="-1.42" y1="0.8" x2="1.42" y2="0.8" width="0.127" layer="51"/>

<wire x1="-1.27" y1="0.65" x2="1.28" y2="0.65" width="0.075" layer="21"/>

<wire x1="1.28" y1="0.65" x2="1.28" y2="-0.66" width="0.075" layer="21"/>

<wire x1="1.28" y1="-0.66" x2="-1.27" y2="-0.66" width="0.075" layer="21"/>

<wire x1="-1.27" y1="-0.66" x2="-1.27" y2="0.65" width="0.075" layer="21"/>

<smd name="1" x="-0.95" y="-1.29" dx="0.69" dy="0.99" layer="1"/>

<smd name="2" x="0" y="-1.29" dx="0.69" dy="0.99" layer="1"/>

<smd name="3" x="0.95" y="-1.29" dx="0.69" dy="0.99" layer="1"/>

<smd name="4" x="0.95" y="1.3" dx="0.69" dy="0.99" layer="1"/>

<smd name="5" x="-0.95" y="1.3" dx="0.69" dy="0.99" layer="1"/>

<text x="-2.54" y="2.54" size="1.27" layer="25">&gt;NAME</text>

<text x="-2.54" y="-3.81" size="1.27" layer="27">&gt;VALUE</text>

<rectangle x1="-1.11" y1="0.68" x2="-0.78" y2="1.43" layer="51"/>

<rectangle x1="0.79" y1="0.67" x2="1.12" y2="1.42" layer="51"/>

<rectangle x1="-1.11" y1="-1.42" x2="-0.78" y2="-0.67" layer="51"/>

<rectangle x1="-0.16" y1="-1.42" x2="0.17" y2="-0.67" layer="51"/>

<rectangle x1="0.79" y1="-1.42" x2="1.12" y2="-0.67" layer="51"/>

</package>

<package name="SOIC8HEAT">

<wire x1="2.4" y1="1.9" x2="2.4" y2="-1.4" width="0.2032" layer="51"/>

<wire x1="2.4" y1="-1.4" x2="2.4" y2="-1.9" width="0.2032" layer="51"/>

<wire x1="2.4" y1="-1.9" x2="-2.4" y2="-1.9" width="0.2032" layer="51"/>

<wire x1="-2.4" y1="-1.9" x2="-2.4" y2="-1.4" width="0.2032" layer="51"/>

<wire x1="-2.4" y1="-1.4" x2="-2.4" y2="1.9" width="0.2032" layer="51"/>

<wire x1="-2.4" y1="1.9" x2="2.4" y2="1.9" width="0.2032" layer="51"/>

<wire x1="2.4" y1="-1.4" x2="-2.4" y2="-1.4" width="0.2032" layer="51"/>

<smd name="2" x="-0.635" y="-2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="7" x="-0.635" y="2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="1" x="-1.905" y="-2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="3" x="0.635" y="-2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="4" x="1.905" y="-2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="8" x="-1.905" y="2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="6" x="0.635" y="2.6" dx="0.6" dy="2.2" layer="1"/>

<smd name="5" x="1.905" y="2.6" dx="0.6" dy="2.2" layer="1"/>

<text x="-3.175" y="-1.905" size="1.27" layer="25" rot="R90">&gt;NAME</text>

<text x="4.445" y="-1.905" size="1.27" layer="27" rot="R90">&gt;VALUE</text>

<rectangle x1="-2.1501" y1="-3.1001" x2="-1.6599" y2="-2" layer="51"/>

<rectangle x1="-0.8801" y1="-3.1001" x2="-0.3899" y2="-2" layer="51"/>

<rectangle x1="0.3899" y1="-3.1001" x2="0.8801" y2="-2" layer="51"/>

<rectangle x1="1.6599" y1="-3.1001" x2="2.1501" y2="-2" layer="51"/>

<rectangle x1="1.6599" y1="2" x2="2.1501" y2="3.1001" layer="51"/>

<rectangle x1="0.3899" y1="2" x2="0.8801" y2="3.1001" layer="51"/>

<rectangle x1="-0.8801" y1="2" x2="-0.3899" y2="3.1001" layer="51"/>

<rectangle x1="-2.1501" y1="2" x2="-1.6599" y2="3.1001" layer="51"/>

<smd name="9" x="0" y="0" dx="2.54" dy="1.27" layer="1"/>

</package>

</packages>

<symbols>

<symbol name="PCF8523">

<description>The PCF8523 is a CMOS1 Real-Time Clock (RTC) and calendar optimized for low power

consumption.</description>

<wire x1="0" y1="17.78" x2="27.94" y2="17.78" width="0.254" layer="94"/>

<wire x1="27.94" y1="17.78" x2="27.94" y2="0" width="0.254" layer="94"/>

<wire x1="27.94" y1="0" x2="0" y2="0" width="0.254" layer="94"/>

<wire x1="0" y1="0" x2="0" y2="17.78" width="0.254" layer="94"/>

<pin name="VDD" x="-5.08" y="15.24" length="middle"/>

<pin name="VSS" x="-5.08" y="12.7" length="middle"/>

<pin name="OSCI" x="33.02" y="15.24" length="middle" rot="R180"/>

<pin name="OSCO" x="33.02" y="12.7" length="middle" rot="R180"/>

<pin name="VBAT" x="-5.08" y="5.08" length="middle"/>

<pin name="\INT1/CLKOUT" x="33.02" y="7.62" length="middle" rot="R180"/>

<pin name="SCL" x="33.02" y="5.08" length="middle" rot="R180"/>

<pin name="SDA" x="33.02" y="2.54" length="middle" rot="R180"/>

<text x="0" y="20.32" size="1.778" layer="95" rot="MR180">&gt;NAME</text>

<text x="0" y="-2.54" size="1.778" layer="96">&gt;VALUE</text>

</symbol>

<symbol name="MCP9800">

<wire x1="-5.08" y1="7.62" x2="15.24" y2="7.62" width="0.254" layer="94"/>

<wire x1="15.24" y1="7.62" x2="15.24" y2="-5.08" width="0.254" layer="94"/>

<wire x1="15.24" y1="-5.08" x2="-5.08" y2="-5.08" width="0.254" layer="94"/>

<wire x1="-5.08" y1="-5.08" x2="-5.08" y2="7.62" width="0.254" layer="94"/>

<pin name="VDD" x="-10.16" y="5.08" length="middle"/>

<pin name="GND" x="-10.16" y="2.54" length="middle"/>

<pin name="ALERT" x="20.32" y="5.08" length="middle" rot="R180"/>

<pin name="SDA" x="20.32" y="0" length="middle" rot="R180"/>

<pin name="SCL" x="20.32" y="-2.54" length="middle" rot="R180"/>

<text x="-5.08" y="10.16" size="1.27" layer="95" rot="MR180">&gt;NAME</text>

<text x="-5.08" y="-7.62" size="1.27" layer="96">&gt;VALUE</text>

</symbol>

<symbol name="IFX91041EJ">

<wire x1="-10.16" y1="7.62" x2="-10.16" y2="-7.62" width="0.254" layer="94"/>

<wire x1="-10.16" y1="-7.62" x2="10.16" y2="-7.62" width="0.254" layer="94"/>

<wire x1="10.16" y1="-7.62" x2="10.16" y2="7.62" width="0.254" layer="94"/>

<wire x1="10.16" y1="7.62" x2="-10.16" y2="7.62" width="0.254" layer="94"/>

<pin name="SYNC" x="-15.24" y="5.08" length="middle"/>

<pin name="VS" x="-15.24" y="2.54" length="middle"/>

<pin name="EN" x="-15.24" y="0" length="middle"/>

<pin name="GND" x="-15.24" y="-5.08" length="middle"/>

<pin name="BDS" x="15.24" y="5.08" length="middle" rot="R180"/>

<pin name="BUO" x="15.24" y="2.54" length="middle" rot="R180"/>

<pin name="FB" x="15.24" y="0" length="middle" rot="R180"/>

<pin name="COMP" x="15.24" y="-5.08" length="middle" rot="R180"/>

<text x="-10.16" y="10.16" size="1.778" layer="95" rot="MR180">&gt;NAME</text>

<text x="-10.16" y="-10.16" size="1.778" layer="96">&gt;VALUE</text>

</symbol>

</symbols>

<devicesets>

<deviceset name="PCF8523">

<gates>

<gate name="G$1" symbol="PCF8523" x="0" y="0"/>

</gates>

<devices>

<device name="" package="SOIC8">

<connects>

<connect gate="G$1" pin="OSCI" pad="1"/>

<connect gate="G$1" pin="OSCO" pad="2"/>

<connect gate="G$1" pin="SCL" pad="6"/>

<connect gate="G$1" pin="SDA" pad="5"/>

<connect gate="G$1" pin="VBAT" pad="3"/>

<connect gate="G$1" pin="VDD" pad="8"/>

<connect gate="G$1" pin="VSS" pad="4"/>

<connect gate="G$1" pin="\INT1/CLKOUT" pad="7"/>

</connects>

<technologies>

<technology name=""/>

</technologies>

</device>

</devices>

</deviceset>

<deviceset name="MCP9800">

<gates>

<gate name="G$1" symbol="MCP9800" x="-5.08" y="-2.54"/>

</gates>

<devices>

<device name="" package="SOT23-5">

<connects>

<connect gate="G$1" pin="ALERT" pad="3"/>

<connect gate="G$1" pin="GND" pad="2"/>

<connect gate="G$1" pin="SCL" pad="4"/>

<connect gate="G$1" pin="SDA" pad="5"/>

<connect gate="G$1" pin="VDD" pad="1"/>

</connects>

<technologies>

<technology name=""/>

</technologies>

</device>

</devices>

</deviceset>

<deviceset name="IFX91041EJ">

<gates>

<gate name="G$1" symbol="IFX91041EJ" x="0" y="0"/>

</gates>

<devices>

<device name="" package="SOIC8HEAT">

<connects>

<connect gate="G$1" pin="BDS" pad="5"/>

<connect gate="G$1" pin="BUO" pad="6"/>

<connect gate="G$1" pin="COMP" pad="3"/>

<connect gate="G$1" pin="EN" pad="7"/>

<connect gate="G$1" pin="FB" pad="4"/>

<connect gate="G$1" pin="GND" pad="2 9"/>

<connect gate="G$1" pin="SYNC" pad="1"/>

<connect gate="G$1" pin="VS" pad="8"/>

</connects>

<technologies>

<technology name=""/>

</technologies>

</device>

</devices>

</deviceset>

</devicesets>

</library>

</drawing>

</eagle>